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TANG CUCfNG QUAN L9 CHAT LUONG DQM BAO AN TOON W TUdliG GUN GlOO SU DUNG TRONG TUI CONG XflY DUNG CONG T D N I
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ien lunh c6 the ke den sU c6 sap mai be tdng tai cong trinh xly dung nha thd ^(gpc Lam (xa Linh Son, huyen Dong Hy, tinh Thai Nguyen) lam 03 ngudi chit, gan 40 ngUdi bi thUOng vIo ngay 17A)1/2013.Noi xly ra vu sap thudc phan mai be long cot thep trong qua trinh thi cong do be tdng cua nha thd Ngoc Llm d do cao hon 10 mec nguyen nhan sip gian giao d cdng trinh nay la do mat on djnh cua hie thong gian giao (cay chong qua caa cay chong go khong ddng dlu. lien kit nhieu doan cay chong doi dlu ghim blng dinh, gl&ng ngan^ gilng cheo thieu va dOn sdi.
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Wn truteg sdp dd n/u tM Ngoc LvnThdi gian gan day, tinh trang mat an toan cua he thong gian giao suT dung trong thi cong (sau day gm t ^ la gian giao) cd chieu hifdng gia tang, d i n den cac sU ta nghiem trong khien nhieu ngi/di chet va bi thatfng tai cac cong trinh xay dUng dan dung, nha d rieng le d mot so dia phuong tren ca midc
Hay nhu su cd sap gan 6O0m^ san be tdng cot thep trong qua trinh dang thi cong trung tam thUdng mai Lotte Mart Binh Duong (phUdng Lai Maea, thj xa Thuan An, tinh Binh Duang)^^^
khoang ShOO sang ngay 04/08/2013.
Su CO tuy khdng gay thiet ha i ve n g d ^ nhung thiet hai ve kinh t l nVaX. Ss^
cho chu dau tU. Nguyen nhan vu sap cung do mat on djnh gian ^aaTrong qua trinh do be tong san tang 3 cua trung tam thuOng mai, do trcri mSa nha thau da thay ^ bien phafi ban be tdng tnJC t l ^ bang each chuyen be tdrtg qua dng dat true t i ^ tien san cop pha, ong van chuyen da llm rung va chan dong d he thong cop pha gian giao gly mat on ^nh, bien hinh vasupdo.
Tai huyen YUn Dung (tinh Ble Giang) thdi g'lanlOhSO ngay 30/08/2013 cung xly ra sUco s a p d ^ mli be t6r>g tum d u thang tang S cdng trinh tru sd Chi cue l h u 4 Hm 2 ngiicrichetvaOl ngudi bj thuong.
I HQC V l ^ CAN BO QliAN LY XAY DUNG VA DO TH
Cdy chdng vdo mat phdng nghieng tai cdng ttlnh Chi cue Thue Nguyen n h i n cd t h i gly ra su cd cdng trinh I I he thong g i l n giao lam t d v l t lieu khdng cd tinh tin cay cao, t o l n bd h i thdng chdng b l n g d y go nhd, ehju luc y l u , lai khdng dUpc gilng neo chac chin theo phUOng ngang nen rat de g l y m I t dn djnh. Tai cle vj tri d u thang (noi cac d y chdng ti vIo mat nghieng), khdng cd b i l n phlp cd djnh diem ti n l n d y chdng r l t d l bi trupt.
Khi mdt cdng nhin trUdt chin nga, va cham v I o d y chdng l l m sip toan bd gian g l l o v l cdp pha chdng dd phan mai tum d u thang t i n g 5, khien be tdng mdi do v l edt th^p bj k^o vdng, sap xudng gly sued.
Sup dSgidn gido tai Lotte Mart Binh Duang
NGUYEN NHAN Si; C6
Trong tat c l d c trUdng hpp, gian g i l o hau h i t khdng dupc tinh toan khi t h i l t k l , b i n ve thiet k l ehi mang tlnh nguyin tic, die biet II hlu nhu khdng cd ndi dung tfnh toan mde dd dn djnh v l k h i nIng chiu lUc cOa k i t d u giln gilo. CIc b i n ve thiet k l g i l n gilo, cdp pha trong bi|n p h l p thi cdng dinh kem hpp ddng thi cdng xly dUng ehi mang tfnh hinh thdc, hlu nhU khdng dupc chd d l u tu, d e nhl t h I u sddung trong q u i trinh nghiem thu gian giao
v l cdp pha thUe t l trong q u i trinh thi cdng. CIc tlnh t o l n ve kha nang ehju luc v l on dinh cda giln giao quy dinh trong tieu chuan ky t h u l t khdng dUdc sd dung khi thiet ke gian gilo, ehlnh vl vly hau h i t nhdng eau tao lien ket d l dam b i o tinh dn djnh cda h i thdng gian giao deu bj t h i l u sdt va dly eung chinh la nguyen nhin dan den sU cd sap do giln gilo.
Vat lieu c h i tao gian gilo khdng theo quy d c h cu the, dac biet II viec sd dung elc loai v l t lieu nhu tre, go cd klch thude khdng ddng dlu,... khdng dupe tinh t o l n , t h i l t ke cho phu hpp vdi ehdng loai vat lieu theo quy djnh;
l i p dat khdng tuIn thu d c quy dinh trong tieu chuan ky thuat nhU l i p dat cly ehdng trln mat phang nghieng hole tren nen dat chua dUdc l l m chat dn djnh; sd dung v l t lieu lap dat thanh ehdng, gian gilo khdng ed trong t h i l t ke hoac ehua phu hdp, khdng dung quy d c h , chung loai da neu.
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Khdng kiem tra chat che trong qua trinh lap dat cung nhU nghiem thu he giln gilo trUdc khi dua vIo sd dung.
Wee kiem tra trong q u i trinh thi cdng v l khi k i t d u cdng trinh ehua dii k h i nang ehju lUc cung khdng dUOc chu trpng. Cdng t i c kilm tra giln giao, cdp pha thUc hien thieu t o l n diln, chCi y l u chi tap trung v I o kilm tra ben vdng va dd dn djnh cue bd cua gian gilo. Kilm tra, nghiem thu khdng d n cd vao d c t i l u chuan va bin ve bien phlp thi cdng thuc t l , k i t q u i kilm tra ehl neu ehung ehung trong blen b i n nghiem thu la giln gilo, cdp pha dn dmh v l d i m b i o klch thude hinh hpe. Trong qua trinh thi cdng, cdng t i e kiem tra thudng xuyen he giln giao khdng dupe thue hiln, dan d i n viec nhilu he giln giao bj suy glim k h i nang chiu t l i hole mat an toan nhung da khdng dupc phIt hiln kjp thdi; chit t l i tren giln gilo khdng dung quy trinh hole VUdt t l i trpng cho phep trong q u i trinh thi cdng,...
Cdng nhan lap dat gian g i l o chu y l u theo kinh nghiem, lap dat khdng theo t h i l t k l va cle quy dinh hien hanh.
1. Tdng cUdng cdng tdc qudn ly chdt luang cua cdc nhd thdu xdy dUng nhdm ddm bdo an todn eho ngudi vd chdt luang cdng trinh xdy dung
a) Odi vdi cdng tdc thiet ke Viec t h i l t k l , tinh t o l n k i t d u g i l n gilo phli dupc thuc hien theo ddng quy djnh tai Quy chuIn xly dung Viet Nam (ChUdng 17) va cae tieu chuan:
TCXDVN 296:2004- Giln giao - Cac y l u d u v l an toan, TCVN 4055:2012 - To ehdc thi cdng, TCVN 5308:1991 - Quy pham ky thuat an toan trong xly dUng va cac lieu chuan khIe lien quan; phe duylt t h i l t ke va bien phlp lap dat, trong dd can luu ^:
- Cle loai gian giao sd dung trong xly dung phai d i m b i o yeu cau v l thiet ke, cau tao, lap dUng, van hanh, thIo dd ghi trong hd so ky thuat v l hd chilu eCia nha ehl tao. Khdng duac l i p dung, sd dung hoac thIo dd loai g i l n gilo khdng du nhdng tai l i l u neu tren.
Cae bd phan dijng d l l i p dat giln gilo phll phu hpp vdi hd so ky thuat vh nhdng quy djnh cua tieu chuan nly, b i o d i m d c yeu d u v l cUdng dp, kleh thudc v l trpng lUdng. Giln giao phli dupe t h i l t k l va lap dUng du chiu luc an toan theo t l i trpng thiet ke.
- Rilng ddi vdi giln gilo he khung dd go duac d u tao td d c khung gd hinh tam giac la phIn ehinh cua ket d u tong the. Thdng sd t h i l t k l nhd nhat quy dmh trong blng 1:
Giln giao phli dii k h i nang chiu lue m l khdng bj p h i hoai bdi t l i trong b i n t h i n va it nhlt bdn l l n t l i trpng tinh t o l n . Cae t i l trpng Idn nhat dupc phan loai theo mde nhU sau:
+ Tli trong nang: Ap dung cho g i l n g i l o mang t l i trpng cdng t i e 375Kg/m^ dung xay gaeh, da, cdng vat lieu dat tren san cdng t i e .
+ Tli trpng trung binh: Ap dung g i l n g i l o mang t l i trpng cdng t i c 250Kg/m^ dOng cho ngudi v l vda xay t r i t .
> X(5tV DUNS & DO TH! 5 5
(San gido phai du khd nang dvukx B i n g 1. Thong so nho nhat cho gian giao
he khung d d go
Tffl trong 125 kg/m^
: Cac bd phan Kich thudc (m)
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O,05x0,10hoac0,05x0,15 • 0,05x0,150,025x0,15 0,05x0,10 0,025x0,15 0.025x0,15 0,9 den 1,0 1,0 Kich thude tilt dien:
-Cac thanh chong ddng - Cac thanh r>gar>g - CIc thanh gilr>g -Tru lan can -Thanh chin giOa -Thanh chin chan - Chilu cao lan can - Chilu rdng khung dd
Idn nhat I - Nhip gida cae thanh ddng 2,4m (td tim den tim) |
fCTiu thich: Bdng 1 ktmng dp dung doi vdi bdn gido) + Tli trpng nhe: Ap dur^ cho gian giao mang tai trpng cdng tac 125Kg/m^ dur>g cho ngudi va dung cu lao dpng.
+ Tli trpng dac biec Ap dung gian giao mang tai trpng dac biet cung vat lieu kem theo.
- Ddi vdi don vj san cdng tac
+ Yeu d u vi t l i trpng do ngUcri: Tai trpng t h i l t k l cho san cong tie dupc ti'nh toan tren cd sd mdt hay nhieu han mot ngudi cd trpng lupng 75 Kg va 25 Kg dung cu cho moi ngudi. Moi dem vi san cdng tac phli du k h i nang dddupc it nhlt mot ngudi theo quy djnh.
+ Cae yeu d u v l t l i tnang phan bd: Moi don m sin cdng tac tai vi tri thich hpp, phli thiet ke va lap dUng mang tai trong phan bo xen ke vdi tai trpng do rtgUdi.lai trpng phan bd vd tai tn?ng do r>gUdi kiidrig tinh toln tac dung dong thdi n i l d n dung td hop ban che tdi da de thiet k l sin cong tac phu t>pp.
- San c6r>g tac phli chac chan, bao dam ehju duoc tai trpng tinh toan. Vat lieu dupc \ua chpn lam san p h l i cd du cudng dp, dap dng d c yeu d u thue t l , khdng bj an mon hoa hpc va chong dupe xlm thuc cua khi quyen. Luu y tnidng hop sd dur>g van go:
+Cac van go phli Awe thiet ke sao (ho dp vong d ^Qa nhip theo tai trpng tinh toan khdng vupt qua 1/60 nhjp ^an ^ a a
+ Nhjp Idn nhat cua van go dUOc quy djnh theo thilt ke v l nha san xuat tren eo sd ti'nh toan do tin cly doi w j van san g a
+ Van go d n dung d nhdng noi cao rIo va luu thdi^
khOTig khi t d t Neu van sd dung cdn tdi hole trong dlS|
kien am thi viec tinh t o l n dng suat va kilm tra phll k l d f t i dp am cua go.
+ Chieu dai va chieu rdng cua d c van v l san cdng tie che tao sin theo quy djnh d Islng 2:
Bang 2. Quy each, tai trong t i n h toan cua v I n va san cong tac che tao s i n San p h a n
che tao san Van 9 6 CO khung S^ngiao V s i c o d a m
San dam dinh hinh
I S trong tinh toan (Kg)
110
220 220 330
Chieu ddi Icff) nhat (m)
7,2
9.6 IZO l i O
C h i ^ r d n g Chieu rdng tdn n h l t (m) nh6nhSt(n4
0,5
0 3 0,75 0.90
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OJ Oi 04
- Yeu d u ve lan can an t o l n :
+ Phai lap dat he thdng lan can b i o ve tai tat d mat hd va phan eudi cua cac san cdng t i c cao hem 3,0m so vdi mat dat hoac san nha, trd d c trudng hpp sau: Trong khi lip dung hoac t h I o dd gian giao; khi gian giao dat trong nhl, tai dd loan bd dien ti'ch n l n dat g i l n gilo dUOC bao tUdng xung quanh, khdng cd mat hd hoac d c 16 san thing nhU thang may hay thang bd; khi sd dung cle dly b i o hp vl d l y an toan cho ngudi ddi vdi g i l o dam tieo, g h l ngdt tieo, gian g i l o k i l u tiiang; khi sd dung d c kilu thang ddng t u d o dd gian giao.
-1- Ld hdng d san cdng tac de len xudng phli cd lan can an t o l n d d ba phia, trong mot sd trudng hc^ d n phii c l n l p day chle chin.
+ Tay vin lan can phli ed chilu cao t d 0,9m d i n 1,15m so v ^ mat sin. CIc tru dd he lan can dat d c h nhau khdng q u i 3,0m.
- Giln giao, gia dd gan d c hd dao, dudng di, gan pham - vi hoat ddng cua d c may true phli ed b i l n phap d l [rfidng d c vach hd dao bj sut Id, hoac cac phuong tien van chuyen va cham lam do, gay gian gilo, gia dd.
b) Doi vdi cong tdc Idp dot gidn gido ' Cdng tdc khdo sdt trudc khi Idp ddt Trudc khi tien hanh cdng tacxay dung vaphlddtrong ; d c d i l u k i l n cd r>guy ca mat an t o l n cao, khd ed the loai trir bang d c phuong tien may mde thi phli kilm tra va phli bet sdc d n than trong thao tac CIc d n bp ky thuat d n tien hanh khIo sat cac dieu kien cdng trudng d l xac dinh nhdng nguy CO mat an toan cd t h i gap khi l i p dung v l t h I o dd giln gilo. Cdng t i e khIo sit phli bao gdm nhdng budc sau:
- Khao sat Idi di lai va di chuyin an toan: Dien ti'ch lam viec, Idi di bd, Idi di cua d c phuong tien xe cd v l dudng ray
5 6 H O C V I ^ N C A N B O Q U A N L Y X A Y D M N G /A90THI
Cdn chu trong khdo sdt trudc khi Idp dat gidn giao can trye v.v...; d c d u thang leo, thang
bd v l elc thiet bj nlng; b i o ve cle Id san. Id m l i (nhdng lo hdng khdng ed mli che); chilu sang (cl d i n b i o ve va den chieu sang cdng t i c - ban dim).
- KhIo sit ve d c phuong tien giao thdng; OUdng s i ; khdng gian quay xe, khdng gian bai do xe; bai kho vat lilu v l bai dd v l t t u (kho b l i va bai dd vat tu); d c bien bao, ehl dan tren elc dudng dl cua xe cd; b i o dUdng v l sda chda ele phuong tien, thiet bj.
- Sd dung va djch vy: Noi dat d c cdng trinh tam; vj tri va biln bao chi dan d c dUdng dly cao the (chi din blng d i n hi^u, bien b i o hole lap d e bane ngIn chin tilp xdc); elc khu ve sinh v l ndi udng nude.
- K l hoach cdng tac an toan: MO b i o hiem, day neo v l day deo t h i t lung an t o l n , kinh b i o hd, gIng tay, d c quan l o b i o hd lao ddng, ijng v l nhdng phuong tien khIe...; l i p so dd, ke hoach tdng myc cdng viec theo t i l n dp thdi gian, d l tranh itn tic, ehdng ch6o (sodd PERT); l i p dung sin tam, ludi an t o l n v l gian gilo tam thdi d noi can thilt.
- CIc phuong t i l n l l m vi^e: Khdng gian, t h i l t bj nhU d n d u , t h i l t bj nlng, mIy vIn thang, d u trye, xe tai, d c t h i l t bi d l y neo.
- Cac dung ey - thiet bi: Sda chda, b i o dU5ng v l kilm tra giam sit, kiem tra, cung dng d c dung cu eho tdng cdng viee.
- Cdng nhan v l ddi trUdng: Hop ddng cdng vISc, tSp huln v l gilm sat, sd lupng cdng nhin, d c tai lieu hudng dan duy tri sU an t o l n .
- Lip d e quy djnh, sda ddi lai elc dieu kien va hoat ddng mIt an toln,
- Xd ly d p cdu v l y te.
• Cdng tdc Idp ddt
Phli tuIn thu t h i l t k l , ehi dan ky t h u l t va d c yeu d u khac ci^a ehCi dau tutheo ndi dung eCia hpp ddng v l quy djnh cua phlp luat cd lien quan, trong do luu y:
- Khdng dUde sd dyng giln gilo trong cac trUdng hpp: Khdng dap dng duac nhung yeu d u ky thuat v l dieu kiln an toan lao ddng quy djnh trong hd sP thiet ke hoac trong hd chieu eda n h l che tao; khdng dung chde nang theo tdng loai cdng viec; cle bd phan cda giln gilo cd biln dang, ran ndt, mdn ri; khoing elch td mep bien gidi han cdng t i c cua giln gilo, g i l dd tdi mep bien lien k l cua phUdng tien vIn t l i nhd hdn 0,60m; d c cot hole khung chin gilo dat tren nen kem dn dinh (nen dat y l u , thoat nude kem, Idn qua gidi han cho phep cua t h i l t kl...), cd
k h i nlng trUpt Id hoac dat tren nhdng bd phan hay k i t d u n h l khdng duaz tinh t o l n d i m b i o ehju lUc dn djnh cho ehinh bd phIn, k i t d u v l cho edt giln gilo^ khung dd.
- Ddi vdi cdng tie l i p dUng: Khdng dupc lip dung, thIo dd hole lam vile tren giln gllo khi thdi tilt xau cd gidng td, trdi tdi, gid manh t d e l p 5 trd len; ehl sd dung nhiJmg gian gilo dupe ehl tao dim b i o chat lUdng, d i p dng yeu d u ky thult quy djnh; chan ciia cac gian giao phli vdng chac va dCi khi nang ehju dupe t l i trong tinh t o l n Idh nhlt.
Cae dd vat khdng ben nhU thung go, hop de-tdng, gaeh vyn hoac cle khdi tu do, khdng duoc ddng llm chin d l dd giao; d c edt hoac khung chin gilo phli dupe dat tren nen da dupe tinh toan dim bao ehju lUc va dn dinh eho gian gllo; cae edt chdng, chan gilo hay thanh ddng cua gian gilo phli bio dim dat thing ddng cung nhU dupe gilng, liln kit chat vdi nln d l ehdng xoay va djch chuyen; khi lip dUng, sd dyng hay th^o dd gian gilo d gin dudng day t i l dien (dUdl 5m, ke el dudng day ha the) can phli ed biln phap dam bio an toan ve dien cho cdng nhin va phli dupe sU ddng y cua cd quan quIn ly dien v l dudng dly (ngit dien khi dung lip, ludi che chan,...).
- Quy dinh sd dyng: Khdng dupe x i p t l i len gian gilo vUpt qua tai trpng tinh t o l n . Nlu sd dyng g i l n giao e h l tao sin phli tuan theo chi dan eCia nha ehl tao; khdng eho phep gian giao di chuyen ngang hoac thay ddi ket d u he gian giao trong khi dang sd dyng, trd elc gian giao dupe thiet k l dac biet d l sd dyng cho yeu elu tren;
Khdng cho phep ngudl, v l t lieu, dung eu cam tay hole elc t h i l t bj khac len san cdng t i e khi giln giao dang di chuyen; khi llm vile ddng thdi tren hai sin thi vi tri gida hai san nay p h l i ed sin hay ludi b i o ve. Khdng dUde llm vile ddng thdi tren hai sin cdng t i c trong eung mdt khoang ma khdng cd bien phlp dam b i o an t o l n ; khi sd dyng giln gllo di ddng phli d i m b i o dn djnh thIp trong khi di chuyen gian giao di ddng. Tren dudng di chuyen
1 XAV DyNG & D d TT^ 5 7
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(^lai khdng cd vat d n tid hay chat lieu tran lam trUpt chan gilo; thang dupe dinh vi chac chan, khdng l l m xe djch giao. NgUcri len xudng thang phai dung hai tay d l bam chat vao k i t d u va khdng de dau md hay bun dat dinh vao tay, giay dep. Khdng dupe sd dung cac thanh giang xien lam phuong tien len xudng gian giao; tiong q u i trinh thi cdng do be tdng: Khdng tap ket lucmg kSn be tdng tai ciing mot vi tri tren gian gtao, khdng de d c t h i l t bj gay t l i trpng ddng Inh hudng den sU lam viee on djnh cua he thdng gian giao; cle ldi di lai ducn' gian giao phli cd che chan va t>ao ve phia tren dau ngUdi. Ndi cd ngUdi hoac phUcmg tien qua lai, piiai cd bien bao hieu rd lang, dung iBO chan twac d n g day gidi han khu vUe gian g i l a
- Ddi vdi cdng tac thao dd gian gilo:Thao dd gian giao [:^li t i l n hanh theo chi dan cua t h i l t k l hoac nha dhe tao va bat dau txi dinh gian giao; d c iDp phan va lien k i t da thao rdi phai ha xudng an toan, khdng de rcfi tU d a Phli duy tri sU on dinh cua phan gian giao chua thao dd cho den khi thao xong; tiong khu vyc dang thao dd, phli cd rao ngan, b i l n d m ngUdi va phUcR>g tien qua lai. Khdng thao dd gian gilo bang d c h giat do.
c) Doi vdi cdng tdc Idem tra, nghiem tiiu viec idp dot vd khai thde, sUcdung gidn gido
* Cdr}g tdc nghiem thu Viec kilm tra toan bp he thdr>g gian giao phai dupe thUc hien tn/dc khi dua vao sd dung, ITOIKJ do luu y:Tat d d c d p sai thep, d p spi tong hpp, mde treo, mde neo, san cdng t i e d c thiet bj nang, thilt bj chdng rai, nga va d c diem neo, dilm lien kit, deu phli dupe kilm tra tn/dc moi lan lap dung; giln giao, gia dd cd dp cao den 4m chi dupe phep dua vao sd dung sau khi dupe can bd ky thuat nghiem thu va ghi vao nhai ky thi cdng, cao tren 4m thi chi dupc phep sddung sau khi dupe nghiem thu theo quy dinh ve quIn ly chit lUOTig. Trong thanh phan tham gia nghiem thu phli cd d n bo chuyen trach an toan lao ddng cua dOn vj thi cdng; ndi dung nghiem thu
dupe can cd vao yeu d u ky thuat cda t h i l t k l hoac chdng chi xuat xudng cua gian giao, gia dd va d c quy ^ n h khac trong phan nay. Can luu y kiem tra tlnh dn djnh cua nen, cae mdi noi, lien kit, san cdng tag bien phap an t o l n lao ddng khi lam \nec tren cao va khi sddung dien.
* DOT vdJ" cdng tdc idem tra Hang ngly, trUdc khi lam viec, d n bp ky thuat phai kiem tra lai tinh trang cda tat d d c bd phan k i t d u cua gian giao va gia dd. Kilm tra xong, ghi chep k i t qua kiem tra vao nhat ky, n l u d i m bao an toan mdi 6e cdng nhan lam viec Trong khi dang lam viec, bat ky mdt cdng nhan nao phat hien thay tinh trang hu hdng cua gian giao. g>l dd cd the nguy hiem, phai ddng lam viec va bao d o d n bd ky tiiult b i l t de tien hanh sua chda, bd sung. Sau khi sda chOa, ghi nhlt ky xong mdi dupe de cdng nhan trd lal lam viec Khi n g i ^ g thi cdng tren gian giao, g i l dd mdt then gian dai (tren mdt thing], mudn tiep tuc thi cdng trd lai d n kiem tra va nghiem thu lai theo trinh tU.
* Cdr^ tdc bdo tn
Phli kilm tra dinh ky khung va phu kien cua gian giao dng thep c h i tao sin. NhiJTng bp phan hU hdng hay bj mdn d n dupe thay the. Cong t i e b ^ tri phai dUde tiln hanh trUdc khi sd dung; bat ky mdt bd phan cd dau hieu lidng hoc hoac true trac deu phai tiiay the; mpi bd phan cua he gian giao phli dUde bao tri va sddung dung quy trinh theo hudng dan cua nha che tao.
*Bdo tgo. hudn luyen Cdng nhan lap dUng, t h I o dd gian giao p h l i qua dao tao, tuan thd cac yeu d u cua quy trinh va dupe trang bi day du d c phUcmg tien b i o hp lao ddng.
2. Chu dau tu xdy dUng cdng trinh cdn:
a) Tdchdckiem tra cdng tac lap dat he thdng gian giao cua nha t h I u theo thiet k l da dupc phe duyet Djnh ky hoac dot xuat td chde k i l m tra viec lap dung he gian gilo trong qua trinh thi cdng x l y dUng.
b) Kien quyet tam difng thi cdng va yeu d u nha thau khac phuc khi
phat hien dau hieu vi pham elc quy djnh lam mat an toan cda giln giao, xd ty hoac bao d o co quan cd tham quyen xd ly theo quy djnh tai €Hlu 24, Dieu 29, Dieu 46 cua Nghj ^nh 15/2013/N£)-CP ngay 05/02/2013 cua Thu tudrig Chinh phu ve QuIn ly chat
\ugT\g cdng trinh xay dUng; Dilu 5 vl Dieu 8 cua Thdng tU sd 22/2010/n- BXD ngay 03/12/2010 cua Bd trudng Bd Xay diAig Quy dinh ve an toan lao ddng trong thi cdng xay dUng cdng trinh va tat d c Thdng tU hudng dan khac da ban hanh.
3. Tang ettitng qudn ly Nhd nUdc ve chdt luang cdng trinh xdy dung
a) Sd Xdy dung vd cdc Sd cd quIn ly cdng trinh xay dung chuyen nganh cua d c dia phUdng d n tang cUdng cdng t i c kiem tra v l yeu d u tam ddng thi cdng, xd ly nghiem d c chd dau tU va d c nha thau xay dUng vi pham cle quy djnh lam mat an loan cda gian gilo. Bao d o v l Bd Xly dUng thdng tin nha thau vi pham nghiem trpng, de xay ra sU cd do khdng tuan thu cac quy dinh v l dam bao an t o l n cua gian giao tren ^ a ban.
b) Cue Gidm dinh Nhd nude ve Chat lupng cdng trinh xay dUng - Bd Xay ditr\g phoi hdp vdi d c cd quan, dcoi vi lien quan to chde hUdng dan, husit luyen va phdi h ^ kiem tra cdng tac quIn ly chat lUcmg nham d i m bao an t o l n he gian giao trong qua trinh tM - cdng x l y dUng tren d c cdng trinh.
4. Bo sung, hodn chinh cdc MBI;^
bdn quy pham phdp ludt vd qaf'' pham ky thudt lien quan din dim bdo an todn cua hi gidn gido:
a) Bo sung cac quy ^ n h v l viec kiem tra, nghiem thu san phIm thi^™
ke, ti'nh toan, l i p dat v l sd dung h i | g i l n giao vao trong d c van ban mif^
pham phap luat
b) Chuyen dich nhiirig ndi dung quan trpng cda TCXDVN 296:2004 - Gian gilo - CIc yeu d u ve an toln vao trong Quy chuan xay dUng Viet Nam.
'Cue Gidm dinh NN vi Chdt /cftMi CTXD-BdXdydi
5 8 HOCVENCANBOQUANLYXAYEXJNGVADOTHJ
