GE/ALP (8243B) KOLKATA OF 2023-24

Amount

Supply, erection and testing of ISI marked M.S. pipes (Class B) and specials etc. (as per IS:1239) for laying above ground for hydrants and sprinkler system including transportation of materials upto the worksite, cutting the pipes to required length, edge preperation, welding, fixing / erection of pipes with suitable flat/angle iron including specials i.e. bends, tees, reducers, flanges etc. in proper position including all supports as per layout, including hangers for sprinkler piping, jointing by welding, aligning the pipe line, painting with a red oxide primer coat and two coats of synthetic enamel paint fire red colour, providing tapping for pressure gauges and for other instruments etc. Hydrostatic testing of system as specified, flushing & cleaning by water etc. complete as per drawings, as specified and directed for the following sizes :-

25 mm nominal bore

40 mm nominal bore

50 mm nominal bore

65 mm nominal bore

80 mm nominal bore

100 mm nominal bore

150 mm nominal bore NOTE:- (i) The quoted rates shall also include for making holes in masonry/ RCC slab, wall, chases in wall etc. & making good the same to original conditions. (ii) Upto 40 mm dia. pipe threaded forged fittings and threaded joints shall be provided and for 50 mm dia. and above pipes welded joints with MS fittings shall be provided which shall be deemed to be included in the unit rates quoted by contractor.

Excavation in trenches not exc 1.5 m in depth and not exc 1.5 m wide for taking out/ laying CI/GI/DI pipes and getting out in soft/loose soil complete all as specified and directed.

M&L for cutting road, concreate surface for laying of DI/MS pipe and making good of disturbed surface complete all as specified and directed.

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

Returning,filling in including spreading, leveling, watering and well rumming in layers not exc 25 cm complete all as specified and directed.

Taking up ductile iron water mains (including all fittings) of any description of pipe for cleaning/ removing deposited mud, sludge etc including burning out joints and recovering lead or gasket joint for pipes of following size :

DI pipe 150 mm bore size

DI pipe 100 mm bore size

DI pipe 80 mm bore size

Supply and laying centrifugally cast (spun) Ductile iron pressure pipes with double flanged end, class K-9 conforming to IS-8329/2000 (latest revision) with inside cement mortar lining and metalic zinc coating and outside black bitumen coating and having portland cement properties suitable for gasket joints including suitable size of rubber gasket, nuts, bolts and washer but excluding specials complete all as specified and directed.

80 mm nominal bore

100 mm nominal bore

150 mm nominal bore

Supply & installation of ISI marked 63 mm dia. gunmetal Hydrant Valve, flanged inlet with 63 mm female instantaneous outlet confirming to IS : 5290 on the fire wet riser/down comer including making 80 NB pipe connection with riser fixing the landing valves in proper positions, including supply of nuts, bolts, gaskets, caps, chains etc. testing the hydrant and complete all as specified and directed. (MAKE : Firex / Safex / Minimax / Newage)

Single headed

Double headed

Supply, fixing, testing & commissioning of 20 mm bore and 30 meter long hose (Rubber lined dunlop pipe) and hose reel for first aid fire fighting conforming to IS : 884, with full swing drum, fixing brackets, 5 mm dia. shut off gun metal nozzle, 32 mm dia. hand lever operated ball valve, connecting directly from the riser through 32 mm dia. G.I.pipe with sockets, elbows, nipples etc. including providing operating instructions on a metal plate and fixing it near hose reel. The system shall be complete in all respects as per drawings, all as specified and directed. (MAKE : Dunlop / Goodyear or as approved by GE)

Supplying and fixing gun metal ISI marked 63 MM. dia. Instantaneous pattern short branch pipes & 16 mm dia. Nozzle suitable for inter connections to hose pipe coupling as required complete all as specified and directed. (MAKE : Minimax / Firex / Safex / Newage)

Materail and Labour ISI marked RRL (IS : 636 type-II) fire hose pipe 15 meter long and 63 mm dia with ISI marked (IS : 903) gun metal male and female coupling complete as required all as specified and directed. (MAKE:Jayshree / Newage or as approved by GE)

Supplying and fixing brass orifice plates at appropriate places to restrict the pressure up to 3.5 Kg/ Cm2 at different floors on the wet riser system and yard hydrant. It shall be inserted between the tee and hydrant valve. The size of plate being 100 mm or 80 mm (as the case may be), the hole not less than 50 mm. and the thickness shall not be less than 6 mm complete all as specified and directed.

Supplying and fixing 25 mm dia air release valve with brass gate valve, flanges / union, suitable for sprinkler / wet riser / down comer system with all necessary connections complete in all respects, all as specified and directed.

Supply, fixing, testing & commissioning of installation control valve suitable for 150 mm nominal bore assembly complete with Hydraulic Alarm motor & Gong, main stop valve, alarm valve, pressure gauge etc. to complete the system as required, as per manufacturers specifications complete all as specified and directed.

Supply, fixing, testing & commisioning Sprinklers comprises of 15mm dia conventional pattern, 68 Degree Centigrade , quatzoid bulb type pendent sprinklers. The installation shall be complete as per the drawings and requirement of local fire service & as specified and directed. (MAKE : Spray safex / HD or as approved by GE)

Sprinklers rossette

Sprinkler flexible drop 1m

Supplying and fixing standard fire hose cabinet door 1200mm X 900mm X 450mm suitable to fit in the duct made of not less than 16 SWG MS sheet having central opening glassed door (4 mm thick clear glass) including necessary locking arrangement with handle as required including painting (one coat red oxide primer and two coats of synthetic enemal paint fire red colour). The door shall be fixed in the masonry wall or as required, complete all as specified and directed. The words "FIRE HOSE" to be painted on the box.

Supplying, fixing, testing and commissioning of listed and approved and as per IS standards automatic fire Alarm detectors if following types including end of line relay bases whereever required as per specifications including making connections with wires to complete the system :- (MAKE : System Sensor / Apollo / Edward)

Optical/Photoelectric type smoke detectors as per IS : 11360 - 1985 of photo-optic sensing chamber, 12/24 volt D.C., twin visual alarm indicator "Blink" in stand by and "Steady" in alarm (LED's) complete in all respects with base as required , all as specified and directed.

Fixed cum rate of rise temprature type heat detectors as per IS : 2175 - 1988, 57 to 60oC (135oF.) (fixed) and 15oF per minute rate of rise twin visual alarm indicators (LED's) "Blink" in stand by and "Steady" in alarm complete in all respects with base as required, all as specified and directed.

Projected Beam smoke detector with protection range upto 100 meter operating temperature of -22oF to +131oF, caliberated test filter, alarm indicator (local red LED), trouble indicator (local amber LED), normal indicator (local flashing green LED), alignment LED etc., all as specified and directed.

. Supplying, fixing, testing and commissioning of manual call points break glass type housed in 16 SWG sheet steel housing in surface/recess including making connections with wires complete in all respects and as per specifications. The manual call point should have an indicator, which should "blink" in stand by condition all as specified and directed. (Make:MPA/ASC or as approved by GE)

Supplying, fixing, testing and commissioning of electronic hooters (hooters shall also be able to work as public address system sounders) housed in 16 SWG sheet steel housing suitable for wall / ceiling and surface / recess mounting including making connections with wires complete all as specified and directed. (Make : MPA/ASC or as approved by GE)

Supplying ,fixing,testing and commissioning of response indicators pulsating type suitable for operation on 12/24 volts D.C., housed in 16 SWG sheet steel housing suitable for surface/recess mounting including making connections with wires complete in all respects and as per specifications. The response indicator should have an indicator, which should "blink" in stand by condition complete all as specified and directed. (Make : MPA/ASC or as approved by GE).

S&F Concealed or open 20 mm external dia. Rigid non metallic PVC conduit with and including all tees, bends, elbows, reducers, bell mouth tube ends, junctions and terminal boxes and fixing accessories such as couplers, lock nuts, saddles, pipe hook, etc for fire alarm wires complete all as specified and directed. (Cutting chases shall not be measured separately and shall be deemed to be included in unit rate quoted by the contractor against Sch 'A' Part I(Building Work)).

Supply & fixing in position ISI marked nominal bore cast iron double flanged butterfly valves as per IS:13095, suitable for pressure 15 KG/cm2 including transporting to worksite, supply & fixing nuts, bolts, gaskets, flanges & washers etc. including testing, complete of fallowing size all as specified & directed. (MAKE :- KIRLOSKAR /ZALOTO or as approved by GE).

80mm bore

100mm bore

150 mm bore

Supply & fixing in position ISI marked nominal bore cast iron Valves, Sluice, flanged 150 mm of class 1.6 PN IS - 14846 , suitable for pressure 15 KG/cm2 including transporting to worksite, supply & fixing nuts, bolts, gaskets, flanges & washers etc. including testing, complete of fallowing size all as specified & directed. (MAKE :- KIRLOSKAR /ZALOTO or as approved by GE)

Supply & fixing in position ISI marked 150 mm nominal bore cast iron double flanged Non Return Valves as per IS : 5312, part- I, suitable for pressure 15 KG/cm2, including transportation to worksite, supply & fixing nuts, bolts, gaskets and washers etc. complete including testing all as specified and directed.

Supply, installation and testing of cylindrical type flanged air vessel tank, 450 mm dia, 1.0 m long and made out of 6 mm thick M.S. plain black sheet, including necessary welding or riveting as directed, common for all pump sets including flanged connection, suitable supporting legs etc. The air cushion tank shall be provided with stop cock, safety valve, pressure gauge, drain valve, provisions for pressure switches, tested to min 15 KG/cm2 including two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Supply & installation of 4 way 63 mm instantaneous inlet for fire brigade connection and making connection with 150 NB fire fighting wet riser pipe or under ground water tank and fixing inlets with caps and chains in a 4 mm thick glass fronted box of 16 SWG MS sheet, fixing it on the ground level on concrete base or on MS Angle Iron frame, painting with two coats fire red paints over primer coat, completing the work in all respect complete including testing all as specified and directed.(MAKE : Firex / Safex / Minimax / Newage)

Supplying and fixing of Draw out connection in Under ground water storage tank with 150 mm dia. medium grade GI pipe of required length, suction coupling in conformity with local regulations complete in all respects all as specifed and directed.

Supplying and fixing copper strainer at the suction pipes of 150 mm nominal bore fire pumps complete all as specified and directed.

M&L weather proof standard fire hose cabinet (900 mm x 900 mm x 600 mm) outdoor type suitable for accomodating single headed hydrant valve made of not less than 16 SWG MS sheet having central opening glassed door (4 mm thick clear glass) including necessary locking arrangement with handle for housing two nos.15 meter long fire hose pipes, branch pipe and hydrant valve as required including painting (one coat primer and two coat of fire red colour). The cabinet shall be mounted on suitable raised brick masonry built in CM (1:6) platform or on MS Angle iron frame of suitable size and section as desired complete all as specified and directed. The words "FIRE HOSE" to be painted on the box.

Construction of brick masonry valve pit of size 120x120x120cm (internal dimension) of sub class 'B' brick built in cement mortar (1:4) on 200 mm thick PCC 1:4:8 type D2 using 40 mm graded crushed stone aggregate as in bedding and coping, 15 cm thick cement platering in cm (1:4) internally and externally upto 15 cm below ground level and providing valve pit cover with 3mm thick MS sheet welded with 40 x 40 x6 mm angle iron frame fixed on top surface of pit wall on edge of the cover and hinged in one side and providing locking arrangement including complete painting of the corner with two coas of synthetic enamel over one coat of red oxide primer all as specified and directed.

Supplying and laying of ISI marked 25 Sqmm 4 core Aluminium conductor, XLPE insulated, armoured, served, sheathed Cable 1100 V grade with terminal joints by palm or pin type cable sockets (lugs), insulating with tapes, double compression type brass and nickle plated compression glands. On surface, the cable run shall be on MS cable trey or fixed on M.S. clamps etc.of suitable size or as directed complete in all respects, as specified and directed. In case Cable is laid in trenches Excvation and earthwork, Sand cushioning and brick protection shall be measured and paid separately)

Material and labour for F/F point wiring with copper conductor from Ground floor to Top Flore for MCP/Hooter/Control Pannel Board(Control panel Board to Each MCP located at Each flore and hooter) including appropriate size of PVC casing capping/PVC Conduit with all accessoriese for surface/concealed wiring as per existing including 2x1.5 sq. mm + 1x1.0 sq. mm earth wire 1.5 sqmm PVC insulated copper cable 1100 Volts grade.( PVC conduit will measured and paid separately)

S & F 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 (all sockets or socket and spigot) collars, caps and plugs of size up to 200mm dia all as specifeid and directed.

M&L Mild steel cross arms, bracings, supports, clamps, and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending, cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat with red oxide Zinc Chrome and two coats of synthetic enamel paint all as specified and directed.

M&L for painting 150mm/100 mm bore DI/MS pipe line includimg valves fittings, etc after removing old painted/rusted surface by paint removers such as blow lamps, scrapers etc over the surface of pipeline and painting with two coat of synthetic enamelled red colour paint over a coat of red oxide primer and shall be painted with electrical spray machine on directed location complete all as specified and directed.

M&L for fixing Sheet glass of 4mm thickness in hose box door, ordinary quality and glazing with oil putty in rectangular shape n exc 0.5 sqm in each pane complete all as specified and directed.

M&L for painting Hose box, MS pipes with two coats of synthetic enamel paint red in colour over a coat of red oxide primer after removing/ scrubbing old painted/ rusted surface complete all as specified and directed.

Taking down carefully electric driven centrifugal pump set of any capacity from MS channels frame in foundation after disconnecting all pipes / main electric supply from motor starter panel and keeping the MS channel frame at site for repairs/painting and carrying the pump set to nearest repairing workshop including bring back after necessary repair complete all as specified and directed .

Overhauling of centrifugal pump of installed at pump house with cleaning, Greasing, minor repairs to pump & motor including replacement of spares parts like clamps, shaft sleeve, Bearing, Water ring, Inter Stage Ring, PVC Air Vent, Air release nozzles of brass for pump, Water deflector, impeller check nut, Body stud Bolt & Nuts, Coupling PVC Bush, S Nuts and Bolts of iron full thread with washers,Gaskets, etc & connected minor accessories including refixing all disconnected spare parts, checking for alignment with motor and reassembling complete all as specified and directed. Note: Major spares like impeller, shaft, stage bushing, coupling, ball bearing will be measured and paid seperately under respective items.

75 HP 3 Phase .

20 HP 3 phase .

Dismantling and opening the motor from pump set in existing position for carrying out rewinding work with super enamelled copper wire of suitable gauge as per existing conforming to IS 13730 and heat varnishing complete with all other material required for rewinding, re-assembling and refixing the same with pump in original position complete all as specified and directed.

75 HP 3 Phase .

20 HP 3 phase .

Supply only of following spare parts for pump set including motor complete for 75 HP centrifugal pump:-

Impeller CI

Shaft

Stage bushing

Coupling

Ball bearing as per sample

M & L painting of 75/20 HP capacity centrifugal pump set including MS channel after removing old painted/rusted surface by paint removers such as blow lamps, scrapers etc over the surface of motor/pump/MS chanel and painting with two coat of synthetic enamelled paint over a coat of red oxide primer and shall be painted with electrical spray machine and writing MES No. & Capacity by using white paint on painted surface on directed location complete all as specified and directed .

Cleaning of RCC underground sump of fire hydrant pump house of 60000 Gln capacities lifting the excess semi-solid water from the sump, removing the entire deposited sludge, mud, silt etc, applying bleaching power and scrapping the internal wall / floor with wire brush (to remove deposited scales, mud etc from the walls / floors by using suitable tools and plants, manually from the bottom of the tank) , and removing the same at a distance n.exc 50m from site where directed, opening the blocked holes etc before normalising flow of water with and including writing letters with synthetic paint in date " Tank cleaned on ___ date" on each cleaning just below the previous date complete all as specified and directed. Note : Consumption of bleaching power for cleaning of tank shall not be less than 30kg.

S&F PVC insulated, PVC sheathed , stranded copper conductor as in flat submersible water proof cable of size 6 sqmm 3 core 1100 volts grade incl taking down old one complete as specified and directed.

S&F PVC insulated, PVC sheathed , stranded copper conductor as in flat submersible water proof cable of size 10 sqmm 3 core 1100 volts grade incl taking down old one complete as specified and directed.

Supply and fixing in repair fully automatic (FASD)star delta starter along with single phase preventor in powder coated enclosure with PU gasket suitable upto including all electric connection with Ammeter and volt meter on/off & trip indicator including protection against phase failure, phase imbalance, phase reversal complete all as specified and directed. (Make :L&T MU-G75 FASD or equivalent make of BCH/ Havells).

75 HP 3 Phase .

20 HP 3 phase .

Supply and fixing in repair CI screwed end single Air valve size 20 mm dia as per IS:14845, PN-1.6, all as specified and directed.

M&L for carry out General Servicing and Maintenance to diesel engine driven pump / fuel injection pump of capacity 85 HP including B check and service as per manufactures recommendation ,overhauling including replacement of oil filter ,air filter ,gland packing ,diesel filter with replacement of O rings ,Engine Oil and toping up of Coolant up to required level etc which ever be required to making 100 % serviceability of the engine complete all as specified and directed.

M&L for the following item for maintanance of IC Engine pump set :-

Greaves lub oil ,10 Ltr

Lubrication oil filter and element

Filter element with O ring

Fuel insrt with o ring

Fuel Off sol,12V DC with fine

Coolant additive

Battery cable 2 PC set

Oil pressure switch

Tempreture switch

Supply installing testing of battery charger suitable for 150 AH battery all as specified and directed.

Supply fixing installing ,testing in repair of 12 V DC battery 150AH complete all as specified and directed.

Comprehensive maintenance of fire fighting installation installed at CH(EC) complex for high rise buildings including minor repair of all spare parts for smooth operation/ function of plant including greasing, cleaning, adjustment, minor repair of nuts, bolts, washers, etc of centrifugal fire fighting & jockey pump sets etc with other related equipments of the pump house/ installation along with valves including cleaning of inside and outside areas of the respective pump houses, replacement of gland packing, maintenance of suction and delivery pipe line, primary fill up of priming tanks at under mentioned location complete all as specified and as directed. (a) Main pump house fire fighting installation consist of (i) 80 HP electric driven centrifugal pump - 01 Nos (b)Defi Tech pump house fire fighting installation (i) 80 HP driven centrifugal pump set- 02 Nos. (ii) 82.5 BHP diesel engine driven centrifugal pump set- 01 No (iii) Jockey pump set 20 HP- 01 No. Note :- Comprehensive maintenance also include the following:- (i) Pressure testing of fire hydrant at different multistoried building located at II Line. (ii) Daily maintaining of log sheet for pumping set for both electric and diesel engine driven.

Material and labour, for repair / replacement of worn out Gland Packing of pump set / sluice valves / hydrants any make / metal / size including washers of any shape / size to avoid water leakage as indicated including taking out old one complete all as specified and directed.

Dismantling ,Servicing of all multisensor detector with heat and smoke combination photoelectric as per exact locations with the help of manufacturer's instructions and testing for exact fault locations including cleaning through air blower then reinstalling complete all as specified and directed .

S B ENTERPRISE

NICE INFOTECH

M. M. C. AND CO

ELECTRO FREEZE