REPAIR MAINT OF FIREFIGHTING PIPE LINE INFRASTRUCTURE WITH CONNECTED ITEMS UNDER AGEI AF MANAURI

Excavation in trenches for laying of GI water tubing etc., getting out in soft/loose soil n.exc 1.5m wide and n.exc 1.5m depth complete all as specified and directed.

Returning, filling in trenches including spreading, leveling, watering and in layers n.exc 25cms thick without damaging pipes/special fittings as in any type of soil complete all as specified and directed.

Removing excavated materials to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and directed.

Taking down the defective centrifugal pump and motor of 30/40HP make 415 volt 3 phase by dismantling the electrical connections, removing the motor from bed by decoupling with pump transporting to workshop, dismantling it completely, removing the burnt out winding, rewinding the same with super enameled copper wire of same back to site and with and transporting with the pump necessary insulating material, varnishing, backing and re-assembling the motor completly with all connections complete all as specified and directed for following capacity. Note : (i) Burnt out removed winding wire shall be property of contractor through schedule of credit.

Servicing/overhauling of centrifugal pump set 30/40HP make 415 volt 3 phase by dismantling completely and replacing unserviceable ball bearing, shaft sleeve, gland nack ring gland rope,nut and bolts etc. assembling back the complete pump and fixing alignment to the original position and coupling with pump and necessary alignment etc with two coats enameled paint including scraping complete and written MES/SM, testing and commissioning complete all as specified and directed. Note: (i) Spares shall be measured and paid separatly under relavent items. (ii) Painting and writting the MES number with existing size deemed to be included in the rate quoated. (a) Maintenance schedule :- (i) Checking for looseness of all the foundation and coupling nuts/bolts and rectification. (ii) Checking for proper functioning of all the voltmeter, Ammeter, starter, contactor etc and rectification. (iii) Checking for proper functioning of suction and discharge pressure gauges and rectification. (iv) Checking of leakage in gland packing, shifting base, bushes sluice valves, gate valves etc and rectification. (v) Checking for any undue noise of motor pump and rectification. (b) Maintenance schedule :- (i) Checking for proper aligment and rectification. (ii) Checking for proper lubrication in bearing and lubricating. (iii) Checking all electrical panel using for pumping for cleanliness and rectification for any looseness burnt redressing etc.

Painting to water supply pipe line of 150 mm bore from sump to pump and on 25 Nos static Water tank pipe line 40 to 1000mm dia pipe line of external water supply and preparation of surface by scraping, dust cleaning with brush and applying two coat of synthetic enamel paint of standard colour and forming the arrow showing direction of water flow complete all as specified and directed.

Supply and laying in trenches steel water tubing galvanised pipe 100mm dia medium grade and connection including fitting like Tee, Bend, Socket, Elbow, Short pieces connectors, plugs, and unions etc, cutting threading complete all as specified and directed.

All as per Item No 7.00 above but 80 mm dia complete all as specified and directed.

All as per Item No 7.00 above but 50 mm dia complete all as specified and directed.

All as per Item No 7.00 above but 40 mm dia complete all as specified and directed.