Breakdown maintenance of Fire lines, Valves, NRVs, Diesel Engines of fire fighting system installed at BOP of 2x250MW DTPS, HTPS

Amount

Maintenance/Repairing or replacement of 250 mm C.I. swing type NRV (fabricating, fixing & lapping of new brass sheet ring in valve body & disc after removal of damaged ones, repair/replacement of hinge, hinge pin, pin holes, disc etc) as per scope of work

Maintenance/Repairing or replacement of 150/100 mm C.I. swing type NRV (fabricating, fixing & lapping of new brass sheet ring in valve body & disc after removal of damaged ones, repair/replacement of hinge, hinge pin, pin holes, disc etc) as per scope of work

Overhauling (cleaning, repairing, replacement of damaged parts etc.) of 150mm Y type Strainer as per scope of work

Overhauling (cleaning, repairing, replacement of damaged parts etc.) of 100 mm Y type Strainer as per scope of work

Overhauling (cleaning, repairing, replacement of damaged parts etc.) of 80 mm Y type Strainer as per scope of work

Overhauling (cleaning, repairing, replacement of damaged parts etc.) of 50 mm Y type Strainer

Replacement of damaged valves in fire fighting system by bringing valve from site store 80,100 & 150 mm BFV valves

Filling of gland packing in stuffing box of valves after servicing & repairing of valves(150-300 mm) as per scope of work.

Filling of gland packing in stuffing box of valves after servicing & repairing of valves(50-100 mm) as per scope of work.

Maintenance/Replacement of 25mm/40mm of ARV as per scope of work.

Maintenance/overhauling of 150 mm Deluge valves as per scope of work.

Maintenance/overhauling of 100 mm Deluge valves as per scope of work.

Maintenance/overhauling of 80 mm Deluge valves as per scope of work.

Maintenance/overhauling of 50 mm Deluge valves as per scope of work.

Maintenance/servicing of 80 mm Butterfly valves as per scope of work.

Maintenance/servicing of 65 mm Butterfly valves as per scope of work.

Maintenance/replacement of Hydrant Valves 63 mm and water monitor as per scope of work.

Maintenance of Foam pump (Electric motor/Diesel Engine) as per scope of work..

Maintenance of Diesel Engine (Foam Pump) as per scope of work.

Servicing of Diesel Engine (Foam Pump).

Maintenance of 50 mm inline Balance Pressure Foam Proportioner) as per scope of work .

Maintenance of 40 mm inline Balance Pressure Foam Proportioner) as per scope of work.

Maintenance of Foam Maker.

Maintenance/servicing of complete Auto (water/Foam) spray system as per scope of work in area of GT/ ST / UAT/ Boiler burner Front/ MOT and oil purifier/clean & Dirty oil Tank/oil canal/BFP & Oil Tank/ cable gallery “0”mtr or 8.5 Mtr. /Fuel oil pump house/ cable gallery of ESP/ Fuel oil pump house/D.G. Set Building/ Coal Conveyors and Transfer point/HFO or LDO Storage Tank.

Leakage arresting work in underground pipeline at approx 2.5 Mtr. Depth.

Leakage arresting work in water lines laid at ground Level.

Leakage arresting work in water lines running overhead.

For arresting leakage in pipe lines laid above ground or inside of trenches by providing Clamp.

Replacement of 150/200 NB size of pipe by cutting and welding at height.

Replacement of 80/100 NB size of pipe by cutting and welding at height.

Replacement of SPRINKLER at height of 37 Mtr coal crusher house.

Cleaning of all DV houses as per scope of work (cleaning of All 36 DV houses treated as 1 job)

Maintenance / overhauling of Hydrant /Spray Diesel Engine.

Maintenance / overhauling of Fire Booster Diesel Engine.

VISION ENGINEERING COMPANY