REPAIR/REPLACEMENT AND COMPREHENSIVE MAINT OF SEWAGE TREATMENT PLANTS AND LINES ALONGWITH CONNECTED WORKS AT KASARWADI AND CTW AT CME UNDER GE (CME) KHADKI

Material and labour for dismantling the Blower set (Twin Lobe Blower- 5 Cum/hr) complete of up to 7.5 HP and carrying out repair/replacement for defective parts such as bearing, shaft sleeves, gland plate, impeller, including replacement of worn out nuts, bolts, filling of pump oil heavy grade (Super-90) , greasing of bearing, replacement of gasket, mechanical seal, rotor job, replacement of belts, etc complete all as directed and reassembling, testing & commissioning complete all as specified and directed by Engineer-in-Charge. Note: 1. Rates for making arrangement for lifting up blower motor shall be deemed in quoted rates. 2. Once the motor set repaired, the contractor shall by default get the bearing, and other necessary parts changed and shall remain responsible for proper functioning of motor pump for complete period upto DLP period. 3. Item Rate Include Alignment of Shaft , Servicing of Motor ,servicing of Blower ,Servicing of Gear Box, Grease Required at job Work include in unit rate.

4 x 2 x 10 m

6 x 6 x 6 m

3 x 3 x 6 m

M&L for removal of dirty water along with sludge from lifting well by machines/industrial vacuum cleaners and disposal of the same to a safe distance using industrial vaccum cleaners/manually and sterilizing the complete internal surface of the tank by using ISI mark Gd I bleaching powder complete all as directed for the following sizes:- Note: (a)cleaning will done every three months Contractor shall have arrangement for agitating the sludge and also make water arrangement for thinning the sludge. (b) Neccessary tools and safety gears to be arranged by contractor without any extra cost. (c) Labours safety shall be contractors responsiblity.Also, sludge should be picked and disposed off beyond the boundary of CTW premises

Dismantling and taking out unserviceable Dry Motor submersible sewage pump set having flow : 800 Cum/hr, 15 mtr head self cooling jacket system and solid handling capacity 100mm installed at STP Kasarwadi of capacity 70HP, Make Kishor Pumps, Model ASTRA SA 250-315 with the following work services:- a) Disconnecting water and electric connections, shifting the pump from Pump house to workshop ( to and flow) for carry out necessary repair. b) Opening the pump completely part by part without damaging any parts, descaling and cleaning of all parts for inspection and finding serviceability / unserviceability of the parts. c) Repair and assembling of pumps by using existing serviceable parts and replacement of unserviceable parts as directed including necessary machining works required for proper setting and smooth functioning to achieve desired discharge of the pump. d) Re install the pump at its existing foundation, making electric and water connections, finally testing the pump set for its trouble free functioning complete. Note : (i) Spare parts required for replacement shall be measured and paid separately under appropriate items as supply only. (ii) Any Machining works required for balancing of impeller /for fixing of new parts with existing shafts is deem to be included with the unit rate. No extra amount on this account shall be entertained separately. iii) Any minor parts which are not covered under this schedule but inescapable requirement for repair shall also be deem to included with the unit rate quoted. No extra on this account shall be entertained by the Department. (iv) No extra cost will be paid to the contractor if taking out and lowering of motor and pump is done on same motor and pump which is being repaired once. It will be contractor responsibility to ensure all parameters before lowering the pump and motor.

Impeller for Model ASTRA SA 250-315

Double mechanical seal( Internal & External) for Model ASTRA SA 250-315