NIT FOR REPLACEMENT OF DAMAGED DRINKING WATER PIPELINE FROM BBMB COLONY TO SWITCHYARD AT BBMB SLAPPER.

Dismantling, disjointing, removal of G.I. pipe lines, specials, valves and fittings complete in all respects.(f) 50 mm internal diametre pipe line

Dismantling, disjointing, removal of G.I. pipe lines, specials, valves and fittings complete in all respects. ( i ) 100 mm internal diametre pipe line.

Excavation manually in trenches for pipe lines with straight or open cutting in streets and lanes in builtup area where width of street /Lane from wall to wall is less than 3 meter including trimming and dressing sides levelling of beds of trenches to correct grade, cutting joint holes, refilling consolidation,watering , including the cost of dewatering of rain water, diversion for traffic, night signals. Providing & fixing caution boards, watching, fencing, etc. and removal of surplus soil from the site upto 15 meter distance complete in all respects. ( a ) Earth work upto 1.5 m. Depth (iii) For semi conglomerate soil of having gravel/Boulder upto 50%.

Providing and laying jointing ,fixing ,testing ISI marked G.I pipe lines(as per IS 1239 ) B class including cost of specials such as tees bands sockets elbow etc cutting threading and testing in trenches in the ground complete (f) 50mm i/d

Providing and laying jointing ,fixing ,testing ISI marked G.I pipe lines(as per IS 1239 ) B class including cost of specials such as tees bands sockets elbow etc cutting threading and testing in trenches in the ground complete (i) 100mm i/d

Providing fixing and jointing G.I union couplings(of approved make with the approval EIC) as per IS 1879 in G.I. pipe lines complete in all respect.(f) 50mm i/d G.I. union

Providing fixing and jointing G.I union couplings (of approved make with the approval EIC) as per IS 1879 in G.I. pipe lines complete in all respect(i) 100mm i/d G.I. union

Providing fixing and jointing ISI marked gun-metal peet valves (heavy pattern ) as per IS 778 with hand wheels an G.I. pipe lines laid in the ground or inside buildings including all carriages compete (i) 100mm i/d gun metal peet valve heavy pattern

Site clearance : clearing jungle manually including uprooting rank vegetation grass, woody vegetation up to 30 cm girth measured at height of 1 m above ground level and removal of rubbish up to distance of 50 m outside the periphery of the area cleared