8374 SUPPLY AND DOSING OF CHLORINE DISINFECTANT FOR DRINKING WATER, REPAIR REPLACEMENT OF DOSING PUMP AND OLD UNSERVICABLE DISTRIBUTION PIPELINES INCL ALLIED WORKS AT VARIOUS LOCATION UNDER AGE EM OF GE BENGDUBI MIL STN

Amount

SCHEDULE 'A'

Taking sample of water from jack well/filter house and getiing tested from PHED, Raw water test to be carried out by Directorate of PUBLIC HEALTH ENGINEERING OFFICE by collection of sample from source of water physical and chemical and BACTERIOLOGICAL ANALYSIS to be carried out in every months and report shall be submitted to Engineer-in-Charge duly signed.

Supply and dozing calcium Hypochlorite having 60% - 70% available chlorine content in granular from (calcium based granular disinfectant) for water treatment (Drinking water and swimming pool) packed in factory sealed HDPE container 45 Kgs each drum complete all as specified and as directed. Make: - As per E-in-C approved.

Supply only the following materials for daily maintenance of water supply installation :-

Supply only Bleaching powder Grade-I, IS-1065:1989 (used in drinking water), stable dry free flowing white in appearance without hard lumps and visible impurities in laminated high density polythene bags of 25 Kg scapacity of each bags. Make:- ADITYA BIRLA CHEMICALS LTD(DC) / RAMCO / GRASIM / DCM OR ANY MAKE APPROVED BY E-IN-C's BRANCH

Supply only PVC mug 1 ltrs capacity. Make- Cello

Supply only PVC bucket 20 ltrs Make- Cello

Supply only item No S411AE, ItemType C, Item Name - STEQUA411 AE REFILL, Specification:-Chlorine tablets contained in plastic cylindrical sealed disposable sanitiser refill for disinfection of drinking water with arrangement for controlled release of disinfectantin water, suitable for operation through recommended dosing system. Replacement Indication-visual and weight variation operation type-Non Contact, Non Inhalatory, Heavy Metal Contaminants (like Mercury and Lead) inproduct media must be Below Detectable Limit (BDL) and the product must pass through Acute Toxicity test (to specially confirm non Toxicity for Mamalian cells) based on which the product must be considered safe to use from human health safety point of view and freedom from toxicity when use dindrinking water disinfection, inrecommended dosage. The Brand and Make of the Refill must be stated and certified by a laboratory/ study centre of any State University (a University established or incorporated by Provisional Actor Bya Sate Act) having infrastructural facilities to conduct the tests by above methods, confirming compliance to all the above opertional stipulations with a declaration from the laboratory, that the product is safe to use from safety point of view used for drinking water disinfectin in recommended dosage compelete all as specified. (Make: Declibac Technologies Pvt Ltd/ Potter & Watts/ Brio Zing)

Taking down Unserviceable and defective dosing pump after disconnecting electrical connection and inlet /outlet pipe line and transpotation to workshop for repair works and repairing reassembling the dosing pump system with replacement of unserviceable parts and installing the same in the existing position after successful repair and testing compelte all as specified and directed.

Supply and fixing in repair the following spares for dosing pumps at various water supply installation including taking down of unserviceable one:-

Pump Tube Part No. MCCP207 (Set of 5 Pcs)

3/8 " white suction/Discharge tubing Part No. MAL T002

Injection Check Valve 3/8" Part No.MCINJ38 (Set of 5 Pcs)

Check valve duckbill (Pack of 5)

Weighted suction line strainer 3/8" Part No. ST138

Roller Assembly MC 3A SYD. (Set of 4 Pcs)

Shaft with impeller Part No. 042009B ,

Coil 250 V 50 Hz Part No.MP6J322

Complete 230 V 50 Hz Gear motor Part No. PM682CE Make :-Declibac or equivalent

Rotor Assy with bearings brackets and tolerance rings Part No. PMBRPL 2 Make :-Declibac or equivalent

Excavation in trenches not exceeding 1.50 m wide and 1.5 mtr depth for foundation etc, not exc 10 sqm on plan and getting out in soft/loose soil complete all as specified and as directed.

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

Removing excavated materials (soils) not exc. 50m and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and as directed.

M&L for PCC 1:3:6 type C2 using 40 mm graded stone aggregate for making good the road/path etc.

Material and labour for surface dressing averaging 15cm depth in soft/loose soil for cleaning and cutting of grass/bushes (at zero level) in and around the installations/ yard including spreading thin layer of anti- vegetation chemical to prevent abnormal growth of grass/bushes including removal of surplus soil all as directed. (Note;- The above item shall be carried out through out the contract period as and when required shall be measured and paid once only)

Taking down GI pipes 15 mm dia from trenches/walls etc all as directed

Taking down GI pipes 20 mm dia from trenches/walls etc all as directed

Taking down GI pipes 25 mm dia from trenches/walls etc all as directed

Taking down GI pipes 40 mm dia from trenches/walls etc all as directed

Taking down GI pipes 50 mm dia from trenches/walls etc all as directed

Taking down GI pipes 80 mm dia from trenches/walls etc all as directed

Taking down GI pipes 100 mm dia from trenches/walls etc all as directed

M&L for 15 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

M&L for 20 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

M&L for 25 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

M&L for 40 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

M&L for 50 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

M&L for 80 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

M&L for 100 mm bore steel water tubing medium grade galvanised with fitting laid in trenches all as specified and directed.

Labour only for refixing steel water tubing 15mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 12.00 here-in-before all as directed.

Labour only for refixing steel water tubing 20mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 13.00 here-in-before all as directed.

Labour only for refixing steel water tubing 25mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 14.00 here-in-before all as directed.

Labour only for refixing steel water tubing 40mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 15.00 here-in-before all as directed.

Labour only for refixing steel water tubing 50mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 16.00 here-in-before all as directed.

Labour only for refixing steel water tubing 80mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 17.00 here-in-before all as directed.

Labour only for refixing steel water tubing 100mm bore medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 18.00 here-in-before all as directed.

S&F PPR (Poly Propylene random co-polymer) pipe size 110mm OD, PN-10 (SDR-11) IS-15801, 3-layer (outer green coloured UV stabilized, middle black coloured UV stabilized and innermost layer white coloured with anti-microbial property) having thermal stability for hot & cold water supply with and including all necessary PPR plain and brass threaded fittings, laid in trenches complete all as specified & directed. (Make: Reliance/Finolex/Savoir faire manufacturing Co. Ltd/KPT) (NOTE:- Contractor shall give 7 years warranty certificate of any manufacturing defect and leak proof material & 50 years product life certificate will be submited before RAR process.)

Ditto all as per item No. 33.00 here-in-before but for 90 mm dia.

Ditto all as per item No. 33.00 here-in-before but for 63 mm dia.

Taking down CI/DI pipes 80 mm dia, Checking, cleaning internally by using steel brush /scrubber throughly to remove all rusts/slit/mud etc from pipe and Keep the Serviceable pipes & Lead in safe custody for refixing in existing/new position including replacing worn out Sockets, nuts, bolts, flange, gasket complete all as directed.

Ditto all as per item No. 36.00 above but for 100 mm dia.

Ditto all as per item No. 36.00 above but for 150 mm dia.

Ditto all as per item No. 36.00 above but for 200 mm dia.

Ditto all as per item No. 36.00 above but for 250 mm dia.

Ditto all as per item No. 36.00 above but for 300 mm dia.

Labour only for refixing CI/DI 80 mm Bore Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 36.00 here-in-before all as directed.

Labour only for refixing CI/DI 100 mm Bore Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 37.00 here-in-before all as directed.

Labour only for refixing CI/DI 150 mm Bore Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 38.00 here-in-before all as directed.

Labour only for refixing CI/DI 200 mm Bore Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 39.00 here-in-before all as directed.

Labour only for refixing CI/DI 250 mm Bore Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 40.00 here-in-before all as directed.

Labour only for refixing CI/DI 300 mm Bore Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 41.00 here-in-before all as directed.

Supply, jointing, laying and testing in standard length 80 mm dia, centrifugally cast (spun) ductile iron (DI) pressure pipes with inside cement mortar lining and black bitumen external coating, nominal diameter, class K-7 classification, confirming to IS-8329 including push on and rubber gasket joints and jointing necessary DI specials etc complete all as specified and directed. (Note:- DI special/ fitting will be measured and paid seperately under relevent item of SCh'A'/BoQ)

Ditto all as per item No. 48.00 above but for 100 mm dia.

Ditto all as per item No. 48.00 above but for 150 mm dia.

Ditto all as per item No. 48.00 above but for 200 mm dia.

Ditto all as per item No. 48.00 above but for 250 mm dia.

Ditto all as per item No. 48.00 above but for 300 mm dia.

M&L for attending pipe line break down of CI pipe of 80 mm dia by making lead joint with lead and spun yarn and moulding clay including taking up/down pipe using chain pulley or rope and excavation in any type of soil,returning filling and removel of soil all as specified and testing of pipe line complete all as directed.

Ditto all as per item no. 48.00 here-in-before but CI pipe of dia 100 mm

Ditto all as per item no. 48.00 here-in-before but CI pipe of dia 150 mm

Ditto all as per item no. 48.00 here-in-before but CI pipe of dia 250 mm

Ditto all as per item no. 48.00 here-in-before but CI pipe of dia 300 mm

M&L for run lead joints for CI pipe of following bore of pipe with spun yarn and complete testing :-

80 mm Bore.

100 mm Bore.

150 mm Bore.

200 mm Bore.

250 mm Bore.

300 mm Bore.

M&L for Tyton rubber joint of size 100 mm dia complete all as specified and directed.

M&L for Tyton rubber joint of size 150 mm dia complete all as specified and directed.

M&L for Tyton rubber joint of size 200 mm dia complete all as specified and directed.

M&L for Tyton rubber joint of size 250 mm dia complete all as specified and directed.

M&L for Tyton rubber joint of size 300 mm dia complete all as specified and directed.

M&L for drilling and tapping cast iron water mains (in position) for branch connections of internal dia 20 mm all as directed

Taking down unserviceable CI sluice valve 80 mm dia complete all as directed.

Taking down unserviceable CI sluice valve 100 mm dia complete all as directed.

Taking down unserviceable CI sluice valve 150 mm dia complete all as directed.

Taking down unserviceable CI sluice valve 200 mm dia complete all as directed.

Taking down unserviceable CI sluice valve 250 mm dia complete all as directed.

S&F sluice valve cast iron 80 mm bore confirming to IS : 14846 both end flanged with S/S spindle with nut class PN - 1.0 ISI marked complete with hand wheel nuts, bolts, washers & rubber gusket etc for the sizes complete all as specified & directed. (Make- Upadhya/Venus/Hazra/Kirloskar)

Ditto all as per item no. 77.00 here-in-before but 100 mm bore

Ditto all as per item no. 77.00 here-in-before but 150 mm bore

Ditto all as per item no. 77.00 here-in-before but 200 mm bore

Ditto all as per item no. 77.00 here-in-before but 250 mm bore

S&F brass spindle suitable for 80mm to 150mm dia sluice valve incl taking down of old unsv one all as directed. (Make:- Upadhya / Venus / Hazra / Kirloskar)

S&F brass spindle suitable for 200mm to 300mm dia sluice valve incl taking down of old unsv one all as directed. (Make:- Upadhya / Venus / Hazra / Kirloskar)

S&F Cast Iron Air release valves conforming to IS 14845-2000 with tamper proof arrangement of size 80 mm bore incl taking down of old unsv one all as directed. (Make:- Upadhya / Venus / Hazra / Kirloskar)

S&F CI/DI bends Upto 150 mm bore (any type, radius and angel) tapers any type (straingh, bend, increasing, decreasing or double socket etc) tee pieces single brancehs 'Y' junction double branch, cross (all socket or socket and spigot) collars, caps and plugs all as specified and directed.

Ditto all as per item no. 85.00 here-in-before but 200 mm to 300 bore

Taking down unserviceable gate valve 20mm, 25mm, 40 mm & 50mm dia complete all as directed.

S&F Gun metal gate valve 20 mm bore Cast Copper alloy, screwed down high pressure with Crutch or Butterfly handle screwed both ends for iron pipe complete all as specified and directed.

Ditto all as per item no. 88.00 here-in-before but 25mm bore

Ditto all as per item no. 88.00 here-in-before but 40mm bore

Ditto all as per item no. 88.00 here-in-before but 50mm bore

Taking down unserviceable float valve from PVC Tank with fittings of size 20/25 mm complete all as directed.

S&F float valve with complete fittings for PVC Tank of dia 20 mm all as directed.

S&F float valve with complete fittings for PVC Tank of dia 25 mm all as directed.

M&L for construction of brick masonry valve pit of size 1200x1200x900mm (internal dimension) one brick thick wall in CM 1:4 on 100mm thick PCC 1:4:8 type D-2 (40mm graded aggregate) as in foundation, and 15mm thick rendering in cement mortor (1:4) internally, externally up to 15cm below GL, providing valve pit cover made of 3 mm thick MS sheet/plate, welded with 40 X 40 X 5mm angle iron frame fixed on top of valve pit by means of hold fast 150mm long, embeded in PCC 1:2:4 type B-1 (20mm graded aggregate) block of size 230 x 200 x 100mm and provision of hinges, handle and locking arrangement including two coats of anti-corrosive paint over a coat of red oxide zinc chrome primer and necessary excavation and earth work in soft/loose soil including dismantling of existing valve pit complete all as specified & directed.

M&L for construction of brick masonry valve pit of size 900x900x900mm (internal dimension) one brick thick wall in CM 1:4 on 100mm thick PCC 1:4:8 type D-2 (40mm graded aggregate) as in foundation, and 15mm thick rendering in cement mortor (1:4) internally, externally up to 15cm below GL, providing valve pit cover made of 3 mm thick MS sheet/plate, welded with 40 X 40 X 5mm angle iron frame fixed on top of valve pit by means of hold fast 150mm long, embeded in PCC 1:2:4 type B-1 (20mm graded aggregate) block of size 230 x 200 x 100mm and provision of hinges, handle and locking arrangement including two coats of anti-corrosive paint over a coat of red oxide zinc chrome primer and necessary excavation and earth work in soft/loose soil including dismantling of existing valve pit complete all as specified & directed.

S&F 63MM, 3-Inch Gun metal Brass Single headed Fire Hydrant volve ISI Mark all as per Specified and Directed

(Note : The Scope of Work contained in 'Sch of Credit' amounting to Rs. 72905.00 (refer Tender Srl Page No 39). The Quoted sum shall be arrived at after deducting the amount of “Sch of Credit” from the total amount of the ‘BoQ’

M/S Joy Construction

M/S K M CONSTRUCTION

M/S Vaishno Constructions

MUKHERJEE ENTERPRISE

NAYAK BROTHERS

SHRI S K BHATTACHARJEE