Laying/Replacement of RCC foundation block of 11 Cusec discharge pumping unit no.3 along with other allied works at LIS Gurah Pattan.

Laying/Replacement of RCC foundation block of 11 Cusec discharge pumping unit no.3 along with other allied works at LIS Gurah Pattan.

Dismantling of Pumping unit no. 03 of LIS Gurah Pattan from foundation block by means of complete dismantling of pumping units from the suction and delivery lines by cutting of damaged/worn-out nuts and bolts using blade cutter and manual labour, and then de-coupling the pump and the motor, removing the electrical connections from the motor by means of removal of insulations and then removal of nuts and bolts from the connection thimbles using appropriate tools tackles. Dismantling the pump and motor individually from the base frame and then lifting of pump and motor with the help of chain pulley block and tripod stand using manual labour from its position and stacking them at an appropriate place inside the pump room. Removing the old damaged base frame from the foundation block by means of cutting of damaged/worn-out foundation nuts and bolts using suitable cutting arrangement and stacking at an appropriate place. Complete Job includes cost of skilled/semi-skilled labour, material, tools & tackles charges and hire charges of cutting machines, chain pulley block, tripod stand etc. Dismantling of the existing RCC foundation block of size (9x5x5) ft of pumping unit no.3 by means of complete dismantling of existing RCC foundation using jack hammers & manual labour and then extraction of old RCC foundation material using manual labour and dumping the material up to a lead of 50m from the existing location using manual labour on head load. Job also includes manual excavation of earth for making earth pit for laying of foundation for the pumping unit. Complete Job includes cost of skilled/semi-skilled labour, material, tools & tackles charges and hire charges of jack hammer. Construction of RCC foundation block of size (9x5x5) ft of pumping unit 03 by providing and laying in position of cement concrete mix of specified grade with reinforced cement concrete including the cost of centering, shuttering, finishing and reinforcement in 1:2:4 mix. Job also includes providing/fixing of new foundation bolts for holding base frame of pumping unit at appropriate place for vibrations less operation. Job also includes providing/laying of iron mesh of size (8x4x4) ft of 12mm TMT steel bars and MS angle iron of 50x50x 6mm by welding work for reinforcement and then filling the foundation with concrete and then curing the foundation for at least 7 days. Complete Job includes cost of skilled/semi-skilled labour, material, tools & tackles charges and hire charges of welding set and carriage charges for transportation of material such as cement, sand and mortar. Providing/Installation of new base frame in place of old damaged one on the foundation block by means of fixing/tightening of nuts and bolts. Painting of the new base frame by applying one coat of red oxide and two coats of enamel paint. Job includes lifting and fixing of pump and motor using chain and pulley block and tripod stand with the help of manual labour and installation of pump and motor on the base frame with the help of nuts and bolts of appropriate size. Job also includes resizing of coupling set for noise and vibration free operation by means of welding, machining of bore & keyway on either side of shaft (motor and pump side). Resizing of coupling bolt holes by way of welding, and drilling to proper size. Providing and fitting of new coupling nuts/bolts & rubber bushes and then providing and fixing of safety cover on the coupling. Job includes connecting the pump with suction and delivery lines by means of nuts and bolts of appropriate size and providing and replacing the old gasket. Job also includes making electrical connections to the motor by way of providing and fixing of copper thimbles using crimping tool and then making connections using nuts and bolts of appropriate size and then providing and fixing of cotton tape and insulation tape. Job also includes testing and commissioning of pumping unit for noise free and efficient operation after proper alignment. Complete job includes cost of skilled / semi-skilled labour, material, tools & tackles charges and hire charges of tripod stand and chain and pulley block. Dismantling of damaged motor 215HP at workshop for extraction of rotor, cleaning the rotor. Repair to rotor of motor of unit no.3 by providing/fitting of new bearings (DE & NDE i.e Nu 319 & 6319) after rebuilding of the rotor shaft and finishing to bearing size, making new keyway for coupling, repairing to bearing housing, providing/fitting of bearing end cover plates and greasing of the same. Back carriage to site after repairs and reinstallation of motor and testing on idle and load conditions

Rebate on Old Parts

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS (BID ID -2181700)

GS ENGG WORKS (BID ID -2153149)

BEE AAR ENTERPRISES