TTPS Operation Circle O E II FPS Replacement of failed bed frame of Jockey pump motor set I and II of capacity 18.5 KW, 30M3 Hr, Head 70MWC at RWPH

Charges for decoupling the 18.5 KW motor and pump after dismantling the suction and discharge cooling water pipe lines and releasing worn out rotating assembly including the rates for lead and lift, T&P hire charges and consumables

Charges for fabrication of MS bed frame of size 1300 x 350 mm by using 150 x 75 mm channels to the required size cutting welding and fabricating outer frame with 2 Nos cross supporting channels for pump, providing motor bed support on the frame by cutting and welding 75 x 75 mm angles, cutting of 4 Nos wedge plate, drilling 12 mm holes on its centre, suitable thread making and welding the threaded wedge plate on the four corners of the bed frame (motor side) (MS channel under TNPGCL scope) Required materials: MS channel 150 x 75 mm-, 1.3 M –2 Nos & 0.35 M-2 Nos. Total length = 3.3 M (Wt.per meter = 16.8) weight=3.3 x 16.8 = 55.4kg. – 75 x 75 mm angle – 4.7 M (Wt. per meter =6.8)- Weight = 31.98 kg. Total weight of MS material = 55.4 + 31.98 = 87.36 kg. For 2 Nos pumps = 2 x 87.36 = 174.72 kg

Charges for drilling 6 Nos of 22 mm holes on frame for grouting and drilling 8 Nos 22 mm holes in pump and motor bed including hire charges for drilling m/c and required T&Ps and consumables etc

Charges for cutting and removal of wornout grouting bolts, old concrete and chipping of 6 numbers square pocket to the size of 100 x 100 and 150 mm depth, fixing the grouting bolt, filling the bed with conbextra GP2 and curing the bed etc., including cost of consumables and hire charges for T&Ps etc. charges chipping 6 Nos square pocket and removing the old concrete

Cost of Material (Contractor scope) Supply of EN8 foundation bolt with Nuts with the size of M20 x 320 mm (12 Nos for 2 bed frames)

Charges for filling the bed size (1500 x 500 mm) with RCC using cement with 12 mm machine crushed HBG and curing the bed etc., including cost of consumables and hire charges for T&P etc., - Volume of concrete to be filled for 1 No bed – 1.5 x 0.5 x 0.3 = 0.225 M3. Say 0.23 M3

Charges for erection of released pump and motor on the bed connecting the suction and discharge pipe lines and checking allignment, renewing the tyre flex coupling the pump and motor and commissioning the rate including T & P and consumables

Charges for 1 coat of red oxide paint and 1 coat of enamal paint of fabricated new MS structure for Jockey pump-I & II at RWPH