76/MID/AN

Dismantling of the 4.5 cusec discharge 15 mtr head HC pump ( 6 ft x3.0 ft x3.5 ft) at lift irrigation station Patyari by way of demounting the pumping machinery from the bed plate after removing the pump, motor ,electric connections, coupling pulleys, suction and delivery pipes and finally removing the base frame . Breaking the damaged RCC foundation block with the help of chisel, concrete cutter , electric jack hammer , tools/tackles. Cutting of steel members with the help of cutter stepwise during the process of breaking the RCC block and stacking. Completely removal of broken concrete, soil and TMT bars from pump room in such way that the machinery and electric equipments of other pumping machinery are not damaged /effected. Disposal of salvage/debris of dismantled foundation away from pump room to such a place where irrigation land and water source is not polluted. Laying of new RCC foundation block of size – 6 ft length x 3 ft width x 3.5 ft depth by way of making surface even for laying of new RCC foundation block. Fabrication of steel mesh out of 10 mm TMT bars members placed vertically and horizontally at equidistance of 6 inches. Laying of 6 inch concrete base at the bottom to level the surface . Placing of fabricated iron mesh in foundation pit and leveling / aligning it with pumping unit. Fabrication and grouting of 8 no. foundation bolts of size 3 ft in foundation block . Laying of RCC foundation block of size 6 ft x 3 ft x 3 ft by filling the concrete in the ratio of 1:1.5:3. The size of the block above the ground level should be of original size and alignment in respect of suction and delivery pipes. The block shall be filled with rich mixture of concrete with using vibrator for compaction. The entire block as one unit is to be laid in such a way that it can damp all types of mechanical vibrations created by dynamic load of pumping unit without causing any defect to the pumping unit as well as to the block itself. Fixing of the base frame after leveling and fastening with foundation bolts . Complete job includes cost of material such as cement , sand, steel gravel , shuttering charges, charges for concrete mixture , vibrator charges and labour charges of skilled as well as semi skilled labour , curing charges. The material has to be carried to Lift irrigation station from crusher . Providing, fitting, installation, testing and commissioning of raw water 6 cusec discharge x 15 mtr head pump with motor , coupling pulley and base frame at lift irrigation station Patyari. The Job includes shifting of pumping unit to Lift irrigation station Patyari by mechanical transport . Unloading of pumping unit at the site of Lift irrigation station and then shifting the same inside the pump room manually. Replacement of old MS pipes of pumping unit at LIS Patyari by way of dismantling of old pipes by means of tool and tackles, welding set/gas cutting equipment and manual labor and then extraction of the pipes. The job includes providing /fitting of new MS suction pipe 250mm dia. 12 m (approx.) and new MS delivery pipe 200mm dia 24 m( approx). The job further includes fabrication of suitable no. of bends from 250mm and 200mm dia. pipe of suitable length and then fitting these bends at suction and delivery ends of the pump by providing and fabrication of suitable no. of flanges. Fastening and laying of suction and delivery pipeline by way of welding /flanged joints with nuts, bolts and rubber gaskets between the flanges . Providing and fitting of 200 mm dia cast iron non return valve ( PN1.0) on the delivery side of the pumping unit with rubber gaskets ,nuts and bolts on the delivery pipeline .Providing and fitting of 200 mm dia sluice valve ( PN1.0) on the delivery side of the pumping unit with rubber gaskets ,nuts and bolts on the delivery pipeline. Providing and fitting of 250 mm dia cast iron foot valve on the suction side of the pumping unit with rubber gaskets ,nuts and bolts on the delivery pipeline.Fitting of new pump on the base frame , fastening of suction and delivery pipes with the pump assembly . Fitting and installation of motor on base frame and fitting the motor assembly with the help of nuts, bolts and washers. Fitting of coupling pulley to the pump and motor shaft . coupling the pump & motor assembly with the help of key , rubber bushes , nuts and bolts . Checking the alignment of the pump and motor assembly with the help of tools and tackles .The job also involve arrangement for priming for the newly installed unit. Complete Job includes cost of material , consumable, handling loading, unloading , transportation charge , labour charges for both skilled/semiskilled labour and hiring charges for crane , tripod stand , tools and tackles required during the execution of the job at site. Recommended make of pump :- Any reputed make as per IS standards. Type of Pump :- Mixed flow, non clog End suction HC pump . Type of water-: cold water, silt laden,raw water(fresh raw water) . Recommended make of Motor:- Three phase induction motor preferably 40 HP or suitable rating compatible with Pump of any reputed make as per IS standards. Material of construction :- 1. Impeller- Bronze/cast steel/Cast iron/Stainless steel/Chrome steel /Duplex Steel. 2. Pump Shaft - Stainless steel/Carbon steel/Duplex steel. 3. Wearing Ring - Stainless steel/Cast iron /bronze 4. Pump casing - Cast iron/cast steel/Stainless steel/Duplex steel. 5. Base frame – Mild steel. 6. Gland- Cast iron/Bronze. 7. Shaft sleeves- Stainless steel /Bronze

TRIKUTA ELECTRICAL AND MECHANICAL WORKS

BEE AAR ENTERPRISES

SMART TECH AND CO