REPAIR/ REPLACEMENT OF WATER SUPPLY SYSTEM, MAINTENANCE OF SWIMMING POOL AND OTHER ALLIED CONNECTED WORKS AT INS MANDOVI UNDER GE (P) NAVY MANDOVI

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; not exc 10 sq m on plan and getting out in soft disintegrated rock complete all specified and directed.

Returning, filling in, including spreading levelling, watering and well ramming in layers not exc 25 cm in soft disintegrated rock complete all specified and directed.

Removing excavated surplus soil/ rock to a distance not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point complete all specified and directed.

Taking up or down GI/ CPVC tubing/ pipe and connections of following sizes, including making good distrubed surfaces and removal from site complete all specified and directed.

20 mm dia bore

25 to 32 mm dia bore

40 to 50 mm dia bore

75/ 80 mm dia bore

100 mm dia bore

150 mm dia bore

Supplying and laying CPVC pipes, SDR 11 and plain CPVC SDR 11 fittings such as elbow, bend, socket, nipple, union and reducor socket etc, of following sizes, laying in trenches complete all specified and directed.

20 mm outer dia

25 mm outer dia

32 mm outer dia

40 mm outer dia

50 mm outer dia

80 mm dia bore

100 mm dia bore

150 mm dia bore

Supplying and laying CPVC pipes, SDR 11 and plain CPVC SDR 11 fittings such as elbow, bend, socket, nipple, union and reducor socket etc, of following sizes, on walls/ ceiling or laying in floors complete all specified and directed.

20 mm outer dia

25 mm outer dia

32 mm outer dia

40 mm outer dia

50 mm outer dia

M & L for cast iron pipes with spigot and socket ends of following sizes, vertically cast, class A, in any length, laid in trenches, including taking out old pipes complete all specified and directed.

100 mm dia bore

150 mm dia bore

M & L for taking out sluice valves of 200 mm dia bore, refacing, regrinding and refixing complete all specified and directed.

M & L for taking out sluice valves of 150 mm dia bore, refacing, regrinding and refixing complete all specified and directed.

M & L for taking out sluice valves of 100 mm dia bore, refacing, regrinding and refixing complete all specified and directed.

M & L for providing informatory name board of size 6' x 3' made on ACP sheet with acrylic 3D LED letters reading out the name of pump house and office and any other content as directed and fixing on pump house buildings including all accessories, complete all specified and directed.

S & F in repairs CI non - rising spindle sluice valve with flanged ends, PN16, of 200 mm dia bore, as per IS body cover complete all specified and directed.

S & F in repairs CI non - rising spindle sluice valve with flanged ends, PN16, of 150 mm dia bore, as per IS body cover complete all specified and directed.

S & F in repairs CI non - rising spindle sluice valve with flanged ends, PN16, of 100 mm dia bore, as per IS body cover complete all specified and directed.

S & F in repairs non return valve of 150mm dia bore, with flanged ends, class PN 16 complete all as specified and directed.

S & F in repairs foot valve, with flanged ends, suitable for pipes of 100 mm dia, complete all as specified and directed.

S & F in repairs foot valve, with flanged ends, suitable for pipes of 50 mm dia, complete all as specified and directed.

S & F in repairs ball valves (float valves), high pressure of PTMT with epoxy coated aluminium rod & high-density plastic ball, screwed for iron pipe of following sizes complete all as specified and directed. (Minimum weight for : 25 mm - 455 gms, 40mm - 690gm),

40 mm dia

25 mm dia

20 mm dia

S & F in repairs CPVC gate/ball valve suitable for pipes of following sizes complete all as specified and directed.

20 mm dia bore of pipe

25 mm dia bore pipe

40 mm dia bore pipe

50 mm dia bore of pipe

M & L for cutting CI pipeline of 150/ 100 mm dia bore using cutter and inserting and fixing 02 Nos CI collar coupler in between the pipe from both sides, as required on site, in case of any breakage/ damage in the line complete all as specified and directed.

M & L for making of lead joints in spigot joints of CI pipeline of 150 mm dia bore by cocking lead wool in the spigot joint, heating lead pig in a pot and pouring the same in joint as per procedure to make the joint complete all as specified and directed.

M & L for making of lead joints in spigot joints of CI pipeline of 200 mm dia bore by cocking lead wool in the spigot joint, heating lead pig in a pot and pouring the same in joint as per procedure to make the joint complete all as specified and directed.

M & L for providing road cutting of length upto 8 m wherever required with the help of hammer drilling (Breaker) and and making good disturbed surfaces with cement concrete/ bitumen complete all as specified and directed.

M & L for providing valve chamber of size 1200 x 1200 x 1200 mm (internal dimensions) suitable for 150 mm dia bore sluice valve including brick masonry, necessary earth work and excavation, 75 mm thick foundation in PCC 1:4:8 using 40 mm graded stone aggregate, rendering 15 mm thick in CM 1:6 on internal walls and floors and upto 15 mm below ground level externally, coping in PCC 1:4:8 type B1 using 20 mm graded stone aggregate, MS sheet cover made out of 3 mm thick flat iron frame and bracing with locking arrangement and applying two coats of synthetic enamel paint including demolishing existing damaged chamber and removing debris to a distance not exc 50 mtr complete all as specified and directed.

M & L for providing valve chamber of size 900 x 900 x 900 mm (internal dimensions) suitable for 150 mm dia bore sluice valve including brick masonry, necessary earth work and excavation, 75 mm thick foundation in PCC 1:4:8 using 40 mm graded stone aggregate, rendering 15 mm thick in CM 1:6 on internal walls and floors and upto 15 mm below ground level externally, coping in PCC 1:4:8 type B1 using 20 mm graded stone aggregate, MS sheet cover made out of 3 mm thick flat iron frame and bracing with locking arrangement and applying two coats of synthetic enamel paint including demolishing existing damaged chamber and removing debris to a distance not exc 50 mtr complete all as specified and directed.

M & L for providing valve chamber of size 600 x 600 x 600 mm (internal dimensions) suitable for 100/150 mm dia bore sluice valve including brick masonry, necessary earth work and excavation, 75 mm thick foundation in PCC 1:4:8 using 40 mm graded stone aggregate, rendering 15 mm thick in CM 1:6 on internal walls and floors and upto 15 mm below ground level externally, coping in PCC 1:4:8 type B1 using 20 mm graded stone aggregate, MS sheet cover made out of 3 mm thick flat iron frame and bracing with locking arrangement and applying two coats of synthetic enamel paint including demolishing existing damaged chamber and removing debris to a distance not exc 50 mtr complete all as specified and directed.

M & L for cleaning & flushing RCC over head reservoir of capacity upto 75000 gallons at 60 feet staging, removing silt and sludge etc deposited inside the tank, cleaning entire internal surfaces of tank with bleaching powder including flushing with water, writing the capacity of tank and date of cleaning with black and white paint complete all as specified and directed.

M & L for cleaning RCC UG sump reservoir of capacity upto 1,00,000 gallons upto 15 feet below ground level, removing silt and sludge etc deposited inside the sump, cleaning entire internal surfaces of sump with bleaching powder including flushing with water, writing the capacity of sump and date of cleaning with black and white paint complete all as specified and directed.

M & L for cleaning RCC UG sump reservoir of capacity upto 50,000 gallons upto 8 feet below ground level, removing silt and sludge etc deposited inside the sump, cleaning entire internal surfaces of sump with bleaching powder including flushing with water, writing the capacity of sump and date of cleaning with black and white paint complete all as specified and directed.

Supply only calcium based high strength Chlorine granule (60% to 65%), suitable for water disnfection with and including plastic drum of 45 Kg complete all as specified and directed.

M & L for complete removal existing treatment of old painted steel and iron surfaces of pool operating equipments, filteration plants, pumps and motors, etc of any description over 10 cm in width or girth, by scrapping off completely and smoothening the surface with emery paper, and applying two coats of synthetic enamel paint over a coat of red oxide primer as per existing colour / Navy Blue or sky Blue scheme or pattern complete all as specified and directed. Note:- Painting over pump and motors will be measured as 1 sqm for each pump & Motor on the same base frame.

M & L for cleaning of swimming pool floor, side walls and steel ladders using suction sweeper fitted with nylon brush complete all as spacified and directed. Notes : (a) Suction sweeper including brush available at swimming pool installation shall be used. (b) Electricity for running of suction sweeper shall be provided free of cost by department. (c) Repairs to suction sweeper/ foot valves including replacement of bolts, nuts, washers and servicing of suction sweeper pump etc as and when required shall be carried out by the contractor without any extra cost to the department. Quoted rates shall be deemed to be inclusive of the same. (d) The rate quoted shall be deemed to include the charges for divers for cleaning the side walls of swimming pool once during every eighth cleaning.

M & L for cleaning of balancing tank floor and side walls, by scrubbing with brush for removing fungi and washing with water after removing all the sediments collected at the bottom of the tank complete all as specified and directed.

Supplying and adding following chemicals for water treatment to keep the swimming pool water free from fungi and bacteria complete all as specified and directed.

Ferric alum of approved quality, ISI marked

Copper sulphate of approved quality

Soda ash of approved quality Note: 3 kg soda ash shall be added to the pool during every alternative cleaning or as required and directed by engineer in-charge.

Bleaching powder of approved quality, ISI marked Note: 8 kg bleaching powder shall be added to the pool during every cleaning or as required and directed by engineer in-charge.

S & F in repairs FPBC nylon heavy duty, PVC water suction flexible hose pipe of 50 mm outer dia including 4 nos of suitable nipple pieces for swimming pool complete all as specified and directed.

S & F in repairs FPBC nylon heavy duty PVC water suction flexible hose pipe of 40 mm outer dia including 4 nos of suitable nipple pieces for swimming pool complete all as specified and directed.

S & F in repairs swimming pool skimmer net set that includes 1 deep leaf skimmer net, 1 leaf rake with mesh net bag and 1 aluminium telescopic pole cleaning tool complete all as specified and directed.

M & L for servicing of the following control devices/ equipments used for controlling/ cleaning/ measuring at the inlets and outlets of water supply system and making them functional after thoroughly opening, greasing the moving parts, gland rope filling of the similar size and length, tightening the gland plate and reassembling the same for smooth operating complete all as specified and directed.

Sluice Valves of 100/150 mm

Sluice Valves of 75/80 mm

Butterfly valves of any size from 80 to 150 mm

M & L for cleaning RCC UG sump reservoir of capacity upto 25,000 gallons upto 8 feet below ground level, removing silt and sludge etc deposited inside the sump, cleaning entire internal surfaces of sump with bleaching powder including flushing with water, writing the capacity of sump and date of cleaning with black and white paint complete all as specified and directed.

M & L for cutting CI delivery pipeline of 200 mm dia and inserting tee in between and fixing sluice valve of 200mm dia for washout arrangement complete all as specified and directed.

S & F in repairs butterfly valve of the following sizes complete all as specified and directed.

150 mm dia bore

100 mm dia bore

80 mm dia bore

S & F water flow meter in 40 mm dia bore pipeline, class of measurement 'B' complete all as specified and directed. Make: Dashmesh; Kranti or equivalent

S & F water flow meter in 50 mm dia bore pipeline, class of measurement 'B' complete all as specified and directed. Make: Dashmesh; Kranti or equivalent

M/S SOMANATH ENTERPRISES

shubham construction