PROVN OF HOT WATER SUPPLY AT AF STN LEH

Amount

B/R works Design,supply, fabrication and erection of PEB/site fabricated steel structure (including foundation, wall and flooring) of clear plan internal dimension of 10 metre x 8.00 metre and 3.2 metre clear eaves/ceiling height including the following:- (a) No coloumn should be provided in clear plan indicated 10m x 8m. (b) Steel building shall have minimum one door of size 2.00m x 2.10m with necessary hinges, handles and locking arrangement.. (c) CGI sheet/ Galavulume corrugated sheet of required thickness to be provided on roof and on wall cladding for wind and weather protection. (d) Steel building should have RCC foundation required for steel building with minimum M-30(Design mix) and same shall be designed with SBC 15t/Sqm at 1.5m below natural ground level.The latest IS code to be followed. (e) Steel structure/PEB shall be designed as per IS-800 latest version considering the worst combination of dead load, live load, wind load, snow load, earthquake and other load/factor as per Air force staion Leh area.Latest IS code shall be followed to conform Load calculation (f) Plinth height of building should be 300mm, alround by stone masonry in CM 1:6, rendering 15mm thick in cement mortar 1:4 externally and two coat of cement base paint over a coat of primer externally on plinth area, Floor shall be 50mm thick PCC in 1:2:4 type B-1, over 100mm thick PCC 1:3:6 type C-2, over 150mm thick hard core of broken stone or boulder of gauge not exceeding 63mm. (g) PEB/steel structure shall be painted with two coats of synthetic enamel paint over a coat of red oxide primer. (h) The design of PEB/steel structure as well as of foundation shall be produced by Contractor duly vetted from IIT/NIT and got approved from Accepting Officer before execution.

E/M works Supply, fixing, commissioning and testing of hot water generator capable of delivering a heat output 1,00,000 KCal/Hr using HSD oil with out let temp 90-95 degree celcius and efficiency more than 90% complete in all respect, including following item of work: (a) Heater unit : Heat exchanger, consisting of closely wound, helical, concentric coils, arranged to give adequate No of passes on flue gas and made of ERW tubes, conforming to IS 3059 Part-I, suitable for high temperature all as per manufacturer's design and or required head and capacity. (b) Pressure jet burner : Suitable for light oil firing with stepless modulation mechansim all as per manufactures design and of required head and capacity. (c) Combusion air fan with drive motor assembly all as per manufacturer's design and of required head and capacity. (d) Control Panel: Dust protected pre-wired unit mounted air cooled control panel housing a burner management system, switchgear consisting of contactor overload relays, fuses and MCBs etc, all as per manufacturer's design and of required capacity. (e) Circulating pumps. Centrifugal water circulating pumps suitable for high temperature operation coupled with electric motor drive, mounted on common base frame all as per manufactures design and of required head and capacity. (h) Fuel Pump: with drive motor assembly all as per manufacturer's design and of required head and capacity. (j) Oil Line: With duplex filters on fuel line at the inlet of fuel pump. Y strainer on fuel line between fuel pump and burner, non return valve on fuel pump outlet and bypass line, non return valve on modulation and circulation line, fuel oil regulation valves for burner modulation, burner solenoied valve, fuel oil pressure gauge at burner inlet, fuel pressure gauge on bypass line etc all as per manufacture design and required heat and capcity. (k) Burner programmer with matching flame sensor all as per manufacturer's design (l) Hooter mounted on control panel for auidible safety alarm all as per manufacturer's design (m) Temp indicator cum switch for high stack temp alarm for flue gases all as per manufacturer's design.(n) Chimney: 10 mtr heigh chimney above building roof made out of 3mm thick MS sheet including flue gas duct all as per manufacturer's design. (o) Design and installation of Diesal fuel storage tank of capacity 500 ltr made out of 5mm thick MS sheet complete with supply arrangement for topping up of service tank including lifting pump set suitable, control/drain valves complete, all as specified and as directed. (p) Supply and installation of pump set with motor electric driven reciprocating type of 3 HP motor with suction and delivery of size 50x40 mm complete all as specified and directed -2 Nos NOTE:- All interconnections of water lines between storage tank , boiler units, fuel lines interconnection including necessary fittings/ accessories with in plant room is deemed to be with in scope of work.

Supply, fixing, commissioning and testing of hot water generator capable of delivering a heat output 50,000 KCal/Hr using HSD oil with out let temp 90-95 degree celcius and efficiency more than 90% complete in all respect, including following item of work: (a) Heater unit : Heat exchanger, consisting of closely wound, helical, concentric coils, arranged to give adequate No of passes on flue gas and made of ERW tubes, conforming to IS 3059 Part-I, suitable for high temperature all as per manufacturer's design and or required head and capacity. (b) Pressure jet burner : Suitable for light oil firing with stepless modulation mechansim all as per manufactures design and of required head and capacity. (c) Combusion air fan with drive motor assembly all as per manufacturer's design and of required head and capacity. (d) Control Panel: Dust protected pre-wired unit mounted air cooled control panel housing a burner management system, switchgear consisting of contactor overload relays, fuses and MCBs etc, all as per manufacturer's design and of required capacity. (e) Circulating pumps. Centrifugal water circulating pumps suitable for high temperature operation coupled with electric motor drive, mounted on common base frame all as per manufactures design and of required head and capacity. (h) Fuel Pump: with drive motor assembly all as per manufacturer's design and of required head and capacity. (j) Oil Line: With duplex filters on fuel line at the inlet of fuel pump. Y strainer on fuel line between fuel pump and burner, non return valve on fuel pump outlet and bypass line, non return valve on modulation and circulation line, fuel oil regulation valves for burner modulation, burner solenoied valve, fuel oil pressure gauge at burner inlet, fuel pressure gauge on bypass line etc all as per manufacture design and required heat and capcity. (k) Burner programmer with matching flame sensor all as per manufacturer's design (l) Hooter mounted on control panel for auidible safety alarm all as per manufacturer's design (m) Temp indicator cum switch for high stack temp alarm for flue gases all as per manufacturer's design.(n) Chimney: 10 mtr heigh chimney above building roof made out of 3mm thick MS sheet including flue gas duct all as per manufacturer's design. (o) Design and installation of Diesal fuel storage tank of capacity 500 ltr made out of 5mm thick MS sheet complete with supply arrangement for topping up of service tank including lifting pump set suitable, control/drain valves complete, all as specified and as directed. (p) Supply and installation of pump set with motor electric driven reciprocating type of 3 HP motor with suction and delivery of size 50x40 mm complete all as specified and directed -2 Nos NOTE:- All interconnections of water lines between storage tank , boiler units, fuel lines interconnection including necessary fittings/ accessories with in plant room is deemed to be with in scope of work.

Supply, Design and installation for cold Water storage tank of capacity 5000 Ltrs, fabricatedout of 10mm thick MS sheet/plate for shell and end plate complete with inlet cold water from water supply installation flanges welded at proper places to suit equipment/system feeding system and man hole of 600mm dia with neck raised to 200 mm and provided with welded MS flange 10mm thick with drilled holes and top lid of 10 mm thick with hole nuts, bolts washers and 6mm thick gasket, painted with 2 coats of anticorrosive paint over a coat of red exide primer complete all as specified and as directed.

Supply, Design and installation for cold Water storage tank of capacity 2000 Ltrs, fabricatedout of 10mm thick MS sheet/plate for shell and end plate complete with inlet cold water from water supply installation flanges welded at proper places to suit equipment/system feeding system and man hole of 600mm dia with neck raised to 200 mm and provided with welded MS flange 10mm thick with drilled holes and top lid of 10 mm thick with hole nuts, bolts washers and 6mm thick gasket, painted with 2 coats of anticorrosive paint over a coat of red exide primer complete all as specified and as directed.

Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth and not exceeding 10Sqm on plan and getting out in hard/dense soil, trimming sides, leveling bottom, watering and well ramming bottom, complete all as specified and directed.

Returning, filling in trenches (soil), including spreading, leveling and well ramming in layers not exceeding 25 cm thick, complete all as specified and directed.

Removal of surplus excavated soil to a distance not exceeding 50metre and depositing where directed at a level not exceeding 1.5metre above the starting point, complete all as specified and directed.

Supply and fix, 50mm bore Steel water tubing heavy class grade galvanised ( ISI marked) with all fittings( such as bends elbows, Tee, short pieces, connectors back nuts, diminishing pieces, caps and plug, unions etc), complete all as specified and directed.

Supply and fix, 40mm bore Steel water tubing heavy class grade galvanised ( ISI marked) with all fittings( such as bends elbows, Tee, short pieces, connectors back nuts, diminishing pieces, caps and plug, unions etc), complete all as specified and directed.

Supply and fix, 25mm bore Steel water tubing heavy class grade galvanised ( ISI marked) with all fittings( such as bends elbows, Tee, short pieces, connectors back nuts, diminishing pieces, caps and plug, unions etc), complete all as specified and directed.

Supply and fix gun metal, gate valves of 25mm dia , with iron wheel head, screwed both ends for GI pipecomplete all as specified and directed.

Supply and fix gun metal, gate valves of 40mm dia , with iron wheel head, screwed both ends for GI pipecomplete all as specified and directed.

Supply and fix gun metal, gate valves of 50mm dia , with iron wheel head, screwed both ends for GI pipecomplete all as specified and directed.

Supply and fix cast iron air release valves with single air outlets, conforming to IS 14845 of size 50 mm dia bore and fixing up in cast iron water supply mains of size 50mm dia complete all as specified and directed.

Supply and fix valve reflux with by pass arrangement , 50mm (2") dia complete all as specified and directed.

Supply and fix, PUF insulation of 50mm thickness with 40kg/Cum density including 26SWG plain Aluminium cladding for steel tank of capcity 10000/ 5000 Litres. complete all as specified and directed.

Material and Labour for Kaiflex insulation including with all fittings of size 70 mm inner dia and 19 mm thick to be fixed on 50/40 mm GI pipe including jointing material such as solvent, adhesive , tape insulation, polyglass tape and resin+ hardener two coats as per manufacturer complete all as specified and directed.

Material and Labour for Kaiflex insulation including with all fittings of size 20 mm inner dia and 19 mm thick to be fixed on 25/20 mm GI pipe including jointing material such as solvent, adhesive , tape insulation, polyglass tape and resin+ hardener two coats as per manufacturer complete all as specified and directed.

Material and Labour for PUF Insulated cylindrical double layer water storage tank of capacity 300 Ltr along with hinged top lid of same material with locking arrangement with following specifications: (a) Inner tank will be double layered HDPE tank of relevant IS specification. (b) Outer 5mm thick FRP joint less casing. (c) Outlet to be fixed at the time of casting of tank. (d) Thickness of PUF insulation -75mm (e) Minimum density of PUF Insulation - 40kg/m³ ± 2 kg/m³ (f) Resin of relevant IS specification to be used.

Material and Labour for PUF Insulated cylindrical double layer water storage tank of capacity 200 Ltr along with hinged top lid of same material with locking arrangement with following specifications: (a) Inner tank will be double layered HDPE tank of relevant IS specification. (b) Outer 5mm thick FRP joint less casing. (c) Outlet to be fixed at the time of casting of tank. (d) Thickness of PUF insulation -75mm (e) Minimum density of PUF Insulation - 40kg/m³ ± 2 kg/m³ (f) Resin of relevant IS specification to be used.

Supply and Laying CPVC pipes SDR11 suitable for hot and cold water application and plain CPVC SDR 11 fittings on walls/ceiling or laying in floor of outer dia 20mm complete all as specified and directed.

Supply and fixing CPVC brass elbow suitable for CPVC pipe 20 mm outer dia complete all as specified and directed.

Supply and fixing CPVC brass tee suitable for CPVC pipe 20 mm outer dia complete all as specified and directed.

Supply and fixing CPVC tank adaptor suitable for CPVC pipe 20 mm outer dia complete all as specified and directed.

Supply and fixing CPVC union suitable for CPVC pipe 20 mm outer dia complete all as specified and directed.

Material and labour for construction of valve chamber of size 120x 120 x 120 cm deep dimensions (Over all internal dimension) with PCC foundation, block masonry walls, Plastering, PCC Coping, white washing, mild steel chamber cover, painting to chamber cover including Excavation and earth work in any type of soil complete all as specified below:-Valve chamber shall be provided with the following specifications:- (i) Cement concrete for foundation (1:4:8) type D2 using 40mm graded stone aggregate 150 mm thick extended up to 150 mm beyond the outer face of stone masonry.(ii) Walls of valve chamber 230 mm thick with precast cement concrete (1:3:6) type C-1 (using 20mm graded stone aggregate) using block masonary setting in CM 1:4 complete. (iii) Internal and exposed surfaces of valve chamber both concrete and block masonry surface shall be plastered with CM (1:4), 15 mm thick finished even and smooth and three coats of white wash on exposed plastered/coping surface.(iv) 50 mm thick coping in PCC 1:3:6 type C1 over block masonry wall.(v) Chamber cover shall be of 6 mm thick MS sheet with 30 x 30 x 5 mm size angle iron frame with hold fast and locking arrangement. Steel surface shall be painted with two coats of synthetic paint of first quality over one coat of red oxide primer complete all as specified and directed.

Supply and installing Pumping sets, centrifugal, electric driven, 3 phase, 415 volts of suction x delivery (50x40mm) , 3000 RPM Head 36-51 mtrs and discharge 260-120 complete upto 5WHP complete including PCC foundation as per manufacturer's recommendation, complete all as specified and directed.

Supply, laying, jointing, testing and commissioning of Low Tension (LT) XLPE insulated, armoured, heavy duty, electric power cable, cross sectional area 16Sqmm 4core aluminum conductor 1100volts grade under ground cable including both side connection with cable lugs etc, laid in trenches, along poles or passing through pipes or laid under floor or through walls etc, complete all as specified and as directed. Note(s): Excavation & earth work, sand cushioning and PCC cover for protection of cable shall be measured and paid separately.

Material and labour, sand cushioning with a layer of dry river sand, 80mm thick before laying of cable and 150mm thick (punned down to 100mm thick) after laying of cables, in trenches/ducts, complete all as specified and directed. Note : Punned down thickness (overall 18cm), shall be considered for measurement and payment.

Supplying and laying, factory made unreinforced precast concrete cable cover LV type-1, flat, of size 250x150x40mm, laid flat and dry in trenches over the cable for protection, length perpendicular to the direction of cable adjacent to each other, complete all as specified and directed.

Material and labour for Earthing complete with galvanised steel earth electrode plate of size 600x600x6mm thick, burried directly in ground(earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.50m below normal ground level, connected to galvanised iron strip of size 25 x 4 mm as earth lead up to test point with suitable GI nuts/bolts and brazed properly up to main board including earth pit in cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregates,40mm thick precast RCC cover in 1:2:4 reinforced with expanded metal(weight not less than 4 kg/sqm), and frame of angle iron 25x25x6mm with lugs 02 Nos with 6mm dia MS bar handle made to shape, excavation and earth work in any type of soil and including medium grade GI watering pipe 20mm bore with funnel and wire mesh and medium grade GI earth wire protection pipe 40mm bore up to main board complete as shown in electrical plate No 3 of MES schedule Part-I , connected to earthing testing point and testing on completion complete all as specified and directed by Engr-in-charge. Note: (i) The unit rate includes GI pipe up to 7.5m for protection of earth lead.(ii) The unit rate includes main earthing lead/strip from earth electrode to test point up to 7.5 metres

VIMAL TRADERS AND SUPPLIERS

national engineering

M/S HIGHLAND ENGINEERING

Intrernational Engineers