Repairing of Sprinkler in Silewara and Patansaongi Colliery Coal Yard under Silewara Sub Area.

Amount

Providing and fixing high pressure excellent hydraulic design rain gun brand cross section with different nozzle arrangement rain gun of maximum radius 20 to 25 m for 12 to 16 mm nozzle arrangement the rain should operate both part or full circle. Rotation speed should comfort both direction and have protective cover as per the instruction of engineer in charge

Providing and fixing G.I pipes complete with G.I fittings including trenching and refilling etc. External work 20 mm dia nominal bore (Riser pipe)

Providing and fixing G.I pipes complete with G.I fittings including trenching and refilling etc. External work 50 mm dia nominal bore

Providing and fixing G.I union in G.I pipe including cutting and threading the pipe and making long screws etc. Complete (new work) 50 mm nominal bore

Supplying, erecting, testing and commissioning of flat flexible 3 core 10sq mm PVC sheathed submersible type copper cable suitably clamped at fixed intervals with column pipe assembly complete.

Supplying, erecting, testing and commissioning of minimum three & above star rated 3 phase, 415 V, 50 Hz, submersible pump set of 7.5 kW/10HP suitable for erection on open well, pump having delivery head from 60 to 23 m and discharge from 120 to 840 i res per minute & 65 mm suction/50 mm delivery dia. as per specification no. WP-OSP.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kind of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 20 mm nominal size derived from natural sources).

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement: 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete up to plinth level. Mild steel and medium tensile steel bars

Centering and shuttering including strutting, propping etc. And removal of form for: Foundations, footings, bases of columns, etc. for mass concrete

Making connection of G.I distribution branch with G.I main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. Complete: 50 to 80 mm nominal bore

Supplying, erecting, testing and commissioning of D.O.L Starter suitable for 400 V, 3 phase 50 Hz with no volt coll and overload element with necessary materials and connected to supply for above 7.5 HP 10 HP

Providing and fixing gun metal gate valve with C.I wheel of approved quality (screwed end) 50 mm nominal bore

Total impact of GST for the purpose of CTC