Thông tư 10/2017/TT-BQP Ban hành quy chuẩn QCVN 07:2017/BQP về Hệ thống chống sét kho đạn dược

CQNG HOA xA. Hot CHU NGHIA V1tT NAM

DOc lap - Tyr do - Hanh phic

S6: 4a /2017/TT-BQP

Ha NO1, ngay thanger neon 2017

Ban hinh quy chain QCVN 07:2017/BQP - Quy chuan ky thuat clam gia

ve Hg thong chOng set kho don duvc

Can ca. Ludt Tieu chucin va Quy chtuin V thudt ngay 29 thcing 6 ncim 2006;

Can ca. Nghj djnh sit 127/2007/ND-CP nsay 01 thong 8 nem 2007 cua

Chinh pith quy djnh chi tiet thi hanh mot s6 dieu cilia Ludt Tieu chuan va Quy

chuan ky thudt;

Can cu Nghj djnh se: 35/2013/ND-CP ngay 22 thong 4 nam 2013 act

Chink pha quy djnh chile nang, nhifm vy, guy& km va ca cau to chile meta B 0

Quoc phong;

Theo dJ nghj caa Cyc truemg C7,4C Tieu chuein - Do lining - ChAt Wong;

BO twang BO Quoc phong ban hanh ,Thong to ban hank Quy chuan

QCYN 07:2017/BQP, Quy chuan kJ, thudt quoc gia ye He thong chang set kho

dun dupe.

Dieu 1. Ban hanh kern then Thong to nay Quy chart Icy thuat qu6c gia

trong linh wc quan su, qu8c phong:

QCVN 07:2016/BQP, Quy chuin ky thuat qu6c gia ve He thiing chong set

kho dart dtrqc.

Dieu 2. Thong to nay co hieu km thi hanh ke tir nth 40 thane 3 !Ain 2017

va dm:7c dp dung thong that trong town qu8c.

Dieu 3. 0,1c trusting Cue Tieu chuan - Do luting - ChAt luting, Thu throng'

i t.....„.„

cc( quan, don vi va ca nhin co lien quan chin trach nhiem thi hanh Thong to nay./

Noi nhon:

- BO twang (a b/c);

- TT Be )(nen Truang;

it TRU oNG

- BO Khoa hoc va ang nghe;

- Tang cue: icy two, CNQP;

- Cite TC-DL-CL;

- Cuc Quan khi/TCKT;

- Vu Phip che/BQP;

- °Ong TTEIT BQP;

- Ulu: VT, THBD; Hail 1.

yang Be Xuan Trtrerng

National technical regulation on proving lightning resistant system

for ammunition depot

HA Ngi - 2017

•

Myc lyc

Lai not au

Trang

1

Quy Binh Chung

4

1.1

Pham vi dieu chinh........ ............... ................ ...... ... .....

4

1.2

Doi tuvng ap dung

4

1.3 Thuet ngir ya dinh nghia

4

2

Quy dinh ye ky thuat

5

2.1 Quy dinh Chung

5

2.2 Quy dinh ve k9 thuat

7

3

Quy dinh ye quan ly

12

3.1

Quy dinh ye bao tri

12

3.2 Quy dinh ve nghiern thu

13

3.3 Quy dinh ye ban giao

13

4

Quy dinh ye kiem tra...

13

4.1 Kiem tra thutng xuyen

13

4.2 Kiem tra dinh ky

14

4.3 Kiem tra GRA xuet

14

5

Trach nhiem cOa cac to chipc, ca nhan

15

6

TO chirc thcrc hien

15

Phu lye A - Khoang each tea, thiet bi thu set den nha kho

16

Phu lyc B - Quy dinh ye xac dinh yung bac) ye cCia cot thu

set danh thOng

,

17

Phu lyc C - Ket cau mot so cot thu set dien hinh

28

Phu Ipc D - Quy dinh ve iD6 tri, &mg that tinh dien tr.& tiOp

dat dm cac cure dron_

36

Phu lyc E - Tinh toan, thiet ke he thong chOng set danh thOng

va thong cam Ong tinh diet) cho nha kho dan dtrgc

48

Levi not dAu

QCVN 07:2017/BQP do BO Tham muurfOng cue Ky thuAt soan thao,

Cuc Tieu chuAn - Do luting - Chat ludeng/BO Qt.& phong trinh duy0t,

BO Khoa hpc va Cong nghe thArn dinh va dupe ban hanh then Thong

tu' so AO /2017/TT-BQP ngestra.thang.alnam 2017 cOa BO trutng BO

Qui5c phong.

QUY CHUAN Ki? THUAT QUOC CIA

QUY CHUAN Kt THUAT QU6C GIA

National technical regulation on proving lightning resistant system

for ammunition depot

1 Quy Binh chung

1.1 Pham vi dieu chinh

Quy chuan k9 thuet nay quy dinh cac you cat' k9 thuet trong thiet ke, thi

cong xay dung mai, cii tao sera chCra, nghiem thu, phuang phap kiem

tra va quin 19' he thong chong set cho nha kho dan duct, vet lieu nó; nha

xulang san xuat dan duvc, vet lieu no; cac nha tam china dan duvc, tram

bao ⟩ sera chira On, tram chuen bi ten lira, ng.r 10i, thug' loi.

1.2 06i tuvng Sp clung

Quy chuen nay ap dyng d6i voi cac ca quan, to cho'c, Ca nhan co hoat

dOng lien quan den thiet ke, thi cony xay dung mai, cal tao sera chCra,

nghiem thu, phu'ang chap kiem tra va quart 19 he thong thong set cho

nha kho dan duvc, vet lieu no; nha nvevng san xuat dan duct, vat lieu

no; cac nha tam chCra dan ducyc, tram bao dutng sera chi-fa dan, tram

chuen bi ten lira, ngi.r 10i, thug 101 tai Viet Nam.

1.3 ThuSt ngfr va dinh nghia

Trong quy chuen nay ap dyng cac thuet ngir va dinh nghia sau:

1.3.1 Kho dan duct la cong trinh qutc phong, can cCr du tru', cat giCr dan

duct cita Qu5n dOi Nhan dan Viet Nam. Kho co the Om mot hay nhieu

nha kho va &rot to chCrc thenh 3 cap:

- Kho dan duvc cap Chien luvc;

- Kho dan clupt cap chien dich;

- Kho dan &rot cap chien thuet.

1.3.2 Xutng san xuat dan &rot, vet lieu no le cong trinh tao ra dan

duvc, thuOc nO, phy kien no.

1.3.3 Nhe tam chCra dan duct, tram bao dutng sera china dan, tram

chan bi ten lira, ngu' loi, thug loi la tong trinh qutic phong, dim bio phyc

vy queic ph6ng hoac dan sty.

5

1.3.4 Chong set danh thAng la chii dOng thu cac dien tich ten cac dam

may doing trust& tan xu6ng dat khong cho no phong xuong loAt kjt diem

nao trong khu vt,rc can bao ye.

1.3.5 Chong cam irng tinh dien la ng5n ch5n

phong tia lira dien do

chenh tech the (dien tich) giCra b0 ph5n kim loai cua nha kho vai dAt hoc

vdei cac IX) ph5n kim loaf khac co not dgt khi dong set hopt Ong.

1.3.6 Chong cam irng dien tix la ng5n ch5n kha nang phong tia lira dien

do silt dien dOng cam irng sit ra ten cac mach \rang ho' tao beri cac b0

ph5n kim loai cua nha kho khi co d6ng set boat dOng.

1.3.7 Chong then the cao tham nh5p vao nha kho la ngan ch5n kha nang

truyen dien ap cao do dOng set gay ra theo cac dutng day tai dien, tin

hieu, throng Ong kim loai d5n vao nha kho.

1.3.8 CAp chong set (theo TCVN 9385:2012/BS 6651:1999. Ch6ng set

cho cong trinh xay dung - Huang dan thiet ket, kiem tra va bao tri he

thong) cac car-1g trinh xay dting duvc chong set theo 3 cap I, II, III, cap

la cap chong set CO yeu c5u cao nhAt la quy dinh ve tieu chu5n ky thu5t

doi vai mot he thong chtng set.

1.3.9 Tia tier) dao ngircyc la dong dien tich phial ra tCr cot (thiet bi) thu set

ph6ng len dam may mang dien tich, nhu'ng chua du nang luyng hinh

thanh set.

1.3.10 Tia lien ciao thu5n la thing dien tich ph6ng tCr dam may mang dien

tich xuOng cot (thiet bi) thu set.

2 Quy clinh ve ky" thuol

2.1 Quy dinh chung

2.1.1 TM ca cac nha kho dan duvc, vat lieu no; nha xverng san xuet dan

duvc, vat lieu no; cac nha tam china dan duvc, tram bao dutng sirs

china dan, tram chu5n bi ten lira, ngu, 16i, thq loi d5t 10 thien hay ban

deu phai chong set danh th5ng, ch6ng cam irng tinh dien, chong

cam irng dien Ur, &Ong ski, tharn nh5p cua dien the cao vao nha kho

theo dOng cac quy dinh cua Quy chan nay.

Nghiem

- Oat tut trep cac thiet bi thu set danh th5ng tren mai nha kho dan duvc,

vat lieu no; nha xverng san xu6t dan diygc, vat lieu no; cac nhA tam china

6

dan duct, tram bao ⟩ siva chCra dan, tram chuAn bi ten lira, ngu, 16i,

thug I6i;

- Mac throng day dien trier, kh6ng vao cac thiet bi thu set;

- Lap dAt thiet bi, den chieu sang tren cot thu set;

- Nei chung be) phan tiep Tat chOng set cam irng vevi bo phan tiep dat

chong set danh thang.

2.1.2 Chong set danh thang

2.1.2.1 He thong chOng set danh theng g6m co 3 b0 phan chinh:

- BO phan thu set;

- Day clan set;

- BO phan trap Tat.

BO phan thu set ciia he thtng chong set danh thang cho nha kho dan

ducc, vat lieu no; nha xirdeng san xuet dan duct, vat lieu no; cac nha

tam china dan duct, tram bao ⟩ sira chira dan, tram chuan bi ten

ngu, I6i, thu9 Ioi phai sir dung hinh thirc thu set kieu cot.

2.1.2.2 Tat ca cac bo phan cua he thong chOng set danh thang phai

cach nha kho dan &rat, vat lieu no; nha wOeng san xuet dan dint, vat

lieu no; cac nha tam china dan duct, tram bao ⟩ sin chira dan,

tram chuan bi ten lira, ngu, loi, thug I6i va cac vat kim loai ch6n duti dat

co lien quan tai nha kho mot khoang:

- Trong khong khi (Sk) khong nho han 5 m;

- Trong (Tat (Sd) khong nho han 3 m.

Xac dinh khoang cach trong kh6ng khi, trong dat theo quy dinh WI A.2

Phu lyc A.

2.1.2.3 M6i cot thu set phai co b0 phan tie))

quy dinh tai 2.2.1.10; 2.2.1.11; 2.2.1.12; 2.2.1.13 . Dien tr& xung cua b0 phan

tiep dat cho m6i cot thu set khong vukyt qua 10 O.

2.1.2.4 Tai nhisng vi tri, khu vac mai trvong co dO an mon cao, thiet bi

thu set phai &vac bao ye chOng an mon.

2.1.3 Chong cam Crng tinh dien

2.1.3.1 Cac nha kho dan duct, vat lieu no; nha xixerng san xuet dan

duct, vat lieu no; cac nha tarn chin dan duct, tram bao du,Cyng siva

chira dan, tram chuan bi ten lira, ngu, I0i, thug I6i co ket cau bang kim

7

QCVN 07:2017/BQP

loai, mai lap bang kim loai hoac khi dan duvc cat chCra trong cac h6m

bang kim loai phai cheng cam Crng tinh then, theo quy dinh tai 2.2.2.

Dirac phep ket hop luti ch6ng bao bang kim loai lam lilt' cher-1g cam

Cmg tinh dien nhu'ng phai thoa man cac quy dinh tai 2.2.2.2; 2.2.2.3;

2.2.2.4.

2.1.3.2 BO phan tiep dat cheng cam Ong tinh dien phai be tri phia ngoai

nha kho dan duvc, vat lieu no; nha xtrang san xuat dan &rot, vat lieu

no; cac nha tam china dan duvc, tram bao dutng sCra chCra dan, tram

chuen bi ten lira, ngu' I6i, thug I6i. Dien trae cua be phan tiep dat cheng

cam Ung tinh then (Ft.) phai nhe han hoac bang 5 S2 (khong ke den he

so xung).

2.1.3.3 CO the sir dung be phan noi (let tun nhien nhu' cac dutng Ong, v6 cap

dien bang kim loci chOn ngem lam b0 phan tiep dat chong set cam Crng.

2.1.3.4 Tinh toan, thiet We, thi cong be phan tiep tat theo quy dinh tai

2.2.1.10; 2.2.1.11; 2.2.1.12; 2.2.1.13 va 2.2.1.14.

2.1.4 Chong cam &ng dien ter

Phai nOi tat ca cac dutng Ong, cap dien bang kim loai clan den nha kho

dan duvc, vat lieu nO; nha xutng san xuet dan duvc, vat lieu nO; cac

nha tam chCra dan duvc, tram bao thrOmg sCra chCra dan, tram chuen bi

ten ICra, ngu' 10i, thug 101 voi cac Wet cau kim lop' trong nha thanh mach

kin, neu churl° bO tri cheo nhau thi nOi a ch6 gen nhat, neu chung di

song song thi cix ter 15 m den 20 m co met diem nOi. Cac mOi nOi ph&

bao dam darn dien tOt. Neu nhCrng khop nOi co nghi ng& tiep xuc khong

tOt thi giCra 2 be phan &rat noi vah nhau bang day din phy. Day clan ph()

phai bang thep hoac dOng co tiet dien ter 16 mm2 den 25 mm2.

2.1.5 Chong dien the cao xam nhap

2.1.5.1 Khong duvc du,a twang day truyen tai dien tren kh6ng vao theng

nha kho dan &rot, vat lieu nO; nha xutng san xuet dan duvc, vat lieu

nO; cac nha tam china dan duvc, tram bac, ⟩ sCra chin On, tram

chuen bi ten lira, ngu' I6i, thug 16i. Tarang hop that can thiet, khi cach

nha khOng nh6 han 100 m phai di bang day cap ngam. Doan nOi ter

dutng day truyen tai dien tren kh6ng xuOng cap ngem ph& dat be phan

thing set kieu van, cac tham so cCia van phai theo dung quy dinh cCia

nganh dien. vi tri chuyen ter dutng day truyen tai dien tren khong sang

cap ngem phai duvc nOi Mt, dien tr& cOa be phan tiep tat khOng divot

QCVN 07:2017/BQP

Ian han 5 C2; cac than star cua ⟩ day truyen tai dien tren khong tren

2 cot gin vi tri chuyen sang cap cling phai not Tat, dien tit cua be phan

tiep Tat khong ducyc Iden han 10 SI Sa dO dua then vac nha kho quy

Binh tai A.1 Phu Ric A.

2.1.5.2 Cac may then thoai, tin hieu not vii cac during day truyen tai tin

hieu hen khong deu phai dat ngoai nha kho clan duct, vat lieu no; nha

xutng san xuat dan duct, vat lieu nO; cac nha tam china clan &vac, tram

bao dutng siva chira dan, tram chuen bi ten lira, ngir 16i, thug loi.

Khoang cach ter may den tutng nha kho khOng duct nho han 5 m, v6

may phai duvc not dat, dien tra cOa be phan tiep Cat khong duvc Ian

han 10 SI

2.1.5.3 Duna then vao nha kho dan duct, vat lieu nO; nha xutng san xuat

On duct, vat lieu no; cac nha tam china dan ducat, tram bac, dutng siva

chira dan, tram chuen bi ten lira, ngu, 161, thug loi phai dung (luting cap

ngarn (then TCVN 7997-2009 - Cap then Ric di ngam trong dat - Phuang

phap lap dat) va duct bao ye thong qua tai then nang. During cap ngem

phial dat xa be phan trap ciat chOng set danh thing met khoang kh6ng

nhe han 3 m; v6 cap phai nOi vii be phan tiep dat chOng tic dung gian

bap ciia set.

2.2 Yeu au ve k9 thuet

2.2.1 Doi vii he thong chOng set danh thing

2.2.1.1 Nha kho dan duct, vat lieu nO; nha xutng san xuat dan duct,

vat lieu nO; cac nha tam china dan duct, tram bao during siva china dan,

tram chuen bi ten lira, ngu, 161, thus) loi phai duvc btho ye chOng set danh

thing then phuang thCrc toan be (toan be nha phial nem trong viing bao

ye cila cOt thu set). Viec sir dung met Ceti hay nhieu cot thu set bao ve cho

met nha tuy thuOc vao kith thuot nha kho, dia hinh thuc t4 xung quanh nha.

2.2.1.2 BO tri cOt thu set bao ye cho nha kho dan duct, vat lieu no; nha

xutng san xuat dan duct, vat lieu no; cac nha tam china dan &vac,

tram bao during sCra chCra dan, tram chuen bi ten lira, ngu' I6i, thug lei

phai thog man cac yeu cat.' sau:

- VOng bao ye cua cot cho nha la Ion nhat;

- SO luring cot it nhat, chieu cao cot the') nhat nhu'ng van bao ye duvc

toan be nha;

9

QCVN 07:2017/BQP

- Vi tri (Tat cot khong anh hutng den host Ong binh thutng caa nha,

khOng gay nguy hiem cho nguti (dien ap cham, dien ap butc...);

- So, dO b6 tri cOt thu set cho nha theo quy dinh tai B.4 Phu lyc B.

2.2.1.3 Veing bao ve ctla mot, hai hay nhieu cOt thu set duvc tinh toan,

xac dinh theo quy dinh tai B.1; B.2; B.3 Phu luc B.

Cau tao cOt thu set gem: Kim thu set; cot da kim thu set; chieu cao de

tinh toan, xac dinh yerng boo ye cCra cot thu set.

2.2.1.4 Kim thu set duvc lam bang thep CT3 tr6n tran, thep \Along hay

thep Ong. Tiet dien cua dinh kim thu set khong du'o'c nhe han 100 mm2;

neu dOng thep Ong chi& day thanh Ong phai Ian han 3 mm. Chieu dai

kim thu set khong qua 1,5 m. Doan dau kim nhgn (khoang 20 cm) phai

du'oc nhung kern. 6' nhlYng \king khi hau co dO an mon cao thi tiet dien

dinh kim thu set kh6ng dove nhO han 150 mm2; neu dung thep ong be

day thanh Ong phai Ian han 3,5 mm.

2.2.1.5 COt do duvc lam bang thep hoac be tang cot thep

Cot do' bang thep duvc ket cat.' bang thep hinh hoac thep Ong, you cau

cOt phial bao dam chieu cao thiet ke, et:mg Wring, tin cay va phai duct chong

gi, chong an mon.

COt do bang be tong cot thep duct ket thu thanh hai doan, doan goc la

cOt be tong cat thep va doan nggn la kim thu set hoac doan cot bang thep

TO' kim thu set. Kim thu set va cac doan cOt phai duvc lien ket chat chan

vai nhau, bao dam chieu cao thiet ke, dO arng yOng va phai ducyc chong

gi, chong an men (Wet thu tham khao TCVN 960/QS:2012. He th6ng

chong set kho dan &vac).

2.2.1.6 MOng cOt thu set phial duvc do be tong, dam bao 150 el:mg yDng

cho cOt, khong bi xieu do khi gi6 bao. Phai can cif vao nen dAt thvc to

nai dat cot thu set de thiet ke mOng cOt (ket thu tham khao TCVN

960/QS:2012. He th6ng chting set kho dan du'o'c).

2.2.1.7 Day dan set

Phai bao dam truyen dan duvc &mg dien set co cutng dO Ian, tin cay,

va co diem tiep XI:JC de kep not du day cua may do dien trO, cach chan

cot 0,5 m.

Trutng hop cot doe la cOt be tong cot thep, phai sir dung day an set

bang thep not ter kim thu set hoac doan do' kim bang thep tai b0 phan

10

QCVN 07:2017/13QP

tier) (let, tiet dien day &an khong duvc nhe han 50 mm2. Tai nhCmg vOng

khi hau co do an mon cao Wet dien day dAn khong nh6 han 75 mm2. Day

clan phai duvc ma kern hoac san chang gi thing thai duvc c6 dinh chat

chan vao cat.

Throng hap cat do' la cot thep, cho phep sir dog cat dEr lam day den set

nhu'ng phai dam bao cac quy dinh ve dAn dien;

2.2.1.8 BO phan tiep dat chOng set danh thang phial thoa man cac yeu

- Tap trung nhanh dien tich cho clang tier' dao nguvc;

- Truyen tan nhanh thing dien set trong dat;

- Thi tong thuan tien, tin cay; do ben cao; kinh te.

2.2.1.9 Cac then cut cOa ba phen bet) Tat chOng set danh thang phai lam

bang kim loci, co the & cac dang sau:

Ckrc tiep det kieu cot, lam bang thep g6c hoac thep Ong. Thep goo phai

co be rang ban (b) khOng nh6 han 50 mm, day khong nh6 han 5 mm;

thep ong ⟩ kinh phai ter 38 mm don 51 mm, be day khOng nhe han

3,5 mm, chieu dai cac, ong ter 1,5 m den 3 m. Tai nhCrng nai (Tat co do an

mon cao thanh Ong phai day han 3,5 mm va han 5 mm vai thep goc,

phai co bien phep chOng an mon nhu, san clan dien, ma kern. Cac cac

duvc chop dirng ngap ski >along ranh, cieu ten cua cac each mat dAt

0,5 m den 0,8 m. Khi six dyng tit, 2 CQC trap dat trey len khoang each giCra

cac cac khong duvc nhe han 2 Ian chieu dai cac.

Ctrs tie') ciet kieu thanh (tia) duvc ap dyng khi lap dat tren mat co then

tit suet thep, 16ep Tat ben duti then trey suet cao. Thanh Wei) Tat lam

bang trier) (Jet, kith thutc thanh khong nhe han 40 mm x 4 mm, chieu

dai thanh drat quy dinh nhu' sau: Khong qua 25 m vai dat có dien trey

suet nh6 han hoac bang 5.104 acm; kh6ng qua 50 m yeti del co dien trey

suet nhO han hoac bang 105 Qcm, trutng hap dac biet chieu dal thanh

khong qua 100 m. Thanh duvc ch6n nam ngang xuang ranh tiep dat,

each mat det ter 0,5 m den 0,8 m.

Cut tiep (Diet kieu tam thutng duvc lam bang the') ma kern, kith thutc

tam khong duvc nh6 han 0,5 m x 2 m, day ter 4 mm den 5 mm, duct

ch6n dirng, canh dal cOa tam each mat dat tix lm den 1,5 m. Khi six dyng

mat tam kh6ng dat dien tra cho phep phai sir dyng nhieu tam, cac tam

duvc han not vai nhau bang day trap Cat, day dan set duvc han vao giCra

I1

QCVN 07:2017/BQP

day not dO. B6 tri dien cyc trong tat va tinh toan then tro, tiep det cua

then cut theo quy Binh tai C.1 Phu luc C.

2.2.1.10 Day tiep tat (thanh thep not cac dien cut vai nhau va vO,i day den

set hoac cot thu set) duvc lam bang thep tren tran, thep vuong hay thep

det. Tiet dien day khong duct nh6 han 14 mm x 14 mm vol thep vuong, 40

mm x 4 mm voh thep det, dutng kinh kh6ng nh6 han 14 mm voh thep ton.

2.2.1.11 Tai nai co dO an mon cao phai tang Wet then cua day, dutng

kinh kh6ng nhe han 16 mm voh thep trOn, 16 mm x 16 mm vdei the') vuong,

40 mm x 5 mm veri thep dat va phai duvc ma kern hay san dan dien.

2.2.1.12 Cac then cu'c, day tiep Tat phial de tran hoac ma kern hay san

den then. Cam san each dien, qt./at Mc in, nhu'a eluding.

2.2.1.13 Cac mai lien ket giCia day tiep dAt val cac then cut, giu,a day lien

fret va cOt thu set hoac day clan set phial duct hen, mai han phai ngAu, bao

dam d6 ben co, hoc, dO clan then tin cay. Quy each mai han theo quy dinh

tai D.3 Phu luc D (Hinh D.2- Quy Binh han nai cac chi tiet).

2.2.1.14 Tinh toan thiet ke b6 phan trap det chong set danh thang

- De tinh toan thiet ke b0 phan tiep det, phai khao sat dien tr& suet cua Tat

o khu

dy, Binh b6 tri cac cut tiep tat, luc Cat kho rao. Phu'ang phap

do va tinh then tr& suet cua Tat theo quy dinh tai C.4 Phu luc C. Dien tr6,

suet dOng ce thiet ke la dien tr& suet do va tinh toan duvc nhan vol he s6

thay d6ithai tiet iV, lAy theo quy d'inh tai C.5 Phu luc C. Twang hap thiet

Ice sa b6 cO the tham khao dien to, suet cua mot so 160 (let theo quy dinh

tai C.6 Phu luc C;

- Phei can co, vao dien tit suet, die chat dm tat, Cha hinh cua khu vu'c

xung quanh nha kho de sir clung hinh thCit tie.p elk cho phi hap. Cac

cu'c tiep Tat phial b6 tri vao nai co do Am cao, kh6ng qua xa cot thu set.

Throng hem dac biet xung quanh cOt thu set then tr& suet dm dat cao,

kho dat cac then cut, duvc phep diva bo phan tap (Jet ra khu \tut dat cal

dien tit suet nh6 (nhu' ao h6, song, su6i) nhu'ng kh6ng qua 100 m tinh tCr

chan cot;

- Voi vOng Tat co then fro, suet nh6 han hoac bang 0,5.104 0.cm sir dung

tie.p tat kieu coo chon sau. B6 tri dien cu'c va tinh toan then tr6, tiep cat

theo quy dinh tai C.1 Phyc luc C;

12

QCVN 07:2017/BQP

-

vung dat c6 dien ter suat Ian han 0,5.104 0.cm sir Ong hinh thirc tiep

dat hOn hap kieu coc va thanh, ket thu thanh cac tia. m6i cOt thu set co

the dung 2 hoac 3 tia, yeti thu cac tia hcyp vai nhau 1 g6c kh6ng nh6 han

90°. Cac coc duvc 130 tri cach deu nhau tren chieu dai tia. Tinh toan so

lucyng coc, thanh theo quy Binh tai C.2; C.3 Phy luc C;

- Dien trot xung (RXk) cila 130 phan tier) dat phy thuOc vao dien trey suat

cua dat, du'ac xac dinh theo cong thin (1):

Rxk =

= Rtd.ct; you thu Rxk khong Ian han 10 D. (1)

Trong do:

- R_ la en try do divot bang may do hay dien trier twang ⟩ khi

tinh Loan thiet ke;

- a la he so xung phy thuOc vao diOn trey suat cua Tat, lay theo quy

dinh tai C.7 Phy luc C.

- Phai sir dog cac loaf dat co than try suat thap de lap b0 phan tiep dat,

khong lap bang (Sat CO Ian nhieu sal, gach da, xi than..., lap theo tirng

m6i lap day tir 100 mm den 150 mm, tuti mac va dam k9, luc dam

tranh va cham manh lam hu' hong b0 phan nOi dat;

- Tai nhCrng viing dat CO then try suat cao (p khong nho han 105 11cm)

sir dung cac hinh thin tiep Tat tren kh6ng hieu qua, cho phep ap dyng

cac bien phap cai tao Tat de tang dO clan then cho Tat nhu' sir dyng chat

GEM, dung dat set, sir dyng hoa chat, khoan gFeng;

- Phai thi tong b0 phan tiep (Tat dat yeu cau mai duvc thing cOt thu set,

khi Ong cOt phai han nOi ngay cOt thu set hoac day clan set vai b0 phan

tiep dat. Khi trai mu'a clang kh6ng duvc han va dung cot;

- Phai co phtsang an phong chong chay nO, bien phap lam viac an toan,

bao darn an toan cho nguti va kho tang trong qua trinh thi cong.

2.2.2 DOi vai chong cam img tinh dien

2.2.2.1 Cac nha kho dan &rot, vat lieu nO; nha xutng san xuat dan

divot, vat lieu nO; cac nha tam chira dan dirge, tram bao clurang sirs

chCra dan, tram chuan bi ten lira, ngty loi, thug 16i quy dinh tai 2.1.3.1,

duct chOng cam &rig tinh then theo mot trong cac bien phap sau:

Noi dat tat ca cac vat, horn hOp bang kim Ioai kich thutc Ian, cac may,

thiet bi co vo bang kim lop' trong nha. MOi nOi co the clang bu long nhung

13

QCVN 07:2017/BQP

phi' bao dam dan dien tot, dien tr& mai not khong vtrat qua 0,03 0. Dien

tit tiep dat theo quy dinh tai 2.1.3.2.

Eat Itx01 thep tren mai nha, not

vai be phen tiep dat. Dien trey tiep fiat

theo quy dinh tai 2.1.3.2.

2.2.2.2 Luti chOng cam Crng tinh dien, six dyng the!) CT3 (1)8 han thanh

kich tht.rac o luti khong qua 10 m x 10 m, mat

phai &rot han,

mai han phai bao dam darn dien tot. Luti duvc c6 dinh chat chan tren

mai, khoing cach giCra thanh clan ciia

va mai kh6ng qua 50 mm va

phai bao dam khong can to den viec thoat mitt mu'a tren mai, khong

duvc phe va cac ket cau va lam dot mai. Chi tiet theo quy dinh tai D.3

Phu lyc D (Hinh D.2- Quy dinh han not cac chi tiet).

2.2.2.3 Day clan set (day xuOng) phai bao dam dan dien tot ter luti xuang

be phen tiep dat, duct quy dinh nhu, sau:

- Voi nha kho dan duct, vet lieu no; nha xutng san xuat dan duvc, vet

lieu no; cac nha tam china dan duvc, tram bao clutng sirs chCra dan,

tram chuan bi ten lira, ngu' I6i, thug 161 dai khong qua 30 m, sir dyng 4

day xuang er 4 gOc nha kho, khi chieu dai nha kho dai han 30m thi cir ter

15 m den 20 m co 1 day xuang. Day xuang phial det b nai it nut' qua

lai, khong anh hutng den hoat dOng binh thutng cua nha va phai di theo

dutng ngan nhat, khOng tao len g6c nhon hay Lion cong. Trutng hop

dec biet phai uan cong thi khoang cach gan nhat cOa day tai ch6 bi uan

cong khong duvc nh6 han 1/10 chieu dal doan day Lion cong d6. Chi Wet

theo quy dinh tai D.3 Phu lyc D (Hinh D.2- Quy dinh han not cac chi tiet);

- Day xuang &rot lam bang thep tron tran tiet dien day clan khong &rot

nho han 50 mm2. Doan day not ter b0 phen tiep Cat tai nen nha va tai

nhirrig cho c6 c10 an mon cao tiet dien day clan kh6ng &Km nh6 han 75

mm2 d6ng thai phai c6 bin phap chOng an mon nhu' san chOng gi hoec

ma kern. Dt.rac phep dung cot thep cua nha kho lam day xuang nhu'ng

phai bao dam dan dien lien tqc ter ['Jai xuang he thong tiep dat.

2.2.2.4 BO phen tiep Tat chOng cam Crng tinh dien sir dyng hinh thirc flap

dat h6n hop cpc va thanh hoec thanh doi vai rung dat co dien trey suat

nho, phai ket cau thanh mach yang kin xung quanh nha kho dan &rot,

vet lieu no; nha xu'&ng san xuat dan duvc, vet lieu no; cac nha tarn china

dan &rex, tram bar) dutng sira chCra dan, tram chuan bi ten lira, ngix161,

cac dien Ctrit duvc dat trong ranh sau ter 0,5 m den 0,8 m so vai

14

QCVN 07:2017/BQP

mat Tat, cach m6ng nha kho tit' 0,5 m den 1 m, cach 1)0 phan tier) dat

chang set danh thang mot khoang Ion han hoac bang 3 m (Sd kh6ng nho

han 3 m). Quy cach cua cac dien cut theo 2.2.1.10; 2.2.1.11; 2.2.1.12 va

2.2.1.13. Tri so dien tn5 trap dat duce quy dinh tai 2.1.3.2 (yeti cau R__

kh6ng Ian han 5 0).

2.2.2.5 Tinh toan thiet ke b0 phan tap dat chOng cam Crng tinh dien

Tru'ang hap then tro' suat cua dat nho han hoac bang 0,5.104 0.cm sir dung

tiep dat clang thanh ket cau thanh mach yang kin xung quanh nha kho dan

&rot, vat lieu nO; nha xutng san xuat dan duvc, vat lieu no; cac nha tam

china dan duvc, tram bao dutng siva chCra dan, tram chuan bi ten lira, ngir

I6i, thu9 loi.

Trutng hop dien tth suat cua dat Ian han 0,5.104 Q.cm b0 phan tiep dat sir

dung hinh thirc Mn hap thanh mach yang kin ket hap vai cac, dien tr& trap

dat cua 130 phan nOi dat se la dien ft& tuang du'ang cua cac va thanh.

Tinh so luting cac trap dat, dien trat cila b0 phan tiep dat theo quy dinh

tai C.3 Phu Igo C. Tai nhOmg vung dat co dien to, suat cao mach vong

Mn hap kieu cac va thanh kh6ng dat dien tr& trap dat cho phep b6 sung

cac tia hoac tip dung bien phap cai tao dat de dat duvc gia tri dien ter

cho phep.

2.2.2.6 Cam han ILrei thep bye tap tren mai nha kho dan duvc, vat lieu

nO; nha xLreing san xuat dan duvet vat lieu nO; cac nha tam chCra dan

duvc, tram bao ⟩ siva chCra dan, tram chuan bi ten lira, ngu 16i,

thug 16i khi trong cac nha dang cat chin dan duvc, vat lieu nO.... Chi

duvc lap dat It.r(fri chOng cam Ong tinh dien khi da lap dat xong he th6ng

chang set danh thang va thi cong b0 phan trap dat chOng cam Ong tinh

dien dat you cau. Khi lap Cat Itsui phial nOi ngay vai loO phan tiep dat

chOng cam Ung tinh dien.

3 Quy dinh ve quail ly

3.1 Quy dinh ve bac. tri

Dinh k9 hang nam hoac khi phat hien hu hong phai to chin bao guar) siva

chCra 110 thong chOng set theo cac yeu cau k9 thuat cua Quy chuan nay.

3.1.1 Bao tri he thong cluing set danh thang

3.1.1.1 Doi vai kim thu set, cot thu set bang thep va day dOn set phai lam

ye sinh sach se nhCrng ch6 han gi, san chOng gi.

15

QCVN 07:2017/BQP

3.1.1.2 Kim thu set, day cl5n set bi chay, gi qua 30 `)/0 tiet dien ngang cua no

thi phai thay mot cac lop ma, san chOng gi bi bong trOc phai phut hoi lai.

3.1.1.3 C6t, kim thu set phai bao dam thang dirng, neu bi cong, xieu do

phai ngn thgng hoac Ong lai ngay.

3.1.2 Bao tri he thong chOng cam Crng tinh dien

&Siva' luti chong set cam Crng khi bi sai lech, cong venh phai na'n va c6

Binh lai, khi cac thanh clan bi han gi qua 30 % tiet dign phai siva chCra

thay the.

3.1.3 Bao tri he thong chOng dien the cao tham nhap vac) nha kho dan

&roc, vat lieu no; nha xtrOmg san xuet dan duvc, vat liOu no; cac nha

tam chira dan duvc, tram bao clutng sera chCra dan, tram chuan bi ten

Era, nguil6i, thu916i.

3.1.3.1 Cac rn6i han, mod not chOng cam Crng dien tin, bi han gi, tie') xiic

kh6ng tot, clan dien kern phai han hoac not lai.

3.1.3.2 Van chting stn tham nhap cua dien ap cao vao nha kho dan duvc,

vat liOu no; nha xiseeng san xuAt dan dircrc, vat lieu no; cac nha tam china

clan duvc, tram bao throng sera china dan, tram chuan bi ten Era, ngu, I6i,

thug 16i (van chOng set) bi his h6ng phai thay mO1; cac day not dat, IDO

phan tiep Tat cho chan sir cua cac cot khong dat you thu phai thay

1)6 sung.

3.1.4 Bao tri he thOng tiep dat

Khi tri s6 dien trey tiep dat cho thong set danh thang, chOng cam tang tinh

dien vuvt qua gia trj cho phep phai tier) hanh kiem tra xac dinh ch6 hu,

hang de sera china hoac 136 sung cac dien cyc Wen dat cho dat gia trj quy

dinh. Thutng xuyen kiem tra, lap ciat 136 sung ch6 sat 16, chan cot, ranh

tiep det.

3.2 Quy dinh ye nghi§m thu

3.2.1 Nghisern thu sau khi xay dung mai, cai tao sera china, ban giao dixa vao

sir dung

Sau khi lam mO,i, sCra chira, cai tao he thong chOng set phai nghiOm thu,

ban giao dt.ra vao SO' dung. Viec nghiem thu phai tien hanh theo 2 butc:

3.2.1.1 Nghiem thu terng phan:

16

QCVN 07:20.17/BQP

- Cac phan nghiem thu: BO phan tiep Tat tut khi lap dat, m6ng cot; cot

thu set trutc khi dung;

ch6ng set cam Cling trutc khi Iap Tat;

- NOi dung nghiem thu: Chiing loai, quy cach vat tu,;450 ben ca hoc, d6 den

en, quy cach m6i han; do sau cua ranh, do chat cua ranh; kich thutc

m6ng cOt, mac be tong; ket cau, do cao cua cOt, do den dien cua cac moi

noti, bier) phap chtng gi, chong an mon; kich thutc o luti, dO den dien cua

mat Val; khoang cach giCra cac CQC, khoang cach trong dat giCra cac b0

phan tiep dat chong set danh thang va cam irng; khoang cach giCra cot thu

set va cong trinh then cac quy dinh trong h6 sa thiet ke k9 thuat. Neu co

nOi dung Rao kh6ng dat yeu cau thiet ke, quy dinh cua Quy chuAn nay

phai kien nghi voi dan vi thi Gong de co [Dien phap khac phgc;

- Thanh phan nghiem thu toi thieu phai c6: Dan vi sir dung cong trinh va

dan vi thi cong, ket qua nghiem thu &vac lap thanh van ban.

3.2.1.2 Nghiem thu toan 60

- Thanh phan Joan nghiem thu toi thieu phai co gam dai drat' dm:

+ Dan vi sir dung cong trinh; dan vi thi cong; ca quan thiet ke; ca quan

them dinh thiet Ice; ca quan ch6 quail;

+ Ca quan chu guar' chu tri to chirc viec kiem tra, Wet luan cho phep ban

giao cho don vi sir clung; ket qua nghiem thu duvc lap thanh van ban.

- NOi dung nghiem thu:

+ Nghiem thu ben ngoai: Kim thu set, day den set, cot do', khoang cach

ter cOt toe cong trinh, mong 01; kiem tra kich thutc o luti, han mat luti,

lien ket giCra luai va mai, cac day xu6ng, c6 dinh day xuOng vac tutrig

nha kho dan duvc, vat lieu no; nha xtreyng san xue.t dan duvc, vat lieu

no; cac nha tam china On &vac, tram bao thrOng sera china dan, tram

chuan bi ten lira, ngu' 16i, thug lOi;

+ Nghiem thu b0 phan tiep dt: Vic 16p dat xutng ranh, do dien to' tiep

dat cho tCrng cOt thu set, ket qua do cluvc ghi troll bien gan ten than cot.

Ket qua do dien tr6, cua b6 phan tie') dat chOng cam irng tinh dien ghi ten

bien gan 6, nha kho. Cach do, ghi ket qua then Phu luc G;

+ Neu cac ne)i dung, tri so dien trO, dat cac quy dinh cua Quy chu5n nay

thi tien hanh ban giao cho phep due vao sir dung. Tru'o'ng hap tri so &On

tr& tiep det kh6ng dat yeu cau phai khac phyc ngay.

17

QCVN 07:2017/BQP

3.3 Quy dinh not dung ban giao he thOng ch6ng set cho dun vi

quan 19

3.3.1 Cac hO sa van ban ve thiet ke, ban ve hoan cong.

3.3.2 Cac Wet qua kiem tra do dac.

3.3.3 Cac van ban caa doan kiem tra, nghiem thu (cac bien ban kiem tra

nghiem thu ft:mg phan va bien ban kiem tra nghiem thu toan b0).

3.3.4 Dan vi sir dung cong trinh phai luu giCr va quan 19 ht sa, khong

duvc de hu' h6ng, that lac.

4 Quy dinh ve kiem tra

4.1 Kiem tra thutng xuyen

4.1.1 Thii kho dan duct, vat lieu no, nguti duvc giao trach nhiem quan 19

nha kho dan duvc, vat lieu nO; nha xt.rorig san xuAt dan duvc, vat lieu nO;

cac nha tam china dan cltrot, tram bao dutrig siya chira dan, tram chuan bi

ten lira, ngu' 101, thuji loi thgt hien viec kiem tra thirtng xuyen tinh hang he

thong chOng set theo chirc trach nhiem VI) va sau m6i dot mu'a Mo.

4.1.2 NOi dung kiem tra: Tinh tang nguyen van cua cot, kim, day clAn,

chOng cam Crng tinh dien; sat I& chan cot, ranh tier) dat va ghi vao

so theo WA.

4.1.3 Ket luan kiem tra: Ket luan tinh trang he thong chong set, khi phat

hien her hong bat thuttng phai bao cao chu nhiem kho hay nguti chi huy de c6

bien phap khac phuc.

4.2 Kiem tra dinh ky

4.2.1 Thanh phan doan kiem ha toi thieu ph& co gOm:

4.2.1.1 Co, quan clau mOi thrre thuOc BO va Wang throng:

- Can 130 lam cong tac an loan va bao h0 lao Ong;

- Can 14 dm ca quan Tieu chuan - Do lutng - Chat Itygng.

4.2.1.2 Ve phia dan vi:

- Taking ban k9 thuat cga nha kho dan duvc, vat lieu nO; nha xutng san

xuat dan duvc, vat lieu no; cac nha tam china dan duct, tram bao dirEmg

sira chCra dan, tram chuan bi ten lira, ngly loi, thug loi (hoac ngutti phu

trach ye ky thuat);

- Nguti lam cong tac an toan.

18

QCVN 07:2017/BQP

4.2.2 NQi dung kiem tra

4.2.2.1 Xac dinh dO nguyen yen ciia he thong chOng set danh thAng,

chOng cam Ong tinh dien, chong cam Crng dien tCr, chOng sv sam nhap

cua dien the cao vao nha kho den duvc, vat lieu no; nha xulang san xuat

den dirge, vat lieu no; cac nha tam china dan &me, tram bao ⟩ sin

china dan, tram chuAn bi ten lira, ngu, loi, thug loi.

4.2.2.2 Tinh trang han gi, tiep )(Cm, ket qua sin china khac phyc cac hu'

hong ae Ian kiem tra trutc.

4.2.2.3 Do dien tree tied (Tat.

4.2.2.4 Ket luan tinh trang he thong chang set, de xuat cac bien phap

khac phuc khi ghat hien hu, hong. ThO kho dan ducyc, vat lieu nO cif) tech

nhiem ghi chep ket qua kiem tra vac so theo dOi.

4.2.3 Thai han kiem tra

4.2.3.1 Kiem tra mot Ian trong mot n5m, theri diem kiem tra vao luc dat

kho rao.

4.2.3.2 Doi vai cac nha kho a veing nhieu set hoac fret" cac diem cao dQ

Am thap co the lien hanh kiem tra 06 thang mot Ian, thdri diem kiem tra

vao luc Tat kh6 rao.

4.3 Kiem tra dot xuat

4.3.1 Thanh phan doan kiem tra toi thieu phai co gam:

4.3.1.1 Cling trinh cap chitin luvc, chitin dich (kho dv trir quOc gia):

- Can 130 k9 thuat cua nha kho clan duvc, vat lieu nO; nha xithrig san xuat

dan duvc, vat lieu no; cac nha tam china dan duvc, tram bao ⟩ siva

china clan, tram chuAn bi ten lira, ngu, loi, thug 10i;

- Can b0 lam cong tac an toan va bao ho lao dOng;

- ThO kho.

4.3.1.2 Citing trinh cap chitin thuat:

- Can b0 chiding k9 thuat;

- Chi huy nha kho den duvc, vat lieu nO; nha waving san xuat dan duvc,

vat lieu nO; cac nha tam chin den duvc, tram bao dubtig sirs chCra

tram chuAn bi ten lira, ngu' I0i, thug I0i;

- Thu kho.

19

KT. BO TRIJ'&NG

lY TRUCYNG

•

QCVN 07:2017/BQP

4.3.2 Ne.ii dung kiem tra

4.3.2.1 Danh gia cac hu' hong, thiet hai, tinh trang cilia he thong chOng set.

4.3.2.2 '

ten va de xuAt phisang an, bien phap khac phgc. Thu kho dan duvc, vat

lieu no co trach nhiem ghi chop ket qua kiem tra vao so theo dOi.

5 Trach nhiem cCia cac to chin, ca nhan

5.1 Cac tO chat, ca than lam nhiem vu thiet ke, thi cong xay Ong mai,

cai tao siva chCra, nghiem thu, kiem tra va quart 19 he thong chong set cho

nha kho dan &rot, vat lieu no; nha xutng san xuAt dan du'ac, vat lieu nO;

cac nha tam chira dan du'o'c, tram bao dutng sira chCra dan, tram char)

bi ten lira, ngtr 16i, thug lei co trach nhiem tuan thu cac quy dinh tai Quy

chuan nay.

5.2 Tong cuc K9 thuat/B6 QuOc phong co trach nhiem chi dao, Wang

dAn cac tO chirc, ca nhan lam nhiem vu thiet ket, thi cOng xay dung mai,

cai tao siva chira, nghiem thu, kiem tra va quan 19 h0 thong chOng set

cho nha kho dan duct, vat lieu nO; nha xutng san xuat dan duv'c, vat

lieu nO; cac nha tem china dan &rot, tram bao dutng sirs chCra dan,

tram chuen bi ten lira, ngu' 16i, thug lOi thut hien theo dimg quy clinh cua

Quy chuAn nay.

6 TO chCrc thtyc hi'On

Cuc Tiou chi& - Do lutng - Chat luvng/B0 QuOc ph6ng chit tri ph& hap

vai cac ca quan, dan vi lien quan to chin phO bien ap dung va kiem tra

viec thyt hien thong nhat Quy chart nay trong ca nutc.

ThuWg tutng Be Xuan Tru'&ng

20

QCVN 07:2017/BQP

Phy lye A

Quy dinh ve chong dien the cao

tham nhap vao nha kho dan du,y,c, vat lieu n6; nha xu'&ng san xuAt clan

du,o,c, vat lieu n6; cac nha tam china dan duve, tram bao dutong sips

china den, tram chuan bi ten lira, ngu' loi, thus' lei

(Khoang each tip he th6ng thu set den nha, tram)

A.1 So, 86 bao ye chOng dien the cao tham nhap vao nha, tram

o n_

R„(5 n.

Rti4511

1. Direyng day Wen khong

2. COt do' day

3. Day not dat

4. Van chong set

5. Cap dien

6. Nha, tram

7. BO phan Tap dat

-

dien tr& do dirge bang may do

- L la khoang each tin throng day tren khOng den nha, tram

A.2 SO' 86 xac dinh khoang each ter he thong thu set den nha, tram

rt -

Sd

1. COt thu set;

2. Nha, tram 3. BO phan tiep dat.

- Sk 16 khoang each trong khong khi tin cot thu set, day clgn set den nha, tram

khong nho han 5 m;

- Sd la khoang each trong dat ter b() phan tiep dat den nha, tram khong nhe

han 3 m.

21

re,

;Ilinterto:

• re "et • W.• 1•""••• • "4•••

•II• • •re • V/ • r•44•• 1

1.0

QCVN 07:2017/13QP

Phu lye B

Quy dinh ve xac dinh vOng bao ve cua cot thu set danh thing

B.1 VOng bao ve cera cot thu set dun, each xac dinh

Hinh B.1 - Pham vi bao ve cera cot thu set dun

h - Chieu cao cOt thu set; rx - Ban kinh vOng bao ye a dO cao hx;

hxd- Chieu cao dinh mai;

Khoang cach xa nhat to' cOt thu set den dinh mai;

hxd- Chieu cao char) mai; re Khoang each xa nhat tir cOt thu set den char) mai.

a) Mc dinh vung bao ye cua cot thu set dom

\fang bao ye cua cOt thu set clan co chieu cao h la mOt kb& non co dinh trOng

veri dinh kim thu set, day khoi non la ⟩ tron co ban kinh r = 1,5h, &king

sinh la dug:mg giy khOc giai han b6i 2 khoi non giao nhau, mOt khOi c6 chieu

cao IA h, ban kinh day bang 0,75h, khOi non kia co chieu cao la 0,8h, day co

ban kinh bang 1,5h.

Met cet ngang dia vOng bao ye tai dO cao hx la ⟩ ton, co tam nam ten

true cOa cOt thu set va co ban kinh la rx (xem Hinh B.1).

b) Tinh toast cac tham se

- Khi biet chieu cao cot h, chieu cao can bao ve hx, ban kinh vOng bao ve rx

dO cao hx duvc tinh nhu' sau:

a. Neu fa

3 thi rx = 1,5 (h - 1,25hx)

h

b. Neu

> 3 thi rx = 0,75 (h - hx)

- Trtrang hcyp da biet rX , hx chieu cao cUa cOt thu set h duvc xac dinh:

a. Neu h'52 67 thi h

rx +1,9h,

rx

1,5

22

THANG 1

11,(11o),m

4

3

rx, bx(rox).n

22

21

20

19

18

17

16

hxc 15

THANG II

4

11,(ho).m

1

12 ad

hxd

9

a

7 _

6

hx

_rt

le 9

-r)

8

7

hx.:n

22

21

20

.

19

16

17

16

15

:14

13

12

1.1

10

2

21

of

E:

4

[s

a

.o

ao

as

27

20

421

24

a

al

QCVN 07:2017/BQP

b. Neu !II- > 9,67 thi h — ri 0'75hx

r,

0,75

c) Xac dinh chi6u cao cOt thu set don !Aug phyong phap do thi

r„.

Vi du: Xac dinh chieu cao cOt thu set dan bao ve cho met nha kho khi biet cac

tham so: Chieu cao chan mai hxo = 4,5 m, chieu cao dinh mai hxd la 5 m,

khoing cach xa nhat tix cOt thu set den chan mai r. =13 m, khoang cach xa

nhat tir cot thu set den dinh mai r.a=10 m.

Cach lam: Xac dinh chieu cao cot bao ye diem xa nhat dia chan mai, tren cot

rx (bx) va hx ta danh dau cac gia tri rxc, h. tuvng Cyng, clang dutng thang (h.)

cat thang I & 14, cat thang II & 22. Do L=

0,35 , nen ta chon chieu cao

r,

13

cOt theo thang chia I, h=4 m. Xac dinh chieu cao cOt bao ye dinh mai, cach lam

ttrang ter nhu, tren, dutng hxc cat thang I & 13, thang II & 18. Do L.1-= 0,5

rx 10

< 2,67, nen ta chon chieu cao cot theo thang I, h =13 m. Do yeu cau phai bao ye

toan b0 nha kho nen ta chip chieu cao cOt la 14 m.

Hinh B.2 - DE) thi de xac dinh chthu cao cOt thu set don

- Khi biet chieu cao nha kho can bao ve• h.; ban kinh vung bao ye r. tren d6 thi

Hinh B.2 danh dau tri so hx va rx tren thang co ghi h., r. (bx hoac ro.) tuvng

Ong. Chieu cao cua cot thu set se la giao diem cilia dutng thang not 2 diem d6

yeti thang I khi hi— 2,67 hoac thang II khi h,> 2,67.

r,

23

N

0.

O

0

O .0

ro

o z

o

C.Er

o

np

o

1.4

14)'

ti>

0 U

*CZ

ta

=

0.0

eR (-6

(-4

vii

•-•

•;-,,,

xo xq

•

H1NH B.3a

rx

QCVN 07:2017/BQP

•

24

QCVN 07:2017/BQP

B.2 VUng bao vt cua cOt thu set kep (2 cot thu set), cach xac dinh

a) Xac dinh viang bao vt khi 2 cot thu set co chi6u cao bang nhau

Wing bao ve cua hai cOt thu set c6 ding chieu cao h, dot cach nhau mOt

khoang a duct bleu dien tren Hinh B.3;

Pham vi bao ve• 63 hai dau duce xac dinh nhu, cOt thu set dirng rieng re (cOt thu

set don) da nOi a Iran.

Pham vi bao ve giCra 2 cOt thu set co giCri hpn la mOt cung tron di qua dinh caa

2 cOt thu set, tam cung ton nam ten dutng trung trtyc cCia down thang not 2

dinh cOt thu set va co dO cao bang 4 Ian chieu cao cOt thu set (H = 4h).

Ban kinh cue cung Wan xac dinh bang cong thin sau:

R = H -110 = 4h - ho

Trong d6 1)0 Ia chieu cao thap nhat cua cung tr6n so vOl mat dit dutc

xac dinh bang coring thirc:

ho= 4 h -

9h2 +0,25a2

- Khi da biet a va ho, chieu cao cOt thu set h duct tinh theo cong thin:

h = 0,571 ho + 0,183171. + 0,0357d

- Pham vi bao va tai diem thap nhat giCra 2 cOt thu set dutc xac dinh

nhu' cOt thu set dun co chieu cao la 110 (Hinh B.3b the hiGn mat cat vuong g6c

vol throng tryc not 2 cOt thu set tai diem giCra cCia 2 cOt thu set). Tpi dO cao hx,

co ban kinh \king bao ve• hep nhat giCra 2 cOt thu set bx (hay rox) va dutt tinh

theo cong th&c:

Neu

<-2 thi bx = 1,5 (ho - 1,25 hx)

Ito 3

NIL li

thi bx = 0,75 (ho - hx)

k

3

- Khi biet hx va bx, chieu cao thap nhat cCia vung bao va giCra 2 cOt thu

set ho dutc xac dinh theo ding thirc:

ho— b

x + 1,875h, khi --=< 2.67

1,5

b, +0,k

ho -

75

khi => 2,67

0,75

b) Xac dinh vong bao vie caa 2 cot thu set có chi4u cao khac nhau

VOng bao va dirge ye nhu, Hinh B.4, hai du cCia \tang bao ve &me xac dinh

nhu cOt thu set don co chieu cao la h1 va h2. Qua dinh cCia cOt thu set thap h1,

ke 1 ⟩ thAng nam ngang cat dutng sinh ciJa cOt thu set cao h2 tpi K, diem

K col nhu' dinh cua cOt thu set tutng ⟩ hi= h1, yang bao ve dm 2 cOt thu

set h1 va dutc xac dinh nhu, vat 2 cot thu set co chieu cao bang nhau.

25

QCVN 07:2017/BQP

a72

Hinh B.4 - Wing bao ve dm 2 cot thu set to chieu cao khac nhau

a - khoang cach gitla cot thu set thep va cOt thu set cao;

a' - khoing cach giCra cOt thu set the') va cOt thu set Wang &Ting.

c. Xac dinh chieu cao cOt thu set kep bang phuteng phap de thi:

Wm) ....==rammemmommmammmen MMMMMMM momammom

umi.T.Tnammia=smilimpmmsmmmmmilmmonnsammum

mum....izarnaiiimmnsrmommumommommmsmammm

mmwm .Tymnimpraftriftsamemiamm Inman

mwm..4.11...gmammaargio ftammum mmommammmm

minnmszrnmems-rumomftsilignomm

memos.

mmairmwommii,

omft

eriti,joiatilin..,._ lEpinnam

- rargimMilezrimmosiimmin WitmlimirimQmw— mourn

ia--=Ilimisiranimirm

rammool%mtp:mwmftirommommm

--mairnewzrummilimmi

swommftmapitommommmm

=. "Nimm-5mmirall

-ummommew. -morm-mismommm

usiremmumat-smitft-mm

litlimsmot-Ow-mommom

moi=mmums=iimitsmiammtka..._ , -mmt.Armsomwommo

ligamos=nmisuAlomwrmit.AngimsquagmRigmarimiom

marft=.mftwarm araismerivit....matostsmas

simm.rcwissrmost

maggmins..mftsimomsnissaiwsip

mmfaim=ar=lift=ma,ftgL4cleamiimmillaimon. 44

maniarimarkrsomwmwm.„ ftreamsmsoAllommgmmosa

emennumemiguitiamirainviwitingainsimin000..,

enno..-zneur

ft- - iftimmosomsm

, osammimm.._

minamr...25.1...ensubmwee..mialgitizighirsouniont.

FAIEEMIRMAESWEgMeagaitaggrainni.

rnarawagginfawahneabr

orossaar.M*54hisonre.N11

--z_.• _iaimansublsalmarso..-Nalinirahvismosbzeibilt quitocan

--imillimmlatztelanzwischnitine~pioutankraziebiren

--Mtommatmaimannia*MmammonommipmflOnnikamM

Airwramimeignomommimammwsonsomommisommummm

wmaraimmtmnomollingemmammingv, . -,

MOMMMUNWMA

WWWWWW M 0 NOMMORMIZUMINIMOMWMWSWUMMIWAMM

Hinh B.5 - D6 thi de xac dinh chieu cao cua c6t thu set kep

- Truc tung ghi cat gia tri dia ho;

- TRIG hoanh ghi cac gia tri cua a;

- Cac &trig cong la gia tri ct:ta chieu cao cot thu set Cing vdei a va ho.

Khi biet:

- Chieu cao nha kho can bao ye hx;

- Ban kinh vung bao ye ch6 hdp nhat bx;

- Khoang cach giCtia 2 cOt thu set a;

Xac djnh chieu cao cQt thu set kep nhu' sau:

29

25

27

26

25

24

23

22

21

20

19

19

I7

13

15

17

13

ES 3

3

2

0(r)

25 9 7.5 12

1

20

25

30 35

40 45

50

55

60

65

0

75

30

es

07

ss

15-0

72.5 175 22.5 275 32.5 37.5 425 47.5 52.5 57.5 62.5 57.5 72.5 77.5 825 87.5 425 973

26

QCVN 07:2017/BQP

- Xac dinh chieu cao thap nh•at cOa \ding bao ye ho theo dO thi Hinh 5.2, cach

lam nhu' doi voei cOt thu set dun. Neu = 2,67 to chon gia tri h0 ten thang I,

net' L> 2,67 chon gia tri ho ken thang II.

- Danh d4u cac gia tri h0, a tren true h0 va a cOa de thi Hinh B.5, clang a theo

trvc tung, ho theo toe hoanh gap ⟩ cong nao, gia tri tren du,Ong cong do

chinh la chieu cao cQt can tinh. Truteng hqp a giu,a 2 duiteng cong thi phial nOi

suy, de tang dO an ben nen lay gia tri cOa dutng cong tren.

B.3. VUng bao ve cern 3, 4 cot thu set, cach xac dinh

Hinh B.6 So dO Wing bao ve caa 3 cot thu set ado cao h.

//./ „

'Y'rer

CAN 13A0

Ar)

c NHA KILO

f r

,A(4

1

4/

a.

Hinh B.7 So, di!) Wing bao xia dm 4 cOt thu set 6, dc) cao hx

QCVN 07:2017/BQP

Xac djnh vOng bao ye cua 3, 4 cot thu set:

- Phem via phia ngoai tam giac hoac da glee (do dinh cac kim tao thanh) xac

djnh nhu' trutng hap kim thu set kep da neu a B.1 va B.2 Phu !pc B;

- Pham via phia trong tam giac hoac da giac se duvc hoan loan bao ye veil

dieu kien:

bx > 0

D 8 (h - hx)

Trong d6:

- bx (rox) la be rOng cua pham vi bao ve tai ch6 hap nhat giCea 2 cOt thu set

lien tier);

- D la ⟩ kinh yang tren ngoei trap tam giac hoac ⟩ cheo dai nhat

cua da giac.

Neu chieu cao cua cOt thu set Ian han 30 m, thi D phai giam xtiong bang cach

nhan them vai he s6 P = 551,07.

B.4. So' dot) b6 tri c6t thu set bao ye cho 1 nha, tram.

Sa do bo tri cOt thu set duti day co vOng bao ye cua cOt thu set la Ian nhat, sly

anh Sang den host dOng cua kho la thap nhat;

a. Sa dO 1 cOt thu set bao ye cho 1 nha, tram, Hinh B.8a

b. So' do 2 cot thu set bao ye cho 1 nha, tram, Hinh B.8b

c. Sa dO 3 cOt thu set bao ye cho 1 nha, tram, Hinh B.Bc

d. Sa dO 4 cOt thu set bao ye cho 1 nha, tram, Hinh 6.8d

e. Sa dO 6 cOt thu set bao ye cho 1 nha, tram, Hinh 6.8e

28

r - chidu Ong nha kho

h.' - chidu cao dinh Si nha kho

h. - chidu cao chart Si nha kho

d- la chive dai nha kho

h - la chidu cao cOt thu set

0

QCVN 07:2017/BQP

E

•

,e

.e e U

c c

▪ •O

.46 :5.

•

u

a a

a a

ccl X x

a

•

U

•

C)

cd mel

•

12.0

*OS• etd

O

0

I

I

Li • I.

29

it

0 0

g

N

0

C

.0

tl

':2

xq

xq

8!

0:

QCVN 07:2017/13QP

30

--E

la - la chidu cao ccit thu set

d- la chidu dki nha kho

a - khoing coach gala hai cOt thu set

r - chidu rOng nha kho

X

1/4) 0

8

-8 0

8

•49

:a :a

C.)

C.)

QCVN 07:2017/BQP

31

QCVN 07:2017/13QP

32

D dueng cheo

II1NH 13.8e SO Do u6TItt 6 COT THU SET SAO v$ cu0 t NEA KHO

0

h - la chieu cao cOt thu s6t

d- la chidu dai nhit kho

a - khoang each gift hai cGt thu set

:a

Ze

I-511r

11.

QCYN 07:2017/BQP

33

QCVN 07:2017/BQP

Phy lyc C

Quy Binh v4 b6 tri, citing thut tinh din tro, tigp dat cOa cac dien ctpc

C.1. so' d6 b6 tri mOt so kitu dien cu'c (c9c, thanh, tam) trong dat va

c6ng thtit tinh din trey tiOp dAt cua cac ditn cy'c.

C.1a Sc? d6 be) tri then clic kieu cc°, Ong - Hinh C.1

dg

>it-

ikigSW•

b

4m)

Hinh C.1 Tigp dat kieu c9c

re - P (In 21 + l

In 41+1 )

2ir./

d

2 4.t —1

Trong d6:

rc- dien tree tiep dat cua coc, tinh bang 0;

p - dien tree suat cua Cat, tinh bang Q.cm;

I - chieu dai CQC, tInh bang cm;

d - dutng kinh Ong hay 0,95b (b la chieu rOng a-a ban cbc), tinh bang cm;

t - khoang cach tit mat dat dAn gicra cpc, tinh bang cm;

lO - dO chon sau cUa CQC ter 50 cm dgn 80 cm.

C.1b Tito dat kigu dat (thanh) - Hinh D.2

Mat dgt

9ft- ,ft- >Is ix- "Is x-- 46" 71X". )1 (% 4S>k• "le• SS * V14'

I i

H

1

lat

Hinh C.2 - Tip dgt kitu thanh

34

QCVN 07:2017/BQP

- p

2.12

In— ,s2

2.1t1

rt - Bien tree Op dat cua thanh, tinh bang Q;

I - chieu dai cua thanh, tinh bang cm;

b - chieu rOng cua thanh, tinh bang cm;

t - khoing cach ter giCra thanh den mat dat, tinh bang cm;

to - dO chitin sau cua thanh tinh ter canh tren cua thanh tai mat dat (to tie

50 cm den 80 cm)

C.1c Tiep dat kieu tam (tam &Km chon dung - Hinh C.3)

M4t dirt

Hinh C.3 - Tier, dat kieu tarn

chieu dai cua tam; b- chieu rOng dm tam.

t

2

—ar sin

11

z

(202 + F

7r

rt

Trong do:

din tree tiep dat dm tam, tinh bang CI;

F - din tich cua tam, tinh bang cm2;

to la khoang cach ter mat dat den cach ten dm tam. (to = ter 1 den 1,5 m);

t IA khoing cach tir mat dat den giCra tam, tinh bang cm,

C.2. So' d6 bf tri tier) dal hon hap c9c va thanh theo dutng thing, c6ng

thti,c tinh din tr& cua b() phan tiep dat - Hinh C.4

Mat dgt I Day din set

rge As *post. iter gt.. S ,r4- tk. gt. 4C- ,sr Ktr• * 4e. mOit•

I

I

I \t

21

21 1 21

21 ± 21 1 21

Hinh C.4 - Tiep dat h6n tn) c9c va thanh

1. Day tiep dat not cac CQC, co chieu dai la Ith

2. Ccic trap Tat, co chieu dai IA I

35

QCVN 07:2017/BQP

DiAn tree cCia bo phan tiep (let (Rtd ) la dien tra twang (bong cua coc va thanh:

RacRidt

Rik

Trong dO:

- Dian tra twang ⟩ cOa coc: RtdQ - 1;

rc drat tinh theo cong thirc C.la

n la sO luvng coc tiep dat

le he so six dog coc tra trong Bang C.7b

- DiAn tree twang ⟩ cua thanh: Rtdt =

/7,

rt duvc tinh theo cong thCrc a Mac C.1 b

i

t he sO six dyng thanh tra trong Bang C.7d

C.3. So, d6 bo tri tiep dat h6n hap coc va thanh theo mach \tong kin, theo

hinh tia

C.3a Sa d6 b6 tri tiep dat h6n hop coc va thanh theo mach vong kin; cong

thirc tinh dien tra tiep dat - Hinh C.5

C9c tiep dat

•

Thanh ti6p d(t

•

(Day flip dat)

A-

-- 21

a

Hinh C.5 Tiap Tat Won hop coc VA thanh theo mach wing kin

DiAn fro, cCia by phan tiep dat (1:45,„,) IA &An tra twang ⟩ dm cac

coc theo mach vOng va di& tra cua thanh mach vOng &roc tinh:

Ri

d: +

rSt.

Rwmv

R

Trong do:

Rtdcv ncecv

- Rtdcv - diAn tit' twang ⟩ cOa cac coc b6 tri theo mach \Jong

- re_ tinh theo cling thirc C.la

-

la hA sO sir dyng cua cac CQC ch6n thang dirrig bo tri theo clang

mach vOng tra trong Bang C.7c.

DiAn tree twang ⟩ cua thanh mach vOng duvc tinh:

.if!;

36

1. COt thu set

tia

n.Thia

2. Day tier, at

3. Coc tiep dat

Rid

QCVN 07:2017/BQP

Rift -

77„

Dien trey thanh mach vong (rh,) duvc tinh nhty sau:

rtv

2,318 !

D,

; khi t

—

D

2.z 2 D

2.dt

rt„=

P, (2.31,0 8D + RP) CI; khi t> D

7r‘

2. .D

d 2t

2

- t la r:10 char) sau dm mach vong, tinh bang cm

- itv he s6 sir dyng thanh tap dat co clang mach vong tra trong Bang C.7e.

- d la dutng kinh cua thep tr6n lam mach vong, tinh bang cm

Khi the') det lam mach vong: d = -b

• b chieu rOng cUa thep det, tinh

2

bang cm

- D la dutng kinh cOa mach vong, tinh bang cm

Khi mach vong IA dang tir giac 16c nay C duvc tinh bang:

D — 2(a + b) ,caz

z

C.3b. BO phan tiep dat Mn hop coc va thanh bo tri hinh tia - Theo Hinh C.6

Yeu eau: SO luvng tia khong qua 4, cac tia hop v61 nhau 1 goc kh6ng nhO

km 90°.

J

Hinh CM Tiers del kiets tia

Trong d6:

Rtd - IA dien trey hrang duvng cua mOt tia (dien trey twang throng

cua thanh va coc tren mOt tia duct tinh theo cong thin cCia Myc C.2

n la so Itrong tia (thanh)

itia IA he so se} dyng tia tra Bang C.7f

37

QCVN 07:2017/BQP

C.4. Do va tinh dien tro suit dm dit

Sip dung met so loci may de do dien 'V& suet cua dat: May MC-08 cua Lien X6;

Model 4102 hay 4105 cua Nhat; KYORISU-4106 cua Nhat; Sonal MR1J-106

cua Ha Lan...

C.4a Do va tinh dien trer tiep dit bang may do MC-08 (do Lien X6 cu sin xuat)

- Hinh C.7

Ii El E2 12

Tay quay

k-

74-

Jk•

(0)

Jk- ,f(

*

*

m

,k- *

g-

m

ISt•

)k•

iX-

L.

a

a

1111111.

Hinh C.7 So' do tit' may MC-08 a do dien trev suet cua dit

a- khoang cach giCra cac CQC do; (G), (T) - cac CQC do; L- de thing sau

cua coo do (L

- Dau day vac, may va deng CQC do then so dO tren.

Quay tay quay cua may veri tOc dO kr 90 r/min den150 r/min se tao nen met

dien ap ten mach nguOn (11, 12), khi do ten thang do kim se chi thi gia tri then tit'

can do R. Biet R se tinh duvc tri so then tit' suet cua dat then cong that:

p= 2. it. a. R, Q.cm

Chieu sau cua Ibp dat có tri so then to suet cho a cong thin tren duo•c

tinh bang h;

h = 3a

- a la khoang cach ke tiep giCra 2 CQC do thuteng lay bang 2 000 cm.

Thay doi khoang cach a tCrc IA tang chieu dai mach do, co the tim duvc

met tri sO ,c nao do. Neu vii cac tri sO a khac nhau ma yarn co tri sO F giOng nhau

(hoac gin giOng nhau), dien do chisyng to rang 6, cac de sau khac nhau dat co

thanh phan cau tao giOng nhau. Nguvc lai neu cac tri sO do c6 gia tri khac nhau,

thi dat co six phan chia ra lam nhieu ley co thanh phi() eau tao khac nhau.

G)

38

4t. At. 4t• gt•

QCVN 07:2017/BQP

C.4b Do va tinh then tar suet cua Cat theo CQC mAu - Hinh CM

2

3

E P cr

5-tOm

5-10m

Hinh C.8 So' de do dien tro, tiAp dAt

coc mAu bang may do dien

tr.& tiap dat Model 4102 hay 4105 ciia Nhat.

1- Coc mAu; 2- May do Moden 4102; 3- CQC phy

- Dau not day, may theo sct do tren, coc r1151.1 la thep Ong hoec thep goo

L63 x 63 day 6 dai 1500

Sir dyng citing there:

re/

p -

, C2 hay

0366(lg 2/ + 1 Ig

+1)

d

2

4t -1

P=

In 21

1

In

+l

d

+

2

-

Trong de:

rc IA dien tro do duct bang may do, tinh bang Cl

d la twang kinh coc hay d = 0,95b (b la chieu reng ban canh coo), tinh

bang cm

t la d6 chon sau CPC (tinh ter met del den diem giCra coc), tinh bang cm

I la chieu dai coo, cm

C.5. He s6 thay dei dien tr.& suet caa tat theo thai tiet caa cac kieu n6i

dit. (Tham khao) Theo Bang C.,5

Bang C.5 - He so thay dei dien tra suet cua dAt

theo theti tiet caa cac kieu not dat

Hinh that nisi dAt

De sau dat be

phan n6i tat, m

He s6 thay del

dien tro, suet w

Ghi chit

Thanh (tia) det nam

0,5

ter 1,40 den 1,80

Tri so nh6 Cmg

ngang (nal Cat keo

dai)

ter 0,80 den 1,00

Ur 1,25 den 1,45

veva loai Cat kh6

(do vao mCia kho)

CQC d6ng theng

0,8

ter 1,20 den

1,4

Tri só Ian Crng voi

dirng

Tinh ter met dal den

tau tren ding cua

coc

loai dal Am (do

vao mCia mu'a)

39

QCVN 07:2017/BQP

C.6. Gia tri gAn (king dien fres' suit cua mot so bpi dat khi dQ Am thay dOi trong

pham vi tir 10 % den 20 % trong lutng cua dat (tham khao khi thiet ke sa b0).

Theo Bang C.6.

Bang C.6 - Gia tri gAn thing ditn tri suit cua mot s6 loyi dit

khi di Am thay dii trong phial vi tip 10 % den 20 % trong Ityomg cua dit

Pham vi bien d6i

thin tri suit dm dAt

pd.104,Ci.cm

Loai dAt

[

Chin tri só thin tri

xuat cua dAt de sir

dyng pd.104, 0.cm

- Nutc bien

- Than bun

- Set

- Bat wan

- Nutc song, ao, ho

- Set thanh king via Ian, day den 10

m, a phia &poi co da hoac da dam

- flat pha set

- Bat pha set khoang 50% set, tao

thanh 1 lap day tip 1 den 3 m tren

mat Tat, phia &raj co da ram.

- Oat den

- Dat pha cat

- Cat

- Dat voi, da voi, cat hat to Ian da

vyn, s6i

- Da, da van

tit 0,036 den 3,30 va Ian han

ter 1,5 den 4 va Ian han

tir 4 den 10 va Ian han

ter 0,002 den 0,01

ter 0,08 den 0,70

0,4

ter 0,10 den 0,80

Ur 0,40 den 1,50 1,00

2,00

2,00

3,00

7,00

to, 10 den 20

ter 20 den 40

0,01

0,20

0,40

0,40

0,50

0,70

C.7. Bing h§ se phyc vy cho tinh toan thiit ke. (Tham khao)

C.7a Gia tri gAn &rig cua he so xung cua cac tiep dat dan gian nhat (a). Theo

Bang C.7a

Bing C.7a Gia tri gAn dung cua hi s6 xung

cua cac tiep dit do'n gian nhAt (a).

Gia tri hi s6 xung Cvng wig thin tri suit cua dit (a),

Q.cm

Kieu tiep dAt

104

3. 104

5. 104 105

1. Ong dai ter 2 den 3

m

0,8

0,6

0,4

0,35

2. Thep

del

nAm

ngang

0,9

0,7

0,5

0,4

- Chieu dal 10 m

1,1

0,9

0,7

0,6

- Chieu dai 20 m

1,4

1,0

0,8

0,7

- Chieu dai 30 m

40

T9 sO khoang cach

giCra cac CQC va chieu

dai m6i CQC (a/I)

SO

HO s6 sir dung cua cac CQC chOn thing

luvng

dung bo tri theo dang throng thing rit

c9c (n)

chin tinh den anh Wong cua thanh not

2

Kr 0,9 den 0,92

3

tir 0,85 den 0,88

5

tir 0,79 den 0,83

10

Ms 0,72 den 0,77

15

Ur 0,66 den 0,73

20

ter 0,65 den 0,70

2

tir 0,93 den 0,95

3

tir 0,90 den 0,92

5

ter 0,85 den 0,88

10

Ur 0,79 den 0,85

15

tir 0,76 den 0,80

20

tit, 0,74 den 0,79

2

3

QCVN 07:2017/BQP

C.7b He so sir dyng cua cac c9c chitin thing dCrng 66 tri theo clang dutng

thing chu'a tinh den anh hutng cua thanh not (nc) Theo Bang C.7b

Bang C.7b He so ser dyng cua cac cgc ch6n thing dirng b6.tri theo

clang dutng thing chu'a tinh den anh hutng cua thanh not (Tic)

C.7c He sO sir dung cac CQC ch6n thing ding bO tri theo ding mach yang,

chu'a tinh den anh hutng cua thanh nOi (icy). Theo Bang C.7c

Bang C.7c He se) sir dung cac c9c chon thing dirng 1)6 tri theo

Bang mach veng, chu'a tinh den anh hutng cua thanh not (rig„)

T9 sO khoing cach gifia

cac c9c va chieu dai mai

CQC (a/I)

SO luvng

CQC (n)

HO sO six dyng cua cac coc chon thing

dirng theo clang mach \tong (,cv)

4

to 0,76 den 0,80

6

to 0,71 den 0,75

10

tit' 0,66 den 0,71

20

tir 0,61 den 0,66

40

tit, 0,55 den 0,61

60

tir 0,52 den 0,58

2

41

Ty 86 khoing each giGia

cac cpc va chieu dal m61

cpc (a/I)

s6 luvng

cpc (n)

He s6 St) dung cua cac CQC chop thing

ding theo clang mach yang (q)

3

tip 0,84 den 0,86

6

t6, 0,78 den 0,82

10

tip 0,74 den 0,78

20

to, 0,68 den 0,73

40

tip 0,64 den 0,69

60

tip 0,62 den 0,67

Ty s6 khoang

cach giDa cac

CQC va chieu

dai moi coo

(a/I)

He sO sir dung cUa thanh nOi det nem ngang theo clang

⟩ thing de nOi cac CQC ch6n thing dung

khi so

luvng cqc IA n

n = 4

1 n = 6 n = 8 n = 10

1 n = 20 n = 30 n = 50

0,86 0,79

0,90 0,85

0,56 0,46

0,68 j 0,58

2

3

0,89

0,92

0,75

0,82

0,36

0,49

QCVN 07:2017/BQP

Bang C.7c (kit th0c)

C.7d He so sir dung thanh nOi det nam ngang ding dutng thing, de nOi cac

cpc chon thing dCvng, khi sO luvng CQC bing n. Theo Bing C.7d

Bing C.7d He SO sir dyng thanh n6i dat nam ngang clang dutng thing nt

156 not cac cpc chon thing &Wig, khi so luvng coc bang n

C.7e He sO sir dung thanh nOi dat det nam ngang theo clang mach yang de not

cac CQC ch6n thing &mg riN , khi so luvng coc la n. Theo Bing C.7e

Bang C.7e He so Ser dyng thanh n6i dat dat nam ngang theo clang mach

vong de not cac cpc ch6n thing divng

, khi s6 luhryng c9c la n

Ts) s6 khoing

cach giera cac

c9c va chieu dai

mei c9c (a/I)

He s6 sir dyng cua thanh not det nam ngang theo dang

mach vong de not cac cpc chOn thing divng

- khi so

luvng c9c la n

n = 30 n = 50

n = 4

n = 6 n = 8

n = 10

n = 20

0,40

0,30

0,32

0,56

0,45

0,41

2

3

0,55

0,70

0,48

0,43

0,64

0,60

0,28

0,37

42

He s6 sir dung cela bo phan not Tat hinh tia

-

khi so tia (n) bang

Chien dai m6i tia (m)

n = 3

n = 4

Elutng kinh (d) cua tia, bang thep trim, mm

d = 10

d = 20

d=10

d=20

2,5

0,76

0,74

0,63

0,61

5

0,78

0,76

0,67

0,65

10

0,81

0,79

0,70

0,69

15

0,82

0,80

0,72

0,70

30

0,84

0,82

0,75

0,73

QCVN 07:2017/BQP

C.7f Ha so sir dyng thanh not dat hinh tia. Theo Bang C.7f

Bang C.7f He só sir Ong thanh n6i dat hinh tia

Khi tia lam bang thep det thi tri s6 d duvc thay bang b/2; trong do b la

chieu rOng cua thep dot.

43

QCVN 07:2017/BQP

Phy lye D

Tinh toan thiet k6 he th6ng chOng set danh thang va chong cam Ong tinh

dien cho nha, tram

D.1 Thiet k6 he th6ng ch6ng set ding thing, thong cam ivng tinh dien

cho 1 nha, tram co cac thong s6 sau:

Dien tich nha, tram S = 350 m2;

Chieu dai nha, tram d = 38 m;

Chieu rang nha, tram r = 9,8 m;

Chi& cao dinh mai hxd = 6,5 m;

Chieu cao chin mai hxc= 4,2 m.

Ket cAu nha, tram: Tutng xay; vi keo, xa g6 bang g6; mai lc:yp ton

ma kern

Nen dat co cutng dO R =1 kg1/cm2 (0,1 MPa).

Tinh toan bO phAn tiep dat chong set danh thing va chOng set cam (mg

vii 4 loai dien tra suit: p = 0,5.104 Q.cm; 104 acm; 5.10412.cm; 10511cm.

a) Tinh toan s6 luvng cot, chieu cao cOt thu set, mOng coc thu set.

- Vo'i nha, tram nhtr tren, ta sir dyng 2 cOt thu set a lap be) tri nhu' sa

do Hinh B.8b cua Myc B.4 Phy lyc B. Ta c6 a = 48 m.

- Chieu cao cOt duvc tinh toan nhu, sau:

*Xec dinh chieu cao cOt thu set bAng phuvng phap do thj:

SO, dyng do thi Hinh B.2 cua Phy lye B, danh dau hx = 4,2 m, bx = 4,9 m

tren cac cOt hx, bx twang (mg. arang thang d6ng 2 diem tren cat thang I tai 8,5

va thang II tai 10,5, do —

h, = —

4,2 < 2,67 nen chon gia tri tren thang I la 8,6. TO,c ho =

b„

4,9

8,6. So sanh ho, diem thap nhat cua vung bao ve• girra 2 cOt thu set va hxd, diem

cao nhat cua nha, tram, da thoa man dieu kiAn ho >

Tren dO thi Hinh B.5 cila Phy luc B tir 110 = 8,6; a = 48 ta xac dinh duvc

chieu cao cua cot thu set la 14,8 m, chon chieu cao cOt la 15 m.

* Xac dinh chieu cao cOt thu set bAng phu,ang phap tinh toan.

SO, dung cong thin a Mgc B.2 Phy luc B ta tinh dirptc ho:

bx +1,87517,

Do -h-2- < 2,67, 1)0

1,5

Thay bx = 4,9 m; hx = 4,2 m va ta duvc ho = 8,5 m

Tir ho, theo cong thin & WC B.2 Phy lyc B ta tinh chieu cao cOt

h = 0,571 ho + V0,183.hc; +0,035a1

Thay a, ho vAo cong thirc ten ta duvc h = 14,62 m

Chon chieu cao cOt IA 15 m.

44

QCVN 07:2017/BQP

* Chpn loai cOt: Chieu cao cOt thiet ke la 15m to chpn loai cot they va

mOng cOt theo loai cOt cao 15m.

b) Tinh toan 130 phan tiep dat theo dien tuft cua dat la 0,5.104 0.cm.

+ Tinh toan thiet ke b6 phan tiep Mt danh thing. BO phan tiep dAt char-1g

set clanh thing sir dung hinh thirc Mn hop cpc va thanh. Si)' dung cpc thep

gOc 63 x 63 x 6 x 2 000; thanh sir dyng trier) CT3 016 ton tan, cac cpc dtroc

&rig cach deu nhau 4 m (bang 2 [An chieu dai cpc = 2), thanh clan dung de

han not cac dau cpc, cpc &roc clang ngap trong ranh sau 0,7 m.

- Tinh toan dien tit tiep Mt dm 1 cpc.

Sir dung cong thirc & phy lyc D.1a

r _ p ( in 2. 1 1 1

n

4,/ +I )

171

d

2

41-1

Thay so

p = 0,5.104 0.cm

I = 200 cm

t = 170 cm

d = 0,95b = 6 cm

Ta tinh &roc rc = 17,9 Q

- Tinh toan s6 hiving CQC:

TO you cau RxK 5_ 10 hay RxK = Rtd . a 10 0

Dien fro' luting Wang cua b6 phan tiep Mt la tong trey cua CQC tiep dat

va thanh tiep dat

R,, R

.06

a id

Raj: +

Trong dO :

- dien trey lining dvang cOa cac cpc c6 tinh den he s6 sir dung cpc Tic ;

Rea - dien trey taring ⟩ ciJa thanh co tinh den he s6 sir dung cpc.

De tinh s6 luvng CQC tiep (Tat can thiet, gia sir dien trey tiep Mt a:a thanh

anh hutng den tong fro' la kh6ng ding ke, 16c do RxK =Ridgy. a 5 10

Roc =

thay vao RxK -

. a .5. 10

n.ric

nay,

Trong Bang C.7a, chpn cc = 0,8

Trong Bang C.7b, chpn nc = 0,9

Thay vao cong thCrc ten co n 1,58

Chpn s6 luvng cpc sir dung cho 1 cot IA 2 cpc (n = 2)16c do

45

QCVN 07:2017/13QP

Rae =

thay so vao thi co Rtdc = 17,9 - 11,78 0

n.ry,

2.0,76

- Thu'c to anh hutng cua thanh nOi la clang ke. Phai tinh dien trey tiep dat

cua thanh nOi. Khi so COG IA 2, chieu dai thanh la 4 m.

Theo c6ng thirc ey Muc C.1b Phu luc C co:

rt _

p in 212

ey day:

2;r.1

b = 4 m = 400 cm

t = 70 cm

b = 2d = 3,2 cm

Thay vao tren co: rt = 14,45 Q

Theo Bang C.7d veri so luvng CQC la 2, chon he so sir dung la 0,77, dien

fro, tiep dat cua thanh nOi la:

r

14,45

Rim =

=

Th

0,77 - 18,77 C2

- Tinh dien trey twang ⟩ cCia 130 phan tiep dat ch6ng set danh thing

cho 1 cot khi so luvng cpcla 2, day tiep dat (nOi 2 coc vbi nhau) la 4 m.

Rtd = RdieRa

11,78.18,77 _ 7.23 n

R4k, + R«,,

11,78+18,77

Chon a trong Bang C.7 la 0,8

Dien trey xung kich °Oa by phan tiep dat theo tinh toan thiet Ice la:

RxK = Rtd . a = 7,23 x 0,8 = 5,8 0.

+ Tinh toan thief ke b0 phan tiep dat chong cam Ong tinh dien.

- BO phan tiep dat ch6ng cam Cling tinh dien sir dung thanh thep tr6n tan

CT3 416, ket cau thanh mach \tong khep kin xung quanh nha kho, cach m6ng

nha kho 1 m, thanh thep duvc chon trong ranh sau 0,7 m, day xuOng duvc

han tryt tiep vii thanh.

- Tinh toan dien trey tiep Tat cua thanh mach \tong theo cong thirc ey Mgc C.3a

Do t < — nen sir dung cOng thin: rte

2,31g 8D2 (2;

2

2.7r D

2.d.t

Trong do: p = 0,5.104 0 .cm

a = 40 m = 4000 cm

b = 12 m = 1200 cm

2(a + b) 2(4000+1200)

D =

-3.312,1

3.14

- Thay vao c6ng thirc tren thi tinh duvc rtv = 0,98 Q

- Vay dien trey tiep dAt cua b0 phan tiep dit chong cam Ging tinh diet, la 0,98 a

46

QCVN 07:2017/BQP

c) Tinh toan thiet ke b0 phan tip dat chOng set danh thang, chOng cam

Cvng tinh dien veei dien tree suat cua dat la 104 Q.cm.

+ Tinh toan thiet ke b0 phan flap (Tat chong set danh thang.

+ Tu'ung ty, nhu' doi veri dien hex suat cua dat la 0,5.104 0cm, to tinh dian

trey trap dat cOa 1 CQC, sO luvng CQC Va dien trey tier) dat cua thanh theo cac gia

thiet va cac quy djnh ey phan (b).

- Tinh dien fro' tiep dat cua 1 cpc:

r - p (, 21 + 1 In 41 +1

c —

2ff./

d

2

4.t -1

Thay so yeti: p= 10000 acm

I = 200 cm

t = 170 cm

d = 6 cm

Tinh duvc rc = 35,76

- Gia sir anh Wang cua thanh not den tong trey 16 kh6ng dang ke. Tinh

s6 luvng CQC can thiet theo cong thirc: RxK = Rick . a 5 10

Co Ride -

Rxn = 510n

n.th

Chon rig trong Bang C.7b cua Phu luc C, Tic lay bang 0,8

Chon a trong Bang C.7a cOa Phu luc C, a ray bang 0,8

Thay sO vac (*) thi tinh duvc n 3,5 coc, chon n = 4 cQC

Khi s6 CQC la 4, Rtdc = r - 25,67

4

4.0.8

Vay dien tree tut/rig duung cOa cac CQC la: Rtdc = 11,14 0.

- Tinh toan dian trey nap dat cOa thanh vol sO cpc 16 4.

Theo cong thirc a Myc C.1b Phu luc C co:

rt- p

2/2 (**)

2.2r/

CO:

p = 10000 0.cm

1= 16 m = 1600 cm

t= 0,7 m = 70 cm

b = 2d = 3,2 m

Thay vac cong thirc (**) to tinh duvc rt = 9,98

Tinh dian trey Wong dvang cua thanh: Rtgt =

th

47

QCVN 07:2017/BQP

Tra rlt trong Bang C.7d cua Phy lye C, lay rlt = 0,89

Thay rt va rlt vao cong thirc trail ta tinh &Ivo Rtett= 11,21 a

Dien trde twang ⟩ cua b0 phan Op dat along set danh thing se la:

,

t..2

Rtd = kdc-Rim thay só vao Rtd = 11,14 x 11,21 _ 5 $,

Rwt..R,d,

11,14 +11,21

+ Tinh than then to; tiep Tat cua b0 phan nal dat chiing cam Crng tinh dien.

Turing lip nhtv phan tinh town be) phan tiep dat cheng cam Ong tinh dien vii p =

0,5.104, thay p = 104 vao cong thirc cua thanh theo mach yang & Mgc C.3a

- P

8D2

rtv - 27F52,31g „Tit , S2 ; do t

Ta tinh duvc riv = 1,96 52

Vay dien Ira tiep dat cua ba phan tie!) dat chOng cam Crng tinh dien la

1,96 a

d) Tinh town thiet kg IN) ph5n tiep dat chang set danh thing va cam Cvng

tinh dien vii dien Ira suat cua dat la 5.104 (2.cm.

+ Tinh toan thiet ke be) phan tiep dat chong set danh thing.

- ye quy cach coc tiep dat, khoang cach glen cac cot, ranh tiep dat, quy

cach thanh n6i, hinh thirc n6i dat nhu, a Myc b va c da neu a ten.

- Tinh dien to, tiep (tat cua 1 coc:

TO, ding thirc r = 17 (11121 + 1 In 4.t + / )

2n-/

d

2 4.1-1

Thay p = 50 000 acm va cac tham s6 I,d,t vao ta tinh duct rc = 178,34 SI

Gia sir anh Wang cua thanh n6i Con dien trey cua IN) ph5n tiep dat la

khong ding ke, tinh so luvng coc theo cong thirc : Rd< 10

n.p,

Thay vao cong thirc

10

n.p,

Chan a = 0,4 (Bang C.7a)

= 0,7 (Bang C.7b)

Tinh duct n 10

(Thu'c to anh Wong cua thanh nal la ding Ice nen ta chi chon so Wing

coc la 10)

Khi so coc la 10 dien to, twang dining cua coc se la:

Rtdc

= 178,34 - 25,47 Ci

en 0,7x10

- Tinh dien trey tiep dat cua thanh n6i cac dau coc. Khi SO COO la 10

chieu dai thanh nai I = 40 m hay 4000 cm.

48

QCVN 07:2017/13QP

Thay vao tong thisyc rt - P In 21,n

2,71

bt

Veei p = 50.000 0, cm ta co rt = 23,6

- Tinh dien trey tu,ang &yang dia thanh : Run =

71,

Trong Bang C.7d chon rit = 0,75

Thay vao duvc Rtdt = —

23,6 - 31,46

0,75

DiOn tree twang ⟩ dm be, phan tiep dat thong set danh thang

Rtd =

Rkkitkii

— 13,04

+ Rat

Dien tree xung kid) dm be) phan tiep dat chOng set danh thang theo thiet

ke la:

RxK = Rtd . a = 13,04. 0,4 = 521 a

+ Tinh toan dien trey tiep dAt cua bii phan tiep dat chOng cam 6,ng tinh diem

Twang ty, nhu' ee phhn b, c ta tinh dien trey tiep dht c6a thanh not theo ket

cau mach vong. C6ng thin tinh.

2

rt„ = - i°2,31g-

8D , ; do t s

2;r- D

2dt

2

Thay p = 5.104 .0.cm va cac tham s6 0, t, d vao to tinh duicyc rK, = 9,84 0.

Yeu cau dien to' tiep dat cua 130 phan not dht along cam Ging tinh dien

phai nhO han hoac bhng 5 0. Dien tit tiep dat dia thanh mach yang (chu'a tinh

den he s6 sir dung thanh) khOng dat you cau cho phep. Nen phai 66 sung coc

tier) dat, s6 luvng coc tiep dat duct tinh toan nhu' sau:

Dien tree dia 66 phan tie)) dat chemg cam (mg tinh dien: Raw. =

Athr.Rit

5 0 (*)

Rtdtv =

?Iry

Chpn

& Bang C.7e voi n = 26, rite = 0,31

Thay vao tinh du,cyc Rtdt„ = 31,74

Thay Row vac, (*) tinh duvc Ray

5,93

CO Rtdo, =

5 5,93 , chon

trong Bang C.7c, gc = 0,55

nrt,

Rra., Rd,

Tren mach wing, 66 tri cac coc cach deu nhau 4m, s6 hyping coc tren

mach \tong la 26 coc, I6c do dien tree Krung ⟩ cua thanh mach wing co

tinh den anh Wong dia cac coc se la:

49

QCVN 07:2017/BQP

Tinh duvc so CQC n can bO sung chol36* phan tiep dat thong set cam Cmg la

54 CQC.

SO luvng CQC trail mach voting la 26, do do s6 luvng 28 coc con lai duvc

ket cau thanh cac tia, cac tia duvc not trtyc tiep vao mach yang, & day tiO tri

thanh 4 tia tren m6i tia b6 tri 7 COG. Khi dO Bien trey tiep tat cua b0 phen not dat

chOng set cam Cling se la:

TOng trey cOa Bien tit tiep Tat CQC Va thanh theo mach yang vai then trey

tiep Tat cOa 4 tia, cach tinh nhu, sau:

- Dien to' twang twang cOa cac CQC 66 tri tren mach vong

Rwev

rc

178,34 _ 14 91

nit,

26.0,46

(Chen no, trong Bang C.7d, Ticv = 0,46)

Khi d6 then to, tuvng duvng (cOa CQC Va thanh vong) ducc tinh:

R

14,91.31,74

473,24 _ 10,14

wrriv

Ado, + Ran,

14,91+31,74

46,65

Dien trey twang clulyng cOa cac CQC tren tia duvc tinh.

Rtdc tia Tic duvc tra trong Bang C.7b, chon

= 0,75

n.77,

Thay vao co Rtdc —

178'34

7.0,75

"

=33.6 L2

- Dien trey cua thanh not cac coc duvc tinh:

2

rt - p In 2/ ,&

2.n.1 H

Ci day:

p = 5000 Q.cm

r = 2800 cm

t= 70 cm

b = 2d

Thay vao tinh duvc rt = 31,70

Rtdt =

nt &cc tra trong Bang C.7d, t1i = 0,8

771

Rim = 39,62

Dien treytiep dat d

39,62.33.96

m 1 tia: Rtia =

—

— 18,28 SZ

Icaa + Ic„,

39,62 +33,96

- Dien trey twang ⟩ cOa 4 tia duvc tinh:

50

QCVN 07:2017/BQP

Ri.„

Rtdba

Khi n = 4 ; rit tra trong Bang C.7f, The = 0,8

18.28

Rtdtia =

— 5,71

+ Dien trey tiep elk cOa be phan tier, det cheng cam Crng tinh then se la

Re _ _ 10,14.5,71 =3,65

Rubry + R.

10,14+5,71

Vay den trey tiep dat cOa be phan trap Tat cheng cam (rng tinh then then

thiet ke la 3,65 a

e) Tinh toan thiet ke bO phan not dat cheng set danh thgng, cheing cam

(mg tinh dien dei vbi dien trey suat cOa Tat p = 105 Q.cm

* Viec tinh than so lucyng C9C, thanh cho be phan not dat cheing set danh

thgng va cam (mg tinh then ttrang ttr nhu' vol ey Myc b, c, d da hutng den &

ten. Song can lu'u 9 mot so diem:

- Veyi be phan nOi Cat cheng set danh theng: s6 luvrig cac C9Clen c6 the

be tri thanh 2 hay 3 tia, de tang hieu qua sir dyng cOa cac dien cyc; he s6

xung kich ley la 0,35.

- VO,i be phan not that cheng cam Crng tinh dien, duvc tinh than be

tri nhu' a Myc d (p = 105 Q.cm), de dat tri s6 then trey tiep dat cho phep can

phai ap dyng hinh thOic cai tao dat.

D.2. Ban ye thi6t 1(6 he thong chong set cho nha, tram (Hinh D1)

D.3. Quy dinh han n6i cac chi wet (Hinh D2)

Quy dinh han day tiep dat va cpc tiep dat; han not day den set, day tiep dat;

han met luti chOng cam (mg tinh den; day ;along; co dinh day den, tut' vao

tutng va mai nha, tram.

ThU kho clan clvcyc, vat lieu no c45 trach nhiem ghi chap kat qua kiem tra vao so

then del.

51

tt

51

2

fI

I I I

t

11

QCVN 07:2017/BQP

t

000 OE

"

""

j'r ...

..m, •mm .,. ...N.

1E1°1.

1

1..

r ilikgri i

000Ci

dobliC

i;

,

—7-1—.1

I.

ii

l.

l.

i

§

.... §

1

1

.0 .._

.43. D

r

4,

<

II 1

' 1

C.

^,

li• I-

la

0

‘til la

rt .*--.1

I

/

CI 'IC

a. 0

It4 1 i i

i

I, i

§..-

i

F

1,

..• ° '

IN•msb.

§

00002

do.

52

E

V

r

Han ncil day tiep dgt

QUY DINH HAN NOI CAC CHI TIM'

N

MIX

/Th

C9c tiep daI trong rank tigp dat

115

DO day, la& wen mSi nhit kho

4'

r

QCVN 07:201733QP

2

53

QCVN 07:2017/BQP

Phy lye E

Quy dinh vA phwang phap do dien trey deb dat

El Nguyen tic do dien fro, bq phan Wei) at

- Phial dung may do chuyen dung de do then tra b0 phan net) Tat;

- May do phial duvc kiem dinh theo dung quy dinh;

- Trutt khi do phai kiem tra cac thOng so k9 thuat; doe k9 hutng an sir

dung; sa dO d6ng cac coc phy dm may;

- Xac dinh vi tri IDO tri cac mach Op dat cual4 phan tiep dat ton thi,vc dia;

- Phai d6ng cac coc phy each mach tiep dat theo &mg quy dinh cOa

may, khong &vac (long coc phy qua gAn hoac tang tren mach tiep dal;

- Trong qua trinh do, ket qua do c6

sai khac Ian hoac may do kh6ng

lam viec can kiem tra cac rn6i nOi, ch6 tie!) x0c, nhat la cac coc phy vai dat. Nai

kho ctIng cac coc phy tiep xuc vai dal kern, cho phep de) nutc vao ch6 (long coc

phy de tang dO tiep xtric;

- Khong do then tri5914 phan Wei) dat khi troi c6 mu'a Ong.

E.2 So' d6 do diem trey 1:@ phan tiep dat

E.2a. Sa d6 do vuong g6c vai tia khi tia tiep Cat la dyeing thang. Theo Hinh E.1.

E.2b. Sa d6 do theo ⟩ phan giac khi 2 tia Teo Tat hap vai nhau 1 Vic.

Theo Hinh E.2.

E.3 Bien ghi ket qua kiem tra

- Bien ghi ket qua kiem tra he thong chOng set duvc lam bang thep

tam, kich thutc 24 cm x 20 cm (neu thep den phai san chemg gi), san mau

do, chi) va so ghi mau yang;

- NOi dung ghi ten Hen theo Bang E.3a vai he thong chOng set danh thang

va theo Bang E.3b vai he thong chOng cam t:Png tinh dien; trent* thong co nhieu

day xuang sau khi do, ket qua ghi hen bien la gia tri do er day co then tiep dat tiep

dal Ian nhat;

- M6i cot thu set On 1 bien ghi ket qua kiem tra, bien gan tren cot cach

mat dat 1,5 m, bien twang ve phia nha kho;

- M6i nha kho co 1 bien ghi ket qua kiem tra he thong chOng cam Cyng

tinh dien, bien gan On day xu6ng, cach mat Cat 1,5 m, hutng bien vO phia

tien kiem tra theo d6i.

Bang E.3a - Bien ghi ket qua kiem tra dien trey tie) dAt

he th6ng ch6ng set danh thAn

NHA, TWA SO:

COT SO:

HE SO XUNG a:

Ngay, thang, Warn

Thai tiAt

(Tru'o'c khi do)

Rdc,, 0

RXK, 0

Kat Juan

54

NHA, TRAM SO:

YEU CAU Roo S 5C2

Ngay, thang, nam

Thai tit

(trwevc khi do)

KA Wan

Rdo

QCVN 07:2017/BQP

Bang E.3b - Bien ghi ket qua kiem tra dien trey tip dAt

he thong chong cam timg tinh diet'

E.4. Ket qua do va kiem tra he thing chling set nha, tram.

KM qua kiem tra clanh gia tinh trang he thong &long set cac nha, tram dine

ghi trong bien ban kiem tra, cac thong so chinh duvc thong ke theo Bang E.4.

55

C

(a)

0

to

5

• 7

.c

V

*a

Dien tre, tier) dat, U

c

=

4.1

„c,

Y

.,t2 i

,F1

LL•

C 0)

to. C

6

0

b•

5

to Ce

0

Ca

et,

c

...

c...

az

•—•

' 0 a E

C

S.,

4..

.......

0

a (7) t Li

4.0

1:11

0

C

4-' .b

Its

1=

E. 76

c)

••=

145 *S. 0 C

43)

,..

0/ C

C

C) CA t,

0 .cg '5 ;c7;

H r r

= E .c

0 1-4

5.

4... a

0 c

a ‘e.s. :—

C .3 Int

.c

.6 •<0

+-

(es

ia .=

E =

— 0 44 C

6'

.0

C

= C

n

"0

Co

r

QCVN 07:2017/BQP

a

<0.

V

C

a)

C

aE

C)

C

•co

C)

C

C

to

co

C)

C

sc

C)

C

-C

C)

.0

C

aos

4

C

am

cho nha, tram

E

C

C

(Kern theo Bien ban kiem tra só :

I !WIWI

r

Haim El SO DO DO VUNG °GC VOX TIA KHI TIA TIgP DXT IA DUNG MANG

KHO DAN DUOC

r1 II

1111_1 , hi

I

I d2117111t111

— —11

1111

/

II

1

I

1

I 1T1I1 I 1I1I1 IIIIIII!IIIIII

QCVN 07:2017/BQP

•

57

• I

1 • 1 • 1

1 •

11

[1[111

ilmil

•1•11 I

1.1

•1 I

77

'1'1'. l'It.

111 41.1"1111 ' 1'1'1

KHO 113N DUOC

'11.1iLia_Li 11•14571.1

i

I I I

I irl I I l• •I'N

J

0

`0

0

‘;.

0-

0

N0

UJ

-7

Noce

0

•

0.

▪

0

-0

0 I— h•

CC

'KC

▪

0

▪

En

4-I•

0.

_ 'Cal

1= 0

o

>-

O

0 cc"ce

Q M

I

I

I

CN

0

C

It

C

t

U)

ea

•

NOZ-51

•

QCVN 07:2017/BQP

58