Repair/ replacement of old filter media and cleaning of reservoir, water sump and other connected work at Mil Stn Dharamshala.

Amount

Periodical cleaning of old filter bed (filter bed size 3.0 X 2.0 X 2.5 Mtr) chamber by taking out the sand and gravel layers complete duly disconnecting the inlet PVC nozzles of 20mm dia and clean, wash and refix and commissioning including replacement of broken PVC nozzles complete all as directed. Note-: (i) Replacement of filter media will be measured and paid separately. (ii) Broken 20mm dia PVC nozzles will be measured and paid separately.

Periodical cleaning of new filter bed (filter bed size 2.90 X 2.0 X 3.10 Mtr) chamber by taking out the sand and gravel layers complete duly disconnecting the inlet PVC nozzles of 20mm dia and clean, wash and refix and commissioning complete all as directed. Note-: (i) Replacement of filter media will be measured and paid separately. (ii) Broken 20mm dia PVC nozzles will be measured and paid separately.

Supply only PVC nozzles of 20mm dia complete all as specified and directed.

Supply only filter media for replacing of old filter media with HCL free river sand of size 1.5mm to 5mm dia complete all as specified and as directed. Note :- (a) Filter media sand shall be collected from the nearest river (b) Labour element for top up filter media will be measured separately.

Supply only filter media for replacing old filter media with gravels of size 05 to 10mm ,10 to 20mm and 20 to 30mm dia in different layers complete all as specified and as directed. Note :- (a) Labour element for top up filter media will be measured separately.

Removing the old filter media such as sand and gravels to distance not exceeding 50 mtr and deposited where directed at a level not exc 30cm complete all as specified and directed.

Periodical cleaning of the raw water sedimentation tank of consisting of 06 compartments of size 14.00 x 10.00 x 3.30 Mtr each by draining/pumping out the water, removing the sludge and cleaning all the compartments by scrubbing thoroughly with wire brushes, bleaching powder complete all as specified and directed.

Periodical cleaning of the raw water sedimentation tank of size 14.00 x 14.00 x 6.00 Mtr by draining/pumping out the water, removing the sludge and cleaning all the compartments by scrubbing thoroughly with wire brushes, bleaching powder complete all as specified and directed.

Periodical cleaning of the clear water sumps of size 12.00 mtr radius x 04 mtr depth by draining/pumping out the water, removing the sludge and cleaning all the compartments by scrubbing thoroughly with wire brushes, bleaching powder complete all as specified and directed.

Periodical cleaning of the clear water sumps of size 12.0 x 6.0 x 4.0 mtr by draining/pumping out the water, removing the sludge and cleaning all the compartments by scrubbing thoroughly with wire brushes, bleaching powder complete all as specified and directed.

Cleaning and removing all scale and dirt, etc from 500 Ltr tanks with bleaching powder including one coat of black/white paint over a old date and writing the cleaning date outer side of the tank through white/black paint complete all as specified and directed.

Cleaning and removing all scale and dirt, etc from 1000 Ltr tanks with bleaching powder including one coat of black/white paint over a old date and writing the cleaning date outer side of the tank through white/black paint complete all as specified and directed.

Supply and fixing in replacement CI sluice valve of size 150mm dia confirming to IS -14846 PN-1.0 non raising type both ends flanged with SS spindle with jointing materials such as nuts, bolts washers and 3.0mm rubber gasket 02 Nos including taking out the old unserviceable valve complete all as specified and directed.

Supply and fixing in replacement CI sluice valve of size 80mm dia confirming to IS -14846 PN-1.0 non raising type both ends flanged with SS spindle including jointing materials such as nuts, bolts washers and 3mm rubber gasket 02 Nos complete all as specified and directed.

Supply and laying in walls/ceilings/floors GI pipe medium grade (ISI Marked) including fittings such as bends, elbows, union, socket etc.. of size 80mm dia including taking out old unsv pipe complete all as specified and directed.

M/s Aman Enterprises

M/S JATINDERA ENTERPRISES