Department Of Mines And Geology Tender

Extra payable for every 0.30 m additional depth of manhole chamber in item 29.55 beyond 1.80 m upto 3.60 m beyond addiational depth inside size 90 x150cm (C.S.R item no. 29.59(b))

Providing, lowering in trenches to correct gradient and alignment, jointing with tyton rubber joint and cutting of reinforced cement concrete spigot and socketed pipes and specials with rubber ring ISI marekd as per IS code IS 458-2003 into trenches for all depths and laying out the same to correct alignment, gradients, levels etc. cutting of concrete beds and joints holes, supporting the pipes and specials in correct position in a suitable rigid manner while the same are being jointed and until the surrounding benchings, haunches and envelopes are completed. The pipes shall rest on the beds at all joints through their lengths and fixing of rubber ring, facing, testing the pipes for leakage and making good the same leakage and all defects to the entire satisfaction of the Engineer-in-charge including all cartage etc.600mm i/d pipe NP2 R.C.C Hume pipe.(C.S.R item no. 29.46 b(i))

Extra payable for every 0.30 m additional depth of manhole chamber in item 29.55 upto 1.80 m increase in depth. Inside size 90x150cm (C.S.R item no. 29.58(b))

Excavation of soil using hydraulic excavator and hydraulic tractor trolly I/C cutting and loading in trolly and transporting to the embankment locations with all lift and leads carriage from 0 to 450m.(C.S.R. Item no. 19.38(a)

Providing Cement Concrete 1:3:6 with stone ballast or shingle mixing by mechanical means using concrete mixer volumetric type.(C.S.R item no. 10.12(a)(ii))

Constructing brick masonry manhole in cement mortar 1:5 ( 1 cement : 5 coarse sand) R.C.C. top slab 20cm thick using M-20 mix by using mixer and vibrator, TMT Fe500 @80.00 kg/per cum, foundation concrete 1:4:8 mix (1 cement: 4 coarse sand : 8 graded stone aggregate 40mm nominal size) inside plastering 12mm thick with cement mortar 1:3 (1 cement: 3 coarse sand) finished with floating coat of neat cement and making 40mm thick benching in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) finished with a floating coat of neat cement, Orange coloured PVC steps including RCC cover with frame complete as per standard design complete in all respects inside size 90x150cm and 120cm deep.(C.S.R item no. 29.55(b))

Centering and shuttering for faces of walls, partitions,retaining walls and the like (vertical or battering including attached pilasters buttresses etc.(C.S.R. Item no. 9.2)