NIT No-03 EE (SDW) II/ (23-24) Item No. 21

Renovation/Overhauling of 2500 X 2500 mm C.I sluice gate installed at 1200 MM dia. pipe line at 45 MGD STP Okhla with following works:- Making arrangement to stop the inflowing/ Sewerage water from common channel to the by making a temporary arrangement with M.S. sheet, gunny bags. Providing of M.S. Plates with ‘U’ channel below the Gate for lifting of gate through the Jacks and other tools & tackles.

Isolating the chamber by operating Sluice Gate and providing metallic sheet & gunny bags to ensure no flow in the chamber. Dewatering the stagnated effluent and cleaning with the help of sump pumps and D.G. Set. De sludging and Cleaning the chamber for execution of work.

Providing the Temporary plate form made out with the help of wooden phatta, Balli etc. to work at the gate and removing the same after completion of work.

Dismantling of head stock assembly, separating gears, bushes & thrust bearing dismantle of old rusted M.S. channel and C.I flap and spindle and etc.

Providing G.M. Bush, worm, gear fabricated as per sample in terms of shape, size, & finishing, providing of thrust bearing as per sample.

Providing of S.S. spindle of 90 mm dia and 3000 mm Long made out from S.S-410 non magnetic material. The work includes turning, threading, finishing in all respect as per sample.

Providing of M.S. channel 175 X 75 mm.

Fixing the above M.S. channel with help of gas cuter, welding machine and hole Farsal and tools & tackles as per site requirement for sliding the smoothly the C.I flap.

Providing of G.M spindle nut fabricated as per sample. The work includes turning, threading finishing in all respect.

Cleaning of C.I sluice flap by the abrasive paper, grinder and chemical and etc as per site requirement

Cleaning of ‘U’ Channel grouted vertically in C.C. Block by chemical solution and grinding for fixing the M.S channel

Painting the gate with two coat black anti corrosive paint after proper cleaning etc.

Assembling the Gate along with all accessories with the help of long boom crane &lowering/ lifting tools & tackles, heavy labour etc with proper balancing/ alignment in the ‘U’ channel. Testing & commissioning i/c all other civil work required at site with all safety precaution during execution.

Dismantling the old/rusted the platform by the required tools & Tackles by men power and crane.

Making / supply and fixing M.S. Platform near 1200mm dia. interconnection as per below made out M.S Channel 75X40 mm approx 18 meter duly welded for making the platform stand and M.S channel of size 100X50mm approx 3 meter for making platform frame and M.S chequered 8mm sheet 4X1 meter long for operating the regulating system and M.S. Plate 300X300x10 mm approx 2 meter for fixing the above platform with grouting the nut bolts and etc as per site requirement.

Making / supply and fixing M.S. Platform near Rake ClassfierNo.1 &2 as per below made out M.S Channel 75X40 mm approx 18 meter duly welded for making the platform stand and M.S channel of size 100X50mm approx 3 meter for making platform frame and M.S chequered 8mm sheet 3X1 meter long for operating the regulating system and M.S. Plate 300X300x10 mm approx 2 meter for fixing the above platform with grouting the nut bolts and etc as per site requirement.

Making and Supply and fixing of stair case size as per site reqd 3X1 meter and M.S.Step size 1000mm X 200mm with M.S.Angle size 50X50X6 mm center covered with M.S.Strip size 250mmX 50 mm mm duly welded with 20mm distance with four side fixing the angle iron size 40x40x6mm duly welded with both side M.S.Railing size 1000 mm height in 40 mm dia pipe at site and duly painted with enamel paint at site.

Making / supply and fixing M.S. Platform near PST Channel as per below made out M.S Channel 150X75 mm approx 14 meter duly welded for making the platform stand and M.S channel of size 100X50mm approx 10 meter for making platform frame and M.S chequered 8mm sheet 5X1 meter long for operating the regulating system and M.S. Plate 300X300x10 mm approx 2 meter for fixing the above platform with grouting the nut bolts and etc as per site requirement

Making / supply M.S. jall as per size below and jall made out MS angle iron 65x65x8 mm duly welded as per size jall cover with m.s.bar of size 20 Sq mm with vertical welded and distance of 50 mm with same angle iron frame with heavy hinges and locking arrangements of complete jall duly painted with black paint.( 2 X 2 Meter)

Fixing charges for above material at site with own arrangement of gas cutter, welding machine. electricity, safety equipment and civil works etc.

RUDRA ALLIANCE