Block Work Se,uence of )asic Job Steps - Acti*ity Concrete surface preparation
Potential Accidents or Ha$ards Personnel (njury due to Slip-"rip-/all
#is. #ating
#ecommended Safe Job Procedures
Eye and 'and injury due to c'ipping +or.
)arricade around foundation trenc' Ade,uate lig'ting to be pro*ided if +or. at nig't 0aintain 'ig' standard of 'ouse .eeping (nitial (nspection by 1or. s'op Super*isor and daily e,uipment c'ec. to be carried out #egular maintenance programme to be made and implemented to reduce any c'ance of repair 2perator s'all +ear dust mas.3 cotton 'and glo*es3 lig't eye protection and 2*erall Compressed air line to be properly rated for pressure in*ol*ed and fitted +it' +'ip%c'ec.s Dead man s+itc' is to be e,uipped +it' t'e air 'ose All large objects s'all be remo*ed by 'and Pro*ide s'elter and sufficient drin.ing +ater 4se goggles3 Cotton 'and glo*es and correct tools No 'ome made tools used
Setting out
Sur*ey e,uipment falls due to +ind or by 'itting *e'icle
!egs of t'e tripod s'all be +ell inserted into ground No acti*ity at t'e time of 'ea*y +ind3 sand storm Employ trained )an.s man - traffic controller
Preparation of cement mortar - 5rout.
(n'ale - burn due to e6posure to cement
4se #ubber glo*es3 Dust mas. 3 gum boot and safety glass Ensure a*ailability of /irst aid at site (nitial (nspection by Site Super*isor and daily e,uipment c'ec. to be carried out as per c'ec. list #egular maintenance programme to be made and
/ailure of compressor - Hig' pressure air injury Heat stress
0ec'anical failure of mi6er mac'ine - /ire Personnel 'it +it' #otating drum or
mo*ing parts of mi6er Pollution of soil by cement or mortar Cement splas' on eyes
!aying of Hollo+ bloc.
Personnel (njury due to 'andling bloc.s and flying fissures +'ile cutting Collapse of scaffolding /all of men from scaffolding
implemented to reduce any c'ance of repair Pro*ide fire e6tinguis'er near t'e mac'ine eep minimum 78cm distance from t'e mac'ine +'ile loading material All mo*ing parts of mac'ine to be guarded Pro*ide metal s'eet - Polyt'ene s'eet at t'e place of cement 'andling and mortar transferring #emo*e any cement or mortar fall or balance +aste immediately to designated dumping area "rained 0i6er operator Ensure ade,uate supply of +ater to +as' off any concrete splas'es 1ear goggle +it' side s'ield Also arrange eye+as' nearby
4se leat'er glo*es3 Safety boot3 2*erall3 Safety glass and 'ard 'at !ayman 'andling mortar s'all use rubber glo*es )loc.s s'all be lifted by bending one9s .nees and carrying close to 'is body straig't bac.; 2ne bloc. s'all be lift ed at a time manually Scaffolding erected by ,ualified scaffolder Scaffolding is inspected by certified scaffolding super*isor and signed in appro*ed scaffolding tag 0a.e sure soil belo+ scaffolding legs are firm enoug' Pro*ide +all ties and restrict t'e load to ma6imum allo+able as indicated on scaffolding tag #estrict t'e number of bloc.s conforming ma6allo+able 1t <88.g-m= ≅ >? nos; Ade,uate barricading for +or.ing platform 1ear full body 'arness belt and 'oo. on top bracing
Placing steel
Personnel injury 'itting rebar edge3 fissures or binding +ire
En*ironmental pollution Splas' on eyes and injury to 'and or feet during pouring - le*elling
Plastic s'eet s'ould be used for +aste collection disposal of +aste material as per #CE# +aste management policy Pour t'e grout from lo+ 'eig't Pro*ide ply+ood s'eet on bot' sides of bloc. to pre*ent splas'ing of t'e mi6 at t'e time of pour 1ear #ubber 'and glo*es3 safety glass3 'ard'at3 2*erall
Eyes3 Hand-body injury from protruding rebar
and polyt'ene-disposable apron 0ec'anical failure of grout pump /ire
Secure #ebar e6tremes +it' +ooden caps (nitial (nspection by +or. s'op super*isor and daily e,uipments c'ec. to be carried out as per c'ec. list #egular maintenance programme to be made and implemented to reduce any c'ance of repair Pro*ide fire e6tinguis'er near t'e mac'ine S+itc' off +'ile refuelling
