Cac bien phap an toan lao dong khi thi cong phSn than cong trinh TS Ta Van Phan Trucmg Cao dang xay dung so 1 Cdng nghe xay dung p h i t trien dem lai Ipi ich tol da cho chii dau tU, n
Trang 1Cac bien phap an toan lao dong
khi thi cong phSn than cong trinh
TS Ta Van Phan Trucmg Cao dang xay dung so 1
Cdng nghe xay dung p h i t trien dem lai
Ipi ich tol da cho chii dau tU, nha thau va
ngUdI sir dung s i n pham xay dung Tuy
nhien di ciing vdi cic cdng nghe dd cung can
ddi hdi cd c i c bien p h i p an t o i n lao ddng tUdng
xUng.Tai nan lao ddng trpng linh vUc x i y dung
(cdng trtnh d i n dung, cdng nghiep, giao thdng)
van d mute rat cao c h i l m k h o i n g tren 50% tong
sd vu tai nan chet ngudl Nguyen nhan dan den
tai nan l i do vl pham quy trinh, khdng cd bien
p h i p an t p i n ve sinh lap ddng Trpng thi cdng
p h i n t h i n cdng trinh bap gdm nhieu phan viec
nhu thi cdng cdt, dam s i n , xay tudng va h o i n
thien cdng trinh, Cac phan viec nhu vay lai
bao gdm nhufng cdng viec chuyen mdn nhu
gia cdng v i l i p dung cdp pha, cdt thep, do be
t d n g , Nguy cd x i y ra tai nan lao ddng trpng
c i c cdng viec chuyen mdn l i tuong ddi nhieu
Do dd ngudi l i m viec can nam dupc cic bien
phap de phdng tai nan khi thi cdng phan than
cdng trinh
Ndi dung bai b i p se 6e cap tdi cic nguy co
gay tai nan lap ddng v i bien phap d l phdng
chil y l u trong cic cdng viec: gia cdng cdp pha,
lap dung va t h i o d d cdp pha, gia cdng cdt thep,
l i p dung cdt thep, van chuyin, do dam, b i o
dudng be tdng va l i p ghep cic cau kien
1 Bien phap ky thuat an toan trong cong
tac cop pha
1.1 An todn khi gia cong cop pha
- Phin xudng che tao cdp pha p h i i dat xa
c i c p h i n xudng, n h i m i y de g i y chay, p h i l cd
ndi quy chap hanh nghiem ve phdng v i chda
chiy
- Khi l i m viec vdi m i y cUa, m i y bao p h i i
d i m b i o quy t i c an toan, cd CO cau che c h i n ,
c i c phuong tien b i o hd c i nhan (kinh, gang tay,
giay, quan ap gpn ging )
1.2.An toin khi lip di/ng cop pha
- Tai nan thudng gap trong cdng t i c t h i o
l i p cdp pha la n g i tir tren cao xudng hoac do
mdt bd p h i n ciia gian d i o , cdp pha gay, do,
dung cu d t r i n cao rdi xudng hoac dinh ddng
tren cdp pha bj trdi ra
- Khi dung l i p cdp pha nhieu tang thi tang
dudi p h i i cd djnh chic chan mdi dung tang
- Cdp pha ciia k i t cau cao hon 8m so vdi mat dat thi p h i l cd san lam viec, s i n p h i i cd chieu rdng >0,7m va phai cd lan can c h i c c h i n
- Cdp pha treo diing d l due tran be tdng cdt thep (BTCT) p h i l dupc cd djnh vao khung thep
d i dupc lien k i t chac chan
- Khi cdng trinh cd tudng bang BTCT thi cU 1,8m chilu cao can cd mdt san lam viec
-Trudc khi do BT p h i l k i l m tra can than c i c
bd p h i n , mdi ndi lien k i t Chi dupc dat v i t lieu, dung cu va sd ngudi dUng tren cdp pha theo
t h i l t ke
1.3 An toan khi thio ddcop pha
- Khi be tdng d i m b i o dii thdi gian, dii
cudng dp mdi dUpc thao d d cpp pha
- Khi t h i o d d da g i i o , cop pha ciia k i t cau phufc tap p h i i t u i n theo mdt trinh t u n g i t nghep ve thU tU t h i o dd, d i m b i o dung ky thuat
- D i m bao an toan d l phdng trudng hpp cd
tam van rdi tif tren cap xudng gay tai nan l i m gay dan g i i o , hdng cdp pha
- Ngudi d d cdp pha p h i i cd that lung b i o
hp lao dpng, dUng tren dan g i i p cd lan can chac
c h i n
- Cic dung cu diing de t h i o d d cdp pha
p h i l de gpn gang tren d i n giap, khdng dupc nem, vift tif tren cao xudng Nghiem cSm ngUdI khdng phan sudi lai dudi vDng thao ddcdp pha
- Cdp pha t h i o ra p h i i dUpc can cau dUa xudng hoac dung puly, tdi, c i p dUa ha dan dan, nhe n h i n g xudng dat khdng nem hoac trupt xudng, cdp pha p h i i dupc x i p t h i n h tirng ddng theo tUng loai Chii y sU an t o i n khi l i m viec dudi viing hoat ddng ciia can true
2 Bien phap ky thuat an toan trong cong tac cot thep
2.1 An toin khi cao ri cot thep
- Khi cap n cho cdt thep bang thii cdng hoac
khi keo cdt thep tren c i t p h i i cd gang tay, kinh phdng hd va khau trang
^
Hinh 1 Thkong phan than cong
Trang 2p h i i che chan kin, cd r i o bao va b i l n b i o cdng
nhan p h i i cd quan ao, gang tay, g i i y kinh
- Khi cao ri bang may phai cd thiet bj che
chin bd p h i n truyen ddng, trudc khi thao t i c
p h i i kiem tra c i c buldng (ve dp ben va k h i
n i n g each dien)
2.2 An toin khi cit cot thep
a.Khi cdt bang mdy
- Trudc khi cat p h i i k i l m tra may, vj tri ciia
ludi dao, dau md
- Khi cat p h i i gia chat cdt thep, khi ludi dao
lul ra mdi dupc cho cdt t h ^ p v i p
- Khi cat cac cdt thep n g i n p h i l diing kim,
kep de dua cdt thep v i o
- Khdng dUpc c i t cdt thep cd d i e tinh co
hpc vupt q u i tinh n i n g cua miy
- Sau khi c i t xpng p h i i diing ban c h i i Idng
d l quet vun sit
b.Khi cat bang tay
- Ngudi giU vam va ngudi danh bua p h i l
diing dang c h i n thatvUng, t r i n h nhirng ngUdI
dUng xung quanh Biia diing p h i i cd c i n tdt, tra
chic chan, t r i n h dau biia bj v i n g ra khi dang
danh biia g i y tai nan
2.3.An toin khi uon cot thep
- Neu udn thii cdng thi khi thao t i c phai
dufng vifng, glU c h i t vam, diing lUc tif tif udn
theo gdc dp b i n ve thiet ke yeu cau Khdng
dupc udn cdt thep to d tren cao hoac tren gian
giao
- N l u udn cdt thep b i n g may thi trUdc khi
thao t i c p h i i k i l m tra cac bp phan ciia may,
p h i l cho chay thir trudc khi thao t i c Trong qua
trtnh cat ngudi d i l u k h i l n m i y p h i i t u i n thii
cic quy tac an t o i n , t i p trung chu y quan sit,
nSm vflng tinh nang ky t h u i t cua may, khdng
sufa miy, thay dau md khi dang thao t i c , d i m
b i p an t o i n dien, p h i i sir dung cac dung cu b i o
h d c i n h i n
2.4.An toin khi hin cot thep
- D i m b i o dien i p khi han l i 60 + 65V, cac
m i y han khdng dupe diing chung mdt cau dao
c h i n tdt M i y h i n can p h i i cd d i y ndi dat, trudc khi h i n can k i l m tra s uc ic h dien ciia d i y va kim
h i n , cac dung cu va day dien p h i l bpc trong dng cao su
- Cic thiet bj han khdng dupc ndi true tiep vdi mang dien, khi ngUng hoac dieu chinh ddng dien han p h i l cat ngudn dien
- Khi h i n hd quang p h i i chu y chdng t i e hai ciia tia bflc xa han
- Noi l i m viec ciia t h o h i n nen bd tri rieng biet, p h i l che chan, son mau xanh de giam i n h
s i n g p h i n xa
- Budng lam viec cua m i y h i n ddi dau p h i i lam bang vat lieu chdng chay
2.5.An toin khi dung lap cot thep
- Khi chuyen cdt thep xudng hd khdng dupc
q u i n g , p h i i chp trupt tren m i n g nghieng cd
d i y budc
- Khi dat cdt thep cdt, tudng t h i n g diing cap tren 3m thi cU 2m d i t mdt ghe giao cd chd difng rdng tren I m cd lan can rdng tren 0,8m, lam viec phai cd d i y an t o i n , p h i i di g i i y chdng trupt
- Khi dat cdt thep p h i i dUng tren s i n cdng
t i c Khi dieu chinh hay cd dinh phan dau ciia khung cdt thep p h i l cd cic thanh chdng tam
- Khi budc v i han c i c k i t cau khung cdt phai dflng d g h i g i i o rieng
- Khdng d l cdt thep q u i g i n noi cd day dien Iran.Nlu cd d i y dien di qua chd d i t cdt thep p h i i d l phdng bj dien giat
- Khdng dupc dflng, di lai tren he thdng cdt thep khi dang dung l i p hoac da dung xong khi khdng dupc phep
- Khuan v i e v i van chuyen cdt thep p h i i sfl dung c i c phuong tien b i o hd
3.Ky thuat an toan trong cong tac van chuyen, do, dam va bao dudng be tong
3.1 Bo tri nai lam viec
- Dudng dl lai, khu vUc lam viec p h i i khd
r i p , dudng van chuyin khdng bj vfldng, khi dung v i n l i m cau len xudng thi c h i l u d i y v i n
Hinh 2.Lap dilng cotthep
> 4cm va ddng gd ngang l i m bac, khdng dung van muc
- Oil i n h sing khi lam viec vao ban dem v i duoc treo cao tai noi dudng di lai, cau thang len xudng, noi do be tdng, nhflng noi cam p h i i cd den b i o hieu nguy hiem
- Khdng dflpc leo theo giao len xudng noi lam viec, p h i l cd cau thang rieng chac c h i n va cich vj tri l i m viec > 80 cm Cam khdng dflpc hut thudc nghi ngpl tren g i i o
- Khdng dung gach, dung cu khdng d i m
b i o k e c h i n giao
- Noi do be tdng cao > 2m p h i i sfl dung
g i i n g i i o cd tay vjn
- L i m sin cdng t i c chac chan khi dd be tdng neu be tdng keo qua Id chfla d san, tran thi
p h i l day lai; khi nghi khdng dflng tren d vang, lanh td da t h i o vat chdng d dfldi; khdng ngdi tren mep van khudn dam de dam be tdng m i
p h i i dflng tren san cdng t i c v i cd day an toan
- Khi do be tdng tranh dl lai phia dfldi
- Dd be tdng noi cd dp ddc > 300 p h i i cd day an t o i n
3.2.An toan khi sit dung dung cu, vit lieu
- K i l m tra ky khi sfl dung dung cu, khdng
dung dung cu da hfl hdng, khdng vat dung cu hay trang t h i l t bj t f l tren cao
- Sau khi dd be tdng xong thu xep dung cu gpn g i n g va rfla sach
- Xi mang chdng < 2m (10 bao) khdng dfla vao tfldng ma de each 0,6-1 m de lam ldi di lai
3.3.An toin khi van chuyen be tong
- Bang t i l gdc nghieng < 200; Idp be tdng tren bang > 10cm
- Lam ve sinh dng bang cao su v i cic bd phan k h i c khi m i y ngflng lam viec
- Chi van chuyin vfla bang t h i n g t i l t f l dfldi len tren va h i t sfle han c h i van chuyin ngflpc chieu, t h i n g t i i chuyen ddng len xudng p h i i
t u i n theo tin hieu
- Thung van chuyin vflng b i n chac, khdng
dd ri, de ddng m d thung den pheu 66, khdng
dupc dua qua dau cdng nhan Tdc dp quay va len cao p h i i c h i m d i m b i o thiing be tdng ludn trong t u t h i dn djnh va cich mieng pheu k h p i n
1 m mdi m d day thung trdn
- Khi van chuyen vfla be tdng bang can true cam ngudi qua lai d phia dudi va cd den khi lam viec v l dem
3.4.An toin khi lam do be tong vi dam be tong
- Khi dd vfla be tdng d tren cao p h i i deo day
an toan va cd den khi thi cdng dem
- Cdng nhan san dam be tdng phai di ung cao su each nudc, cich dien, mac quan ao phdng hp, dep g i n g t i y , dpi mu cflng
3.5.An toan khi di/dng hg be tong
- Cdng n h i n cd sfle khoe, quen leo treo,
khdng bd tri ngudi thieu m i u v i phu nfl cd thai
l i m viec nay
- Khi tudi nudc cho be tdng n g o i i trdi nang
p h i i dpi mu, di giiy, dep day an toan
Trang 3Thiet bi van chuyen bS tdng p h i i duoc k i l m
djnh, duy tu, b i o dudng djnh ky va kiem tra
thudng xuyen
Khi sfl dung eau dudng di cua thiing do be
tdng khdng dUdc dl qua khu vUc cd ngUdi lam
viec ben dudi
Khi dung m i y bdm be tdng can chu y:
Cic dng be-tdng p h i i dupc cd dinh v i
p h i l lap dat thiet b| chdng xoay
- Khdng ai dupc l i m viec dudi can bdm be
tdng khi dang do be tdng
- Cdng n h i n dflng canh vdi phun v i ngudi
d i l u khien bom be-tdng p h i i quy djnh nhflng
tin hieu thudng dung de trao ddi trong q u i
trinh van hanh phudng tien
- Chin chdng p h i i dupc m d rdng d i n vj tri
chieu dai tdi da
- Xe bdm be tdng p h i l dflng d vj tri cd nen
dat on dinh
- C i n bPm be-tdng chi dupc dung de bPm
b#-tdng.Khdng dupc dung de nang vat n i n g
- Cdng n h i n khdng dupc dflng d dau ra cua
vdi be-tdng
4.Ky thuat an t o i n trong thi cdng l i p
gh6p
4.1.Nguyen nhan tai ngn khi thi cdng Up
ghip
Thi edng l i p ghep cd tdc do nhanh, g l i m
dupc sfle lap ddng, g l i m sd cdng n h i n l i m viec
tr§n cdng trfldng, tuy nhien khi thi cdng l i p
gh^p c i n chfl y de phdng tai nan thudng x i y
ra nhU: rdi, dd cau kien; roi t h i l t bj, dung cu lap
g h I p ; n g i cao; m i y mdc, cau true, thiet bj phuc
vu l i p ghep khdng h o i n chinh, hU hdng, dien
giat
4.1.1 Nguyin nhdn do thieu s6t trong thiet fee
ki^n trCtc, Ifet cdu
- Diing g i i i p h i p khdng dung vdi sU l i m
vi&c trong q u i trtnh thi cdng va sfl dung
- Xic djnh khdng dung t i i tac dung len
k i t cau trong qua trtnh van chuyin, cau lap, sfl
dung; sai sdt trong phuong p h i p tinh
- Chpn g i i i p h i p k i t cau, k i l n true khdng
d l cap tdi dieu kien an toan trpng thi cdng l i p
gh^p
4.1.2 Nguyin nhdn do thieu sdtiien quan den
chdt luang che tao cau kiin
- Sfl dung v i t lieu khdng dung chung loai,
chat lupng SP vdi thiet k l
- Gia cdng, c h i tap khdng dung v l kich
thfldc, vflpt q u i dung sal chp phep g i y khd
k h i n khi l i p dat d i l u chlnh
- Lien ket khdng d i m b i o chat Iflpng tai
mdi ndi
- Oat sai vi tri cdt t h ^ p chju lUc, b i o thep
chd, quay mdc ci'u
- Thieu n h i n ghi rd n g i y che tao v i trpng
lupng eau k i l n
4.1.3.Nguyen nhdn do thieu sot trong thiet ke
thi cdng
- Xac djnh khdng dung c i e thdng sd cau
Hinh 3.Lap ghep cac cau kien
l i p ciia cdng trtnh dan d i n q u i t i l , gay dd cdng trtnh
- Chpn cic thiet bj treo budc khdng phu hpp, xic djnh vj t r i , phuang p h i p treo bupc khdng dung l i m roi cau kien
- Khdng cd bien p h i p cd dinh tam thdi cac cau ki6n khi chUa cd mdi ndi vinh cflu
- Xic djnh trtnh t u l i p ghep chp caU kien khdng phfl hop vdi k i t cau, khdng d i m b i o dn djnh dan d i n do
- Khdng cd cic phUOng tien l i m viec tren cao (din g i i o , s i n thao t i c , day an t o i n ) g i y
n g i cao
4.1.4 Nguyin nhdn khi t/iUc hiin ldp ghip
tren cong tritdng
- Cdng n h i n vi pham quy trinh, quy pham
l i p ghep, khdng thuc hien dung cac bien p h i p
td chflc, ky t h u i t , bien p h i p an t o i n lao ddng
- Cdng t i c cd djnh tam khdng d i m b i o chat lupng dan hdng cau kien, t h i m chi cd the d i n tdi dd, s i p cdng trinh
4 J.5.Cdc nguyin nhdn khdc
- Ngudi khdng nhiem vu di v i p khu vUc
dang thi cdng l i p ghep;
- Cdng nhan chfl quan, ngUdI sfl dung lao ddng khdng cung cap d^y du trang bj b i o hd lap ddng chp ngudi lap ddng NgUdi lap ddng khdng sfl dung hoac sfl dung trang bj b i o hd lao ddng khdng dung each
4.2.Blen phdp phong ngiia tai ngn trong lip ghep
4.2.1.Ngdn ngCla tai nan do thieu sdt trong thiet kekien trCic, kit cau
-Trong q u i trinh t h i l t k l can p h i i tinh t o i n tdi t i i trpng p h i t sinh trong q u i trinh thi cdng
d l dua ra cic g i i i phap, cic chfl y, yeu cau c i n thiet trong qua trtnh thi cdng
4.2.2.Ngdn ngiia tai nan do thieu sdt lien
quan den chat luang che tqo cdu kien
O l t r i n h cau kien bj hdng, bj gay trong qua trinh van c h u y i n , cau l i p cung n h u t r i n h cac tai nan d i n g tiec x i y ra do chat IUdng cau kien can:
- Sfl dung v i t lieu dung chflng loai, chat lupng SP vdi t h i l t k l ;
- Gia cdng, che tap dung kich thudc;
- K i l m s o i t chat lupng mdi ndi;
- Can ed nhan ghi rd ngay e h i tao v i trpng lupng c i u kien;
- Nen d i t s i n thep d l mdc cau tren cau kl#n
d l t r i n h ndi lUc phat sinh trong cau kien khi cau vupt q u i k h i n i n g chju t i l cua c3u k i l n
4.2.3 Ngdn ngCia tai nan do thieu sdt trong thiet ki thi cdng
- LUa chpn thiet bi cau lap phu hpp cd tinh
toan mpi k h i nang cd t h i x i y ra trong q u i trinh thi cdng
- LUa chpn c i c thiet bj treo budc phii hpp, xac djnh chinh x i c vj tri, phUdng p h i p treo budc de khdng l i m cau kien bj hU hai trong qua trtnh thi cdng
- Phil cd bl#n p h i p cd djnh tam thdi cic cau kien khi chua cd mdi ndi vinh cflu
- Phil x i y dung trinh tU l i p ghep cau kien phu hpp vdi k i t cau, vdi thiet bj thi cdng va trtnh dp, tay n g h i cfla cdng n h i n
- Phil bd tri c i c phuong tien lam v i l e tren cao ( d i n giao, s i n thao t i c , day an toan) phii hop
4.2.4 Ngdn ngCia tai nan khi thac hiin idp ghip trin cdng trudng
a.Ngan ngfla tai nan do 161 thiet
- T h i l t bj chdng x o i n (chi tiet 2 cua d i y tdi p h i i lam viec chinh x i c , -Trpng lupng c i c vat dUpc na
hon t i i trpng lam viec an t o i n
- Khi n i n g cac vat d i i p h i i cd d i
i cau
6 dau tren
"hai nhd
Trang 4- Chin chdng cfla xe can true (chi t i l t 7) p h i i
dupc md rdng va ha h i t c h i l u d i i ; tdi da
- Xe can true p h i i dupc do tai vj tri can b i n g
va tr#n nen dat on djnh
-Thiet bj chdng q u i t i i cua can true (chi t i l t
10) p h i i hoat ddng chinh xic
- Biln b i p t i i trpng an t p i n (chi t i l t 11) p h i i
d i t tai can cau
- Mdc cau v i khda h i m (chi tiet 12) p h i i
hoat ddng tdt
- Khi c h i n chdng cua cau dat tren n l n di't
yeu, p h i i cd b i n thep ke ben dUdI (chi t i l t 15)
b Ngan ngfla tai nan do ldi thiet bj treo
budc
- Kilm tra thudng xuyen d i y trep va budc
t i i de p h i t hien c i e hUu hdng nhu hinh dang
bat thudng v i hien tupng cd vet c i t
- Khdng dung day don de treo va budc t i l
Men dung c i p (td hdp cac day ddn) d l treo v i
budc t i l
- Khi nang vat t h i len khdi mat dat, p h i i
tam dflng n i n g 6e k i l m tra va on djnh cfla v i t
the.Khdng dupc vfla nang vfla dl chuyin ngang
- Phil cd c i c m i l n g dem b i o vi day c i p
treo tai cic vj tri tiep xuc vdi gdc v i canh sac
ciia vat nang
- Gdc gifla hai d i y treo p h i i Idn hdn 60°
- Kilm tra c i e hfl hdng cfla mdc trep, dai v i
cic bd p h i n kim loai dl kem
c Ngan ngfla tai nan li§n quan tdi bien
p h i p cd djnh tam cac cau kien
Sau khi dUa cau kien v i o vj tri, trudc khi
thao mdc ci'u can cd djnh tam hoac vinh vien
cau kien d l t r i n h cau kien bj do, rdi Bien p h i p
cd djnh tam p h i i dupc tinh t p i n can t h i n , va
thi cdng chinh xac de ngan ngfla tai nan cd t h i
xiy ra khi:
- Cd djnh tam cdt v i p cdc mdng;
- Cd djnh tam cdt b i n g khung dan;
- Giing cd djnh tam cdt;
- Cd djnh tam d i n , t u d n g
d Ngan ngfla tai nan nga cao
- Sfl dung phflong tien lam tren cao (gian
giio, g h i , thang ) d l t d chflc chd di lai v i lam
viec an toan cho cdng n h i n
- Cung cap d i y an toan, giay chdng trflpt
day dil chp cdng n h i n
- Cam dflng len cau kien, bd phan chUa
dupc cd dmh chic c h i n : cam vdi tay ddn vat ci'u
cdn IP Iflng tren cap
4.2.5 Ngdn ngCla tai nan do cdc nguyin nhdn
khdc
- Phii cd ndi quy va hudng dan cho ngUdi
lao ddng v l an t o i n lao ddng trUdc khi lam viec
tren cdng trudng
- NgUdi sfl dung lao ddng p h i l cung cap
day du trang bj b i o hd lap ddng chp ngUdi lao
ddng, hudng dan kiem tra viec ngudi lao ddng
sOfdung trang bj b i o hd lao ddng dung each
- Phii dat b i l n cam ngudi khdng nhiem
vu dl v i o khu vue dang thi cdng l i p ghep tai
Nghiem cam cdng n h i n dieu k h i l n phuong tien khi dflng ngoai vj tri d l l u khien
- Phil bd tri ngudI dieu k h i l n bang tin hieu khi sfl dung can true
- Can cau khdng dupc lam viec khi cd gid t f l cap 5 trd len
- Khi dang cau, ngudi dieu khien khdng dupc rdi khdi phupng tien
5 Ky thuat an toan trong cdng t i c xay
5 I.Nguyen nhan giy tai ngn trong cong
ticxay:
5.1.1 Khoi xdy do:
- Vfla xay khdng d i m b i o chat lupng
- Vi pham quy t i c xay: d i t gach sai; mach vfla khdng no; x i y q u i c h i l u cao dpt xay; xay tudng 10 d i i , cao khdng bd tru
-Tudng mdi x i y gap mUa
5.1.2 Ngd cao:
- Do khi van chuyen vat lieu, l i m viec tren
cao khdng cd phuong tien lam viec tren cao vflng chic an toan nhU: g i i o ghe, g i i o ngoai,
s i n cdng t i c ; day an toan
5.7.3 Viphqm quy tdc an todn khi van chuyen
vgt lieu:
- Cdng n h i n tung gach, do vat lieu t f l tren
cao
S l.4.Vdt liiu, dung cu fir trin cao rai xuong
cho Idm viic, dudng di iqi phia dudi khdng cd sdn, li/didd
5.1.5.Cdng nhdn vi phqm ndi quy an todn lao ddng vd ky thudt lao ddng:
- Cdng n h i n di dflng, lam viec tren dinh tudng; l i m viec tren cao nguy h i l m khdng that
d i y an t o i n ; chat q u i n h i l u vat lieu tren s i n cdng t i c ; vdi tay khi van c h u y i n vfla, gach x i y len tren san cdng t i c cao q u i 2m
5.1.6 Nguyin nhdn tainqn trong viicsifdung
gidn gido
S.2.Blen phap an toin trong cdng tic xiy tucmg
Xem xet tinh trang mdng hoac phan tudng x i y trudc cung n h u c i c phuong tien l i m viec tren cao nhu: gian g i i o , kiem tra viec bd tri
v i t lieu va vj tri ngUdi cdng nhan l i m viec tren
s i n cdng t i c
- Khi x i y tudng, dng khdi cao p h i l cd r i o
n g i n theo chu vi c i e edng tinh cich tudng 1,5m
d l t r i n h dung cu, vat lieu xay dung rdi xudng
- Che c h i n nhflng Id tudng ttf tang 2 trd len
n l u 16 dd ngudl chui qua dupc
- Khdng dflng tren mat tfldng, khdng dua thang v i p tfldng mdi xay de len xudng
- V i t lieu dfla len cap p h i i diing thang t i i , tdi, can true
- Khdng nem gach bfla b i i xudng mat d i t -Trang bi c i c phflong tien phdng hd lap ddng nhfl; giiy, mu, d i y an toan, gang tay, ung
Khdng do mun r i e xay dung bfla b i i xudng dat nhat l i khu vUc dan cfl g i y d nhiem mdi trfldng, p h i i dflpc tap trung d l c h u y i n ra
b i i t h i i qui djnh
deo khau trang t r i n h bui
Thudng xuyen phd bien ve an t o i n lao dpng va ky l u i t lao ddng cho cdng n h i n , thep ddi budi tap huan v l an t o i n v i ve sinh lao ddng
- Cdng nhan lam viec tren cao phai cd sfle khoe tdt, khdng bj chdng mat, udng rUpu bia khi lam viec