construction of boundary wall of 220kv switch yard , cpp , nalco , demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of manager-in-charge . , demolishing p . c . c . / rcc work manually/ by mechanical means including disposal of unserviceable material within 50 metres lead as per direction of manager - in- charge . , earthwork in excavation in foundation trenches or drains , over areas including dressing of sides and ramming of bottom lift upto 3 . 0 m including getting cut the excavated soil and disposal of surplus excavated soil and as directed within a lead of 200m in hard /dense soil/ soft rock as directed by m-i-c . ( pumping of subsoil water or water from any source will be done as per requirement , no extra payment will be done for this ) , providing and laying plain cement concrete excluding cost of shuttering in cc 1:4:8 ( 1 cement: 4 coarse sand : 8 course aggregate 40mm nominal size ) for pavement , floor concrete , plinth protection etc ( cement will be provided free of cost by nalco at its main store ) as directed by m-i-c , providing and laying plain cement concrete excluding cost of shuttering in cc 1:2:4 ( 01 cement: 2 coarse sand : 4 course aggregate 20mm nominal size ) for pavement , floor concrete , plinth protection etc ( cement will be provided free of cost by nalco at its store ) as directed by mic , providing and fixing centering and shuttering propping , bracing etc keeping the same in position during concrete & removing the same after specified period is over for any height as per the instruction of m-i-c . , brickwork using cement based fly ash bricks ( available inside plant ) for super structure in cm 1:6 ( 1 cement: 6 coarse sand ) complete as per direction of m-i-c ( cement & bricks will be issued free of cost for brickwork ) , steel work in built up tubular ( round , square or rectangular hollow tubes etc . ) trusses etc . , including cutting , hoisting , fixing in position including welding and bolted with special shaped washers etc . complete as directed by mic . , fabrication & erection of miscellaneous steel structure made out of m . s . joist , angles , channels , flats , plates rods , chequred plate , pipes rails etc . including the cost of all transportation , cost of welding , bolting , consumables , labour , tools , hoisting arrangement , cutting grooves/ holes for proper allignment and making joints with old structure etc . including cleaning the surface etc . all complete at any elevation as per the specifications and direction of the manager-in-charge . ( structural steel will be issued as free of cost at nalco store ) , providing 15mm thick cement plaster with cm 1:6 ( 1 cement : 6 fine sand ) with own material except cement ( cement will be provided free of cost by nalco at its main store ) as directed by mic , providing 12mm thick cement plaster with cm 1:6 ( 1 cement : 6 fine sand ) with own material except cement ( cement will be provided free of cost at nalco store ) as directed by mic , supplying and applying two or more coats of exterior emulsion paint apex ultima of asian paint/ weather coat all guard of berger/ weather shield max of ici paints of approved shade including one coat of exterior primer of same brand over existing surface including scaffolding , cleaning complete for all height as per the specification and direction of mic . ( steel sections to be supplied by the agency ) , finishing with epoxy paint ( two or more coats ) on steel work at all locations prepared and applied as per manufacturers specifications including appropriate priming coat , preparation of surface , etc . complete as directed by mic , removal of old barbed wire/ chain link fencing from existing angle iron posts , rcc post making workable rolls and stacking carefully as per the direction of engineer-in-charge . , dismantling of steel works in built up section including dismembering and stacking within 50m lead in joist channel angle , tee and flats , gusset plate , nuts , cutting rivets , welding etc . complete as per direction of eic . ( dismantled materials will be hand over to nalco store ) , providing and fixing colour anodised aluminium grill ( anodised transparent or dyed to required shade according to is: 1868 with minimum anodic coating of grade ac 15 ) of approved design/pattern , with approved standard section and fixed to the existing window ( casement or sliding ) frame with c . p . brass/ stainless steel screws @ 200 mm centre to centre , including cutting the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening , all complete as per requirement and direction of engineer-in-charge . ( only weight of grill to be measured for payment ) .