Execution Testing and Commissioning of independant PWSS at Narengi Military Station

Amount

Source Development by providing M.S. Floating Barge havinG deck size of 9.0 m x 6.0 m., with all necessary mooring materials & lifesaving equipment; tying arrangement; over head gantry Crane, lighting arrangement with proper earthling system etc. (Frame work consist of IS Channels / Angles and the Hull / deck fabricated out of IS225 grade 6 mm thick MS plate, in conformity with relevant BIS Code of Practices with latest amendments including Internal electrification work with all necessary electrical fittings & fixures viz., light /power socket etc., at intake barge all complete, as directed and specified. (Refer to Annexure-1 of the Technical Bid Document for detailed item Specification)

Providing river bank Protection Work at Intake Point with pre cast cement concrete block pitching including necessary earth work for an approximate length of 60 m. in river bank, all complete, as directed and specified. (Refer to Annexure-2 of the Technical Bid Document for detailed item Specification)

Making RCC Utility cum Operator's Room (to be served as store room / control room / reast room / chowkider shed having toilet facility) at River bank of Intake Point (Plinth Area 30.0 Sq.m..; plinth height minimum 600 mm from finished G.L.& finished floor height - 3.3 m.,), having internal water supply & sanitary installation work (Toilet door shall be of solid moulded PVC frame), internal electrificationwith all necessary electrical fittings & fixtures viz., light / fan / power socket etc., necessary plinth protection work etc. all complete, as directed and specified. (Refer to Annexure-3 of the Technical Bid Document for detailed item Specification)

Making Land Development & Brick Security Wall at Intake Point with MS gate, wall finished with weather coat cement paint & gate finished with non glossy synthetic enamel paint over a coat of red lead primer), all complete, as directed and specified. (Refer to Annexure-4 of the Technical Bid Document for detailed item Specification)

Development of Approach Road conforming to specification and norms of APWD to Intake Point with interlocking concrete block pavement from the nearby public road (paved width - 3.5 m.) including preparation & compaction of sub grade, granular sub base etc., all complete as directed and specified. (approximate length of the road : 200 Rm.) (Refer to Annexure-5 of the Technical Bid Document for detailed item Specification)

Drawl of Power Line (approximate length 120 m.) from nearby APDCL Grid to Intake location including setting up of required capacity Sub-Station including obtaining necessary approval & load sanction from APDCL and payment of supervision & other charges to APDCL, if any, all complete, as directed and specified. (Approximate power requirement at Intake Station : 250.0 KVA) (Refer to Annexure-6 of the Technical Bid Document for detailed item Specification)

Providing Raw Water Pumping machinery in the Intake barge at River Kalong to the Plain Sedimentation Tank including all necessary electrical and other installation works : 3 nos. (2 working + 1 standby) horizontal split casing type electrically operated centrifugal pump set (as per relevant BIS specification) with matching drive motor (as per relevant BIS specification) with variable frequency drive where required, all of reputed make and conforming to BIS specification & other regulatory norms, giving a discharge of 117.2 lps. against a total maximum head of 27.22 m. including providing all necessary suction & delivery piping arrangements with control valves & specials viz. foot valve, sluice valve, non return valve etc., electrical switch gear along with required capacity Capacitor bank panel and connection cable of required sizes,, arrangement for priming pump with standby provision & priming water tank & required GI piping, anti vibratory mountings for the pump set, etc. and including payment of all taxes and duties as applicable all complete as directed and specified. (Refer to Annexure-7 of the Technical Bid Document for detailed item Specification)

Providing Diesel Engine Driven Water Cooled type Captive Power Generator (as per relevant BIS or ISO specification) of 250 KVA Capacity to operate all the Raw Water Pump at full capacity and all other electrical installations at Raw Water Intake location including supporting structure, all complete as directed and specified. (Refer to Annexure-8 of the Technical Bid Document for detailed item Specification)

Providing manifold type M.S. fabricated common header for connecting delivery ends of all the (three) Raw Water Pump set mounted on the floating barge through flexible rubber hoses to one 500 mm dia raw water riser main, including supplying of required Nos. of flexible hoses, connecting and hooking up of the same with the raw water pumps with 250 mm dia. flexible rubber hoses of appropriate pressure, including all necessary appurtenances and including RCC pedestals for supporting the common header, all complete, as directed and specified. (Refer to Annexure-9 of the Technical Bid Document for detailed item Specification)

Supplying, laying, jointing, testing and commissioning of 500 mm dia DI S.S. Class - K9 (as per all relevant BIS specification) raw water pumping main of length 490.0 m from raw water intake station to plain sedimentation tank including all necessary earthwork, valves & specials, valve chamber, supporting structures, anchor / thrust block etc.all complete, as directed and specified. (Refer to Annexure-10 of the Technical Bid Document for detailed item Specification)

Plain Sedimentation Tank near intake station having 2 hour retention including sedimented water collection chamber including providing all necessary inlet & outlet provision, all complete, as directed & specified. (Refer to Annexure-11 of the Technical Bid Document for detailed item Specification)

Providing manifold type M.S. fabricated common header for connecting the outlet all 3 nos. raw water pump sets to one single 500 mm dia raw water riser main, including all necessary appurtenances and including RCC pedestals for supporting the common header, all complete, as directed and specified. (Refer to Annexure-12 of the Technical Bid Document for detailed item Specification)

Construction of single storied RCC framed raw water pump house near the plain sedimentation tank having 54 Sq.m. plinth area (Refer to Annexure-13 of the Technical Bid Document for detailed item Specification)

Construction of 2 storied RCC staff quarter at PST site for accommodation of 4 Nos. oerating staff and chowkiders for the raw water intake station as well as for the plain sedimentation tank site, all complete, as directed and specified (Refer to Annexure-14 of the Technical Bid Document for detailed item Specification)

Making Land Development & Brick Security Wall with RCC framed structure at Plain Sedimentation Tank area with MS gate, wall finished with weather coat cement paint & gate finished with non glossy synthetic enamel paint over a coat of red lead primer), all complete, as directed and specified. (Refer to Annexure-15 of the Technical Bid Document for detailed item Specification)

Development of Approach Road conforming to specification and norms of APWD to PST with cement concrete pavement from the nearby public road width (paved width - 3.0 m.). including preparation & compaction of sub grade, granular sub base etc. all complete, as directed and specified. (approximate length of the road : 100 Rm.) including 490 RM long Sludge disposal line (Refer to Annexure-16 of the Technical Bid Document for detailed item Specification)

Drawl of Power Line from nearby APDCL Grid to plain sedimentation tank site including setting up of required capacity Sub-Station including obtaining necessary approval & load sanction from APDCL and payment of supervision & other charges to APDCL, if any, all complete, as directed and specified. (Approximate power requirement at PST site : 1000.0 KVA) (Refer to Annexure-17 of the Technical Bid Document for detailed item Specification)

Providing Diesel Engine Driven Water Cooled type Captive Power Generator (as per relevant BIS or ISO specification) of 1250 KVA Capacity to operate all the Raw Water Pump at full capacity and all other electrical installations at Plain Sedimentation Tank site including supporting structure, all complete as directed and specified. (Refer to Annexure-18 of the Technical Bid Document for detailed item Specification)

Providing Raw Water Pumping machinery for pumping of raw water from the plain sedimentation tank to treatment plant site including all necessary electrical and other installation works : 3 nos. (2 working + 1 standby) horizontal split casing type electrically operated centrifugal pump set (as per relevant BIS specification) with matching drive motor (as per relevant BIS specification) with variable frequency drive where required, all of reputed make and conforming to BIS specification & other regulatory norms, giving a discharge of 117.2 lps. against a total maximum head of 144.30 m. including providing all necessary suction & delivery piping arrangements with control valves & specials viz. foot valve, sluice valve, non return valve etc.all complete as directed and specified. (Refer to Annexure-19 of the Technical Bid Document for detailed item Specification)

Supplying, laying, jointing, testing and commissioning of 500 mm dia DI S.S. Class - K9 (as per all relevant BIS specification) raw water pumping main of approximate length 23495.00 m from plain sedimentation tank to the treatment plant within the 51 Sub Area Military Station including all necessary earthwork, valves & specials, valve chamber, supporting structures, anchor / thrust block etc.all complete, as directed and specified. (Refer to Annexure-20 of the Technical Bid Document for detailed item Specification)

Construction of following treatment units (including mechnical & electrical installation works and interconnection & by pass piping arrangement) at the existing treatment plant site for a complete Treatment Plant of Capacity 13.5 MLD in 16 Hours : a) Aeratior b) Rapid Mixer c) Clariflocculator d) Chemical House, Laboratory, Water Works Office with BackWash Water Tank above he Structure e) Sludge Pond for collecting Waste Water from Clariflocculator and Wash Water from Filter (Refer to Annexure-21A, 21B, 21C, 21D, 21E & 21F of the Technical Bid Document for detailed item Specification)

Construction of additional rapid sand filter unit having 4.0 MLD capacity in 16 Hours of operation (Refer to Annexure-22 of the Technical Bid Document for detailed item Specification)

Cost of Mechanical installation works in the new 4.0 MLD filter Unit (Refer to Annexure-23 of the Technical Bid Document for detailed item Specification)

Construction of 15,00,000.0 ltrs. Capacity RCC Under Ground Treated Water Sump having 2 compartment and including all necessary appurtenances & provision in the Sump for all inlet, outlet & overflow arrangement; calibrated water level indicator; Air Vent Pipe; Men Hole with Cover; CI Lugs inside the sump etc., and complete. (Refer to Annexure-24 of the Technical Bid Document for detailed item Specification)

Construction of single storied RCC framed Clear water pump house at Treatment Plant Location having 54 Sq.m. plinth area (Refer to Annexure-25 of the Technical Bid Document for detailed item Specification)

Making Land Development & Brick Security Wall with RCC framed structure at Water Treatment Plant with MS gate, wall finished with weather coat cement paint & gate finished with non glossy synthetic enamel paint over a coat of red lead primer), all complete, as directed and specified. (approximate plot area :7630 Sq.m.) (Refer to Annexure-26 of the Technical Bid Document for detailed item Specification)

Providing and laying interlocking concrete block pavement at Water Treatment Area (Refer to Annexure-27 of the Technical Bid Document for detailed item Specification)

Providing Clear Water Pumping machinery for pumping of treated water from water from treatment plant to the existing reservoir near main gate of 51 sub area military station ncluding all necessary electrical and other installation works : 3 nos. (2 working + 1 standby) horizontal split casing type electrically operated centrifugal pump set (as per relevant BIS specification) with matching drive motor (as per relevant BIS specification) with variable frequency drive where required, all of reputed make and conforming to BIS specification & other regulatory norms, giving a discharge of 117.2 lps. against a total maximum head of 22.80 m. including providing all necessary suction & delivery piping arrangements with control valves & specials viz. foot valve, sluice valve, non return valve etc.all complete as directed and specified. (Refer to Annexure-28 of the Technical Bid Document for detailed item Specification)

Providing manifold type M.S. fabricated common header near clear water pump room at tretment plant for connecting the outlet all the clear water pump set to clear water riser main, including all necessary appurtenances and including RCC pedestals for supporting the common header, all complete, as directed and specified.. (Refer to Annexure-29 of the Technical Bid Document for detailed item Specification)

Supplying, laying, jointing, testing and commissioning of DI S.S. Class - K9 (as per all relevant BIS specification) clear water pumping main of length 50.0 m long - 500 mm dia. and 3900 m long - 300 mm dia. including valves & specials, valve chamber, water meter etc.all complete as directed and specified. (Refer to Annexure-30A & 30B of the Technical Bid Document for detailed item Specification)

Drawl of Power Line to Treatment Plant site including setting up of required capacity Sub-Station all complete, as directed and specified. (Approximate power requirement at Treatment Plant : 250. KVA) (Refer to Annexure-31 of the Technical Bid Document for detailed item Specification)

Providing Diesel Engine Driven Water Cooled type Captive Power Generator (as per relevant BIS or ISO specification) of 250 KVA Capacity to operate all the Clear Water Pump at full capacity and all other electrical installations at treatment plant location including supporting structure, all complete as directed and specified. (Refer to Annexure-32 of the Technical Bid Document for detailed item Specification)

Changing of filter media of the existing filter unit. (Refer to Annexure-33 of the Technical Bid Document for detailed item Specification)

Cost of 12 (twelve) months O&M of the complete water supply scheme after successful commissioning of all the system components. (Refer to Annexure-34 of the Technical Bid Document for detailed item Specification)

M/s Macrocosm Builders

Mrinal Jyoti das