REPAIR/MAINT OF EXTERNAL WATER SUPPLY INSTLN, CLEANING OF UG RESERVOIR,OH TANK, SUPPLY OF CHEMICAL FOR WATER TREATMENT AND REPAIR/REPLACEMENT OF SECURITY LIGHT HPSV LAMP, FLUROSCENT LIGHT TO LED LIGHT AND CONNECTED ITEM AT MISA UNDER GE (S) TEZPUR

Amount

Excavating in trenches n exc 1.5m wide and n exc 1.5m deep and getting out in soft / loose soil complete all as specified and directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers n. exc. 25 cm complete all as specified and directed

Removing excavated materials n. exc. 50 mm and depositing where directed at a level n. exc. 1.5 above the starting point complete all as specified and directed.

Taking out 100 mm bore GI/CI Water main from trenches and staking at site complete all as directed.

Supply, laying and testing ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for Push - on- joint with inside cement mortar lining, internal metallic zinc coationg and external black bitumen coating of size 100 mm dia duly ISI marked laid in trenches etc complete all as specified and directed.

Taking out 80 mm GI Water main from trenches/wall/ceilings/floor and staking at site complete all as directed.

Taking out 50 mm GI Water main from trenches/wall/ceilings/floor and staking at site complete all as directed.

Taking out 25 mm GI Water main from trenches/wall/ceilings/floor and staking at site complete all as directed.

Taking out 20 mm GI Water main from trenches/wall/ceilings/floor and staking at site complete all as directed.

Taking out 15 mm GI Water main from trenches/wall/ceilings/floor and staking at site complete all as directed.

S&F steel tubes medium grade galvanised 25mm bore with all fittings and fixed complete to walls and ceilings and laid in floors complete all as directed.

S&F steel tubes medium grade galvanised 20mm bore with all fittings and fixed complete to walls and ceilings and laid in floors complete all as directed.

S&F steel tubes medium grade galvanised 15mm bore with all fittings and fixed complete to walls and ceilings and laid in floors complete all as directed.

S&F steel tubes medium grade galvanised 80 mm bore with all fittings laid in trenches complete all as directed.

S&F steel tubes medium grade galvanised 50 mm bore with all fittings laid in trenches complete all as directed.

S&F steel tubes medium grade galvanised 25 mm bore with all fittings laid in trenches complete all as directed.

S&F steel tubes medium grade galvanised 20 mm bore with all fittings laid in trenches complete all as directed.

S&F steel tubes medium grade galvanised 15 mm bore with all fittings laid in trenches complete all as directed.

Supply and Fix sluice valve of size 80 mm dia bore flanged ends drilled type with gun metal spindle incl nut and bolts washer and jointing material complete all as specified of class PN-I.6 ISI marked complete all as specified and directed.

S&F Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 50 mm bore complete all as specified and directed.

S&F Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 25 mm bore complete all as specified and directed.

S&F Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 20 mm bore complete all as specified and directed.

S&F Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 15 mm bore complete all as specified and directed.

Supply and fix non return valve 150 mm dia screwed type ISI marked, including jointing materials and taking out the unserviceable foot valve complete all as directed.

Supply and fix non return valve 100 mm dia screwed type ISI marked, including jointing materials and taking out the unserviceable foot valve complete all as directed.

M&L for DI fittings for spigot and socket pipes of size 100 mm to 350 bore such as 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 complete all as specified and directed.

M&L for construction of valve pit of size 1.2 x 1.2 x 1.2 m (internal diamention) one brick thick wall including MS sheet cover made of MS sheet 3 mm thick and 40 x 40 x 6mm thick MS angle iron frame and locking arrangement and painting with two coats of synthetic enamel paint over a coat of red oxide primer after preparation of surfaces including demolition of existing brick masonry valve pit complete all as specified and directed.

M&L for construction of valve pit of size 0.9 x 0.9 x 0.9 m (internal diamention) one brick thick wall including MS sheet cover made of MS sheet 3 mm thick and 40 x 40 x 6mm thick MS angle iron frame and locking arrangement and painting with two coats of synthetic enamel paint over a coat of red oxide primer after preparation of surfaces including demolition of existing brick masonry valve pit complete all as specified and directed.

M&L for construction of valve pit of size 0.6 x 0.6 x 0.6 m (internal diamention) one brick thick wall including MS sheet cover made of MS sheet 3 mm thick and 40 x 40 x 6mm thick MS angle iron frame and locking arrangement and painting with two coats of synthetic enamel paint over a coat of red oxide primer after preparation of surfaces including demolition of existing brick masonry valve pit complete all as specified and directed.

S&F sluice valve (heavy duty) with SS spindle H/W conforming to IS 14846 both end flanged class PN 1.6 of size 150 mm dia incl necessary nuts,bolts washers and gasket complete all as specified and directed.

S&F sluice valve (heavy duty) with SS spindle H/W conforming to IS 14846 both end flanged class PN 1.6 of size 100 mm dia incl necessary nuts,bolts washers and gasket complete all as specified and directed.

Supply and fix cast iron foot valve 50 mm dia screwed type ISI marked, as per IS 4018, including necessary rubber gasket, nut bolt,and taking out the unserviceable foot valve complete all as directed.

Supply and Fix CI butterfly valve 150 mm dia without lugs, lever operated CI disc, EPDM rubber lining including taking down old u/s one.

Supply and Fix CI water type butterfly valve 100 mm dia without lugs, lever operated CI disc, EPDM rubber lining including taking down old u/s one.

Taking out 150 mm bore GI/CI water main from trenches and staking at site complete all as directed.

Supply, laying and testing ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for Push - on- joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating of size 150 mm dia duly ISI marked laid in trenches etc complete all as specified and directed.

Supply only Calcium Hypochlorite calcium based high strength granular chlorine having 65 % - 70 % chlorine content packed in 45 Kgs PVC sealed container, superior quality suitable for treatment of drinking water and swimming pool ( Much more stable than chlorine gas, bleaching power and sodium hypochlorite) all as specified and directed. NOTE :- Approval of chemical (calcium hypochlorite) shall be given after verifaction of test certificates of chemical of various manufactures and other factores like chemical and safety and health hazard aspects of usage of chlorination . Make of the chlorination of chemical must be stated in production of certificate duly certified by govt laboratory conforming compliance of specification suitable for drinking water with a declartion from the laboratory that from the technical strengh stability health safety and operation point of view , this product is used for drinking water applications for consumption by humans and the brand/make of calcium hypochlorite is suitable for drinking water chlorination and its sample has been tested by Govt Laboratory. Traditional means of chemical shall be used subject to fulfil the parameters specified in the manual on water supply and treatment (Third edition May 1999) issued by Central Public Health and Environmental Engineering Organisation (CPHEEO), Ministry of Urban Development New Delhi. The contractor shall produce manufacturers "Certificate of Compliance" indicating date of manufacturer in original alongwith every consignment of supply. Test certificate from Govt approved Test Laboratory shall accompany with every consignment of supply to ensure that the materials supplied are in with conformity with relevant IS. Make : As per approvals E-in-C's Branch/HQ CE Eastern Command

Supply only multi-cavity water sanitiser / conditioning station with proportional dosing arrangement at zero discharge of the following specifications and directed:- (a) MOC: Non-Metallic, Maximum Temperature: 45 degree Centrigrade, Operation: Power-free Automatic, Dosing pattern: Proportional, Capacity: 100 litres to 200 litres, Tank lid must have provision for mounting dosing pump on the lid / wall, Cavities are complete with lids, Attachments: (i) Overflow Valve, (ii) Water Inlet Valve, (iii) Outlet Valve (for offline automated gravity flow) (iv) Drain Valve. Make:-Altoch Dosing System Model ADS - PRO compatibility : stequa 411 AE Refill/Prefill Total refill or as per approval of E-in-C's Branch / HQ CE Eastern Command Kolkata

Supply only Refill: Chlorine tablets contained in plastic cylindrical sealed disposable sanitiser refill for disinfection of drinking water, suitable for operation through recommended dosing system. (i) Replacement indication: visual & weight variation (ii) Water contact orifice design: sealed when dry, exposed upon immersion (iii) Operation type: Non contact, non inhalatory (iv) Cylinder dia: 2.5 inches + 0.5 inches (v) Cylinder height : Minimum 10.0 inches + 0.5 inches (vi) Operational stipulations: (a) Heavy metal (Pb & Hg) contamination in the product media must be BDL as per AAS data (b) Minimum volume of water disinfected by each Chlorine tablets Refill to obtain disinfection activity of 1 ppm on spot (Influent water quality variation, ambient & site condition variations apply) as per absorbance data generated at λmax 515 nm. Three Hundred Fifty Thousand litres. (c) Stability : Active ingredent stabilty (when stored at 25-45 degree Centigrade temp) must be at least 98% after one year as per data generated by accelerated Stability test protocol. (d) Safety & health hazard aspects on usage of the product media for regular drinking water disinfieciton: Heavy Metal contaminants (like Mercury & lead) in product media must be below detectable limit (BDL), and the product must pass the Acute Toxicity test (to specially confirm non toxicity for mammalian cells), based on which the product must be considered sate to use form human health safety point of view and freedom from toxicity when used in drinking water disinfection in recommedned dosage. (e) The refills must ensure infrastructural safety (as per date generated by Electrolytic Conductivity (µs/cm) test protocal) and operators health safety (f) Chlorine tablets Refill must be complaint with operators health safety considering regular exposure. The brand and make of the sanitiser must be stated and certified by a laboratory /study centre of any Govt. University. Make:- Declibac Stequa 411 AE or as per approval of E-in-C's Branch / HQ CE Eastern Command Kolkata

Supply only comparator with lid, 30 tablets x pH RAPID, 30 tablets x Chlorine RAPID 1 instruction sheet, 1 plastic box. Note: pH range: 6.8-7.0-7.2-7.4-7.6-7.8-8.0-8.2. Chlorine range: 0.1-0.3-0.4-0.5-0.6-0.8-0.9-1.0-1.5-2.0-3.0. Make:- Declibac Stequa Purity Verifier 41021(Item code: PVFC 3041021) or as per approval of E-in-C's Branch / HQ CE Eastern Command Kolkata

Supply only Packet of 100 tablets pH RAPID as directed . Make:- Declibac PVPH 41021 for STEQUA Purity Verifier 41021 or as per approval of E-in-C's Branch / HQ CE Eastern Command Kolkata

Supply only Packet of 100 tablets Chlorine RAPID as directed . Make:-Declibac PVFC 41021 for STEQUA Purity Verifier 41021 As per approval of E-in-C's Branch / HQ CE Eastern Command Kolkata

Supply of only soda ash superior quality suitable for treatment of water complete all as specified and as directed.

Supply of only Alum Crystal Non-ferric with 85% purity complete all specified and directed.

M&L for Bacteriological/Chemical testing of Raw/treated water sample collected from different take over points at various water supply installations by the representating of natural testing labouratory (Govt Approved) and furnishing of detail report as per IS 10500 : 1991 indicating quality of water sample by provision of water quality parameters such as PH value, Chlorine, turbidity, iron etc. complete all as specified and directed. Note: Payment to the contractor shall be made only after furnishing the report.

M&L for re-winding of 22.5 HP Submersible motor after lifting up of submersible pump set including column pipe from bore well, disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as directed.

M&L for re-winding of 15 HP Submersible motor after lifting up of submersible pump set including column pipe from bore well, disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as directed.

M&L for re-winding of 15 HP induction motor disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as directed.

M&L for re-winding of 5/7.5 HP induction motor after disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as directed.

S&F in repair fully automatic star delta starter 22.5 HP in sheet steel encloser type MN with single phase protection feature AC 3 Phase 415 Volt 50 Hz.

S&F in repair fully automatic star delta starter 15 HP in sheet steel encloser type MN with single phase protection feature AC 3 Phase 415 Volt 50 Hz.

S&F in repair DOL starter 5.0/7.5 HP in sheet steel encloser type MK with single phase protection feature AC 3 Phase 415 Volt 50 Hz. Make L&T, CAT No. SS96211

S&F in replacement 1100 Volts grade heavy duty cable PVC insulated standred twin core flat or circular aluminium conductor of size 4 Sqmm, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including 4 mm suspension wire complete all as specified and directed.

Supply and fixing LED street lights not less than 25W with a single piece of pressure die cast aluminium housing and secondary optics and individual LEDs for a better light distribution and control with IP66 degree of protection and integrated driver with 10KV surge protection complete as per manufacturer's instructions.Make Jaquar/Philips/Wipro

Supply and fixing LED street lights not less than 30W with a single piece of pressure die cast aluminium housing and secondary optics and individual LEDs for a better light distribution and control with IP66 degree of protection and integrated driver with 10KV surge protection complete as per manufacturer's instructions.Make Jaquar/Philips/Wipro

Supply and fixing LED street lights not less than 60W with a single piece of pressure die cast aluminium housing and secondary optics and individual LEDs for a better light distribution and control with IP66 degree of protection and integrated driver with 10KV surge protection complete as per manufacturer's instructions.Make Jaquar/Philips/Wipro

Supply and fixing LED street lights not less than 70W with a single piece of pressure die cast aluminium housing and secondary optics and individual LEDs for a better light distribution and control with IP66 degree of protection and integrated driver with 10KV surge protection complete as per manufacturer's instructions.Make Jaquar/Philips/Wipro

Supply and fixing LED fitting 20 watts 6000k very high efficiency enviormental friendly long life mounting on PVC round/square PVC block and making all connection using three core PVC insulated copper conductor muilti strandard flexible cable drawn through in PVC flexible conduit pipe from fitting to ceiling rose complete all as specified and directed. Make Jaquar/Philips/Wipro

S&F in replacement of decorative Trim Clipon LED Panel light not less than 9Watt, 6500 K unique slimmest recess com surface panel, soul made up of high grade unbreakable polycorbonate material all as specified and directed. Make Jaquar/Philips/Wipro

M & L for making swan neck end size of not exc. 32mm GI pipe for mounting street light at top of existing LT pole including Clamp, cutting, welding, reaming, finishing ,bending in appropriate size at existing location as directed .

M/S SR BUILDERS