COMPREHENSIVE MAINTENANCE OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM AND FIRE HYDRANT SYSTEM AT LITTLE BINAGA, KAMAT BAY, BAITHKOL COMPLEX, ANJADEEP AT NAVAL BASE KARWAR

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth and getting out in soft/loose soil for laying/taking out GI pipe line all as specified and directed.

Returning, filling in including spreading, levelling, watering and well ramming in layer not exceeding 25 cm thick in soft/loose soil all as specified and directed.

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as specified and directed.

Taking out old unserviceable GI tubing with all fittings from trenches, walls, floors etc of following sizes all as directed :- Note : Excavation & earth work shall be measured & paid separately under respective item of BoQ.

a) 100 mm bore

b) 80 mm bore

c) 50 mm bore

d) 40 mm bore

e) 25 mm bore

Laying only in new or old position in walls and floors GI tubing obtained from item No 4 (c) to 4 (e) here-in-before including cleaning of pipe including replacement of unserviceable fittings such as bends, elbows, tees, sockets etc all as directed by Engr-in-charge of following size:- Note: Fittings required shall be provided by the contractor. Unit rate quoted shall be deemed to include for the same.

(a) 50 mm bore

(b) 40 mm bore

(c) 25 mm bore

Laying only in new or old position in trenches GI tubing obtained from item No 4 (a) to 4 (d) here-in-before including cleaning of pipe including replacement of unserviceable fittings such as bends, elbows, tees, sockets etc all as directed by Engr-in-Charge of following size:- Note : 1. Fittings required shall be provided by the contractor. Unit rate quoted shall be deemed to include for the same. 2.Excavation & earth work will be measured & paid separately under respective item of BoQ.

a) 100 mm bore

b) 80 mm dia bore

c) 50 mm bore

d) 40 mm bore

Supply and fix GI tubing medium grade galvanised with all fittings and laid in walls, roof, ceiling or laid in floors etc all as specified and directed for the following sizes:-

a) 50 mm bore

b) 40 mm bore

c) 25 mm bore

Supply and fix GI tubing medium grade galvanised with all fittings and laid in trenches all as specified and directed for the following sizes:- Note : Excavation & earth work will be measured & paid separately under respective item of BoQ.

a) 100 mm bore

b) 80 mm dia bore

c) 50 mm bore

d) 40 mm bore

Taking out old unserviceable PVC/UPVC/CPVC pipe with all fittings from ceiling/walls/floors etc of following sizes all as directed :-

(a) 50 mm bore

(b) 40 mm bore

(c) 25 mm bore

Supply and laying of UPVC pipe SDR 11 & Plain UPVC SDR 11 fittings on walls/ceiling or laying in floors/trench complete all as specified for the following sizes :-

(a) 50 mm bore

(b) 40 mm bore

(c) 25 mm bore

Supply and fix in repairs gun metal gate valve ISI marked with iron wheel head screwed both ends for iron pipe of the following sizes all as specified and directed:-

(a) 50 mm bore

(b) 40 mm bore

(c) 25 mm bore

Supply & fix in repairs 20 mm dia float valve with PVC ball with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe 20 mm dia complete all as specified & directed.

Supply & fix in repairs 25 to 32 mm dia float valve with PVC ball with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe 25 mm dia complete all as specified & directed.

Disconnecting over head PVC service tank connections of any capacity such as inlet pipe/outlet/overflow pipe connections of any size 25 to 50 mm, repairs to leakage of tank through inlet/outlet connections by cutting the over size hole and material and labour for GI pipe fittings such as GI nipple, unions, sockets, reducers, check nuts etc. of size 25 to 50 mm including rubber/fibre packing reconnecting, positioned the tank in its positions all as directed by Engr-in-Charge.

M&L for repair to fire hydrant valves of size 63/80/100 mm dia and shifting at civil workshop by transport, opening up the defective valves and taking out spindle and gate from sluice valve and removing the old threads by grinding and making a new threads by brass welding, turning & polishing to the spindle at civil workshop on grinding machine as per original threads and refixing the same at position and testing complete all as specified and directed by Engr-in-Charge.

Taking out old unserviceable DI/CI pipe with all fittings from trenches or above ground level of following sizes all as directed :-

a) 100 mm dia bore

b) 150 mm dia bore

c) 200 mm dia bore

d) 250 mm dia bore.

Laying only DI/CI pipe new or old position obtained from item No 16(a) to (d) including cleaning of following sizes :-

a) 100 mm dia bore

b) 150 mm dia bore.

c) 200 mm dia bore.

d) 250 mm dia bore.

Supply, laying and testing ductile iron tubing class K-7 with all fittings in trenches all as specified and directed for the following sizes :-

a) 80 mm dia bore

b) 100 mm dia bore

c) 150 mm dia bore.

d) 200 mm dia bore.

e) 250 mm dia bore.

M&L for bends any type (radius and angle), tapers any type (straight, bend, increasing, decreasing or double socket etc), tee pieces single branch, 'Y' junction, double branch, cross, collars, caps and plugs all ends flanged/sockets or socket and spigot upto 300 mm dia bore complete all as specified and directed by Engr-in-Charge.

M&L for rubber gasket joints with all jointing materials complete all as specified and directed for the following sizes:-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm dia bore.

(e) 250 mm dia bore.

M&L for lead wool joints with all jointing materials like lead wool & spun yarn complete all as specified and directed for the following sizes:-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm dia bore.

(e) 250 mm dia bore.

Labour only for breaking reinforced cement concrete chajja or canopy or similar items like cement water storage tank etc not exceeding 12 cm thickness for removing rusted GI pipe of any size and making good etc complete all as specified and directed.

S&F in repairs mild steel nuts & bolts, washer flange etc all as specified and directed.

Supply and topping lubricating oil of grade 220 all specified and directed. Make : Indian oil corporation Servo system -220 or equivalent in Bharat Petroleum or Hindustan Petroleum

Supply and applying grease for pump bearings Make : Indian oil corporation Servogem-3 or equivalent in Bharat Petroleum or Hindustan Petroleum

M&L for preparation of existing painted surfaces of fire hydrant at any area including filling of cavities etc and applying one coat of synthetic enamel paint using spray gun/machine as per colour code including writing hydrant No on fire hydrant etc complete all as specified and directed.

M&L for preparation of existing painted surfaces of motor, pump, water pipe lines complete at Little Binaga & Baithkol pump house and filling of cavities etc and applying one coat of synthetic enamel paint using spray gun/machine as per colour code including writing SM & MES No on pump & motor, indication marking etc complete all as specified and directed.

Supply and fixing in repair canvas hose of length of 15 Mtr with SS Male and female coupling of size 63/80/100mm dia with GI Binding complete all as specified and directed by Engr-in-Charge..

S&F in repairs gland packing for pump of size 5 HP to 30 HP as per site requirement complete all as specified and directed.

Dismantling and taking out carefully defective spindle from sluice valve of size 80 mm dia and removing the old gate stud by grinding and making it to a shape by brass welding and turning & polishing, greasing, servicing as per original gate stud and refixing the same at position and testing complete all as specified and directed.

All as per Item No 30 here-in-before but of size 100 mm dia.

All as per Item No 30 here-in-before but of size 150 mm dia.

All as per item No 30 here-in-before but size 200 mm dia

All as per item No 30 here-in-before but size 250 mm dia

S&F in repairs cast iron sluice valve of size 80 mm flanged PN-1.6 ISI conforming to IS :14846 hand wheel operated, stainless steel stem with gun metal parts flanged driller to IS: 1538 non rising stem PN-1.6 completed all as specified and directed.

All as per Item No 31 here-in-before but of size 100 mm dia.

All as per Item No 31 here-in-before but of size 150 mm dia.

All as per Item No 31 here-in-before but of size 200 mm dia.

S&F in repairs water pressure gauge dial type of range 0-12 Kg/Sqcm all as specified and directed.

S&F in repairs water pressure gauge dial type of range 0-16 Kg/Sqcm all as specified and directed.

Supply and fixing chemical resistant rubber pipe of size 15 mm dia complete all as specified and as directed.

S&F in repairs MCB TPN, 40 to 100 Amps, ''C'' series 415 Volts, 3 phase, 10 KA breaking capacity of complete all as specified and directed.

S&F in repairs MCB SPN, 6 to 32 Amps, ''C'' series 230 Volts, single phase, 10 KA breaking capacity complete all as specified and directed.

S&F in repair MCCB 200 Amps 3 Pole 50 KA breaking capacity, 415 volts AC with adjustable thermal magnetic release complete all as specified and directed. Make : Indo Asian, Cat No : 830401 or equivalent in Siemens/Legrand/ Havells/Schneider

S&F in repair MCCB 250 Amps 3 Pole 36 KA breaking capacity, 415 volts AC with adjustable thermal magnetic release complete all as specified and directed.

S&F in repairs cast iron wafer type butter fly valve size 150 mm without lugs, gear operated, stainless steel grade 304 disc, Nitrile/EPDM rubber lining test pressure PN-10/PN16 all as specified and directed.

All as per item No 39 here-in-before but size 100 mm dia

All as per item No 39 here-in-before but size 80 mm dia

S&F in repairs of oil filter suitable for Diesel Engine 72 HP all as specified and directed. Make : Kirloskar or equivalent

S&F in repairs of fuel filter suitable for Diesel Engine 72 HP all as specified and directed. Make : Kirloskar or equivalent

S&F in repairs following spare parts suitable for Diesel Engine 72 HP all as specified and directed. Make : Kirloskar or equivalent

(a) V-belt

(b) Hose clamp

S&F in repairs of heating element suitable for solar water heater of capacity 500 LPD, electric power backup including minor repairs like replacement of gasket, checking of electric connection and minor leakage of water etc as per site requirement all as specified and directed.

S&F in repair 80 mm dia water meter CI body flanged and drilled both ends confirming to IS 2373/81 mechanical driven straight reading incl 80 mm dia CI strainer all as specified and directed.

M&L for dismantling old unserviceable 200 mm dia water meter CI body flanged and drilled both ends with strainer, supply and fixing new water meter 200 mm dia CI body flanged and drilled both ends confirming to IS 2373/81 mechanical driven straight reading incl 200 mm dia CI strainer and testing complete all as specified and directed.

M&L for cleaning the pressure sand filters of capacity 30 Cum/Hour installed at Binga pump house at Naval Base Karwar by opening up the inspection covers, removing the existing filter media, cleaning thoroughly and refilling the same and toping up the deficient filter media of required quantity and fixing back the covers including replacement of existing unserviceable rubber gasket all as directed. Note : Filter media used for toping up will be measured and paid separately under item Srl No 47 & 48 below.

Supply only granular fine pebbles suitable for filter media of pressure sand water filters installed at various pump house at Naval Base Karwar, granular fine pebbles should be free from all types of salts, alkaline materials, minerals, silts, impurities etc complete all as specified and directed.

Supply only quartz coarse sand suitable for filter media of pressure sand water filters installed at various pump house at Naval Base Karwar, quartz coarse sand should be free from all types of salts, alkaline materials, minerals, silts, impurities etc complete all as specified and directed.

S&F in repairs Single Outlet Landing valve (Hydrant Valve) of size 63 mm dia of Straight/Right Angle/Turn Down type made out of gun metal, flanged type, conforming to IS : 5290 along with cast iron hand wheel operated, female instantaneous outlet, ABS Blank cap and chain complete all as specified and directed. Make- Newage/Padmini or equivalent make approved by GE.

S&F in repairs hand wheel made out of cast iron , suitable for sluice valve of size 80 to 150 mm complete all as specified and directed.

S&F in repairs hand wheel made out of cast iron, suitable for sluice valve of size 200 mm complete all as specified and directed.

S&F in repairs 3 way Inlet Breeching, gun metal body having 3 gun metal, 63 mm male instantaneous inlets, fitted with non- return valves with gun metal drain valves, 3 rubber blank caps and chain complete all as specified and directed. Make: Newage/Padmini or equivalent make approved by GE.

S&F in repairs 1 or 2 way Inlet Breeching, gun metal body having 2 gun metal, 63 mm male instantaneous inlets, fitted with non- return valves with gun metal drain valves, 2 rubber blank caps and chain complete all as specified and directed. Make: Newage/Padmini or equivalent make approved by GE.

S&F in repairs water monitor 2.5" gun metal body, 63 mm male instantaneous inlets, rubber blank caps and chain complete all as specified and directed. Make- Newage/Padmini or equivalent make approved by GE.

S&F in repairs rubber seal, blank caps and chain for fire hydrant of any size complete all as specified and directed by Engr-in-Charge.

S&F in repairs hose box made of 18 gauge MS Sheet 800mm x 600mm x 250mm with double door with 4 mm thick glasses and door frame made of 16 gauge MS sheet painted fire red out side and brilliant white inside yard complete all as specified and directed.

S&F in repairs aluminium strip 25 x 3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as specified and directed.

Supply and fixing in repair PVC suction hose of size 50mm dia, with hose clamp complete all as specified and directed by Engr-in-Charge.

Supply and fixing in repair PVC suction hose of size 80mm dia, with hose clamp complete all as specified and directed by Engr-in-Charge.

S&F in repairs cast iron Non return valve of size 100 mm flanged PN-1.6 ISI conforming to IS : 5312 swing type with nitrile rubber flap flanged end to IS: 1538 all as specified and directed.

All as per item No 61 here-in-before but size 150 mm dia

All as per item No 61 here-in-before but size 80 mm dia

Supply and fixing in repair float type level indicator, Range up to 9 Mtr completed all as specified and directed by Engr-in-Charge.

S&F in repairs rotational moulded PVC water storage tank, triple layered, dust proof with ISI marked black/white colour (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-I of capacity 1000 litres including dismantling the existing one all as directed.

Supply and filling coolant all specified and directed. Make : Castrol, Indian oil corporation Servo or equivalent in Bharat Petroleum or Hindustan Petroleum

M&L for preparation of existing painted surfaces of fire hose boxes etc at any area including filling of cavities etc and applying one coat of synthetic enamel paint using spray gun/machine as per colour code including writing hydrant No on fire boxes etc complete all as specified and directed.

M&L for preparation of existing painted surfaces of motor, pump, water pipe lines etc at RDS pump house & Little Binaga and filling of cavities etc and applying one coat of synthetic enamel paint using spray gun/machine as per colour code including writing SM & MES No on pump & motor, indication marking etc complete all as specified and directed.

Supplying and laying of synthetic Rubber insulated mat 2.5 mm thick for voltage upto 11 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as directed.

Supply & filling following chemicals for chlorination/filtration of water:- Note:- (i) The chemicals/materials shall be supplied periodically after obtaining approval of Engr-in-Charge. (ii) Consumed qty of chemical shall be measured and paid separately. (iii) Chemical shall not be used beyond expiry date.

Alum lump grade 1st quality

Calcium based granular disinfectant having chlorine concentration 65%-70%

S&F in repairs of oil filter suitable for 250 KVA DG set all as specified and directed. Make : Kirloskar or equivalent

S&F in repairs of fuel filter suitable for 250 KVA DG set all as specified and directed. Make : Kirloskar or equivalent

S&F in repairs following spare parts suitable for 250 KVA DG set all as specified and directed. Make : Kirloskar or equivalent

(a) V-belt

(b) Hose clamp

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