Stem Water Distribution And Infrastructure Company Private Limited Tender
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The Stem Water Distribution And Infrastructure Company Private Limited has issued a formal invitation for competitive bids for Making Arrangement For Augmentation Of Clf At Wtp Temghar. in Thane, Maharashtra, with an estimated contract value of Rs. 1,94,01,600. The bid opening date for this tender is 09-02-2024 and the last date for bid submission is 23-02-2024. Interested bidders for Stem Water Distribution And Infrastructure Company Private Limited tender can download the important documents here to check the scope of work, eligibility criteria and technical requirements.
Stem Water Distribution And Infrastructure Company Private Limited Tender
Civil And Construction
Civil Works Others
Eprocure
Opening Date9 Feb 2024
Closing Date23 Feb 2024
Tender Amount₹ 1,94,01,600
Costs
EMD
₹ 1,50,000Document Cost
₹ 2,360Tender Fee
Refer Documents
Description
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Contact
Tender Id
2024_STEM_1000454_1Bid Award Id
ViewTender No
STEM/2023/14 T.N.No.49(2) for 2023-24Tender Authority
Stem Water Distribution And Infrastructure Company Private Limited ViewPurchaser Address
-Website
http://mahatenders.gov.in
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Documents
BOQ Items
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Designing, providing, erecting and commissioning End carriage assembly : Consisting of a sturdy m. s. trolley with required degree or curvature suitable for smooth circular motion of the bridge walkway and an independent drive assembly consisting of worm gear reducer of adequate size and capacity not less than (SAU-700 ) driven by a three phase electric motor of adequate rating and power not less than 3 phase 5 HP electric motor, the gearbox shaft shall be coupled to the electric motor by suitable coupling of adequate size and capacity, the drive assembly shall be mounted on a sturdy base frame fabricated from ISMC 100 x 50. The end carriage along with the total equipment shall rotate on two high carbon wheels,. The wheels shall be supported by self align bearings housed in cast iron pedestal housing. The drive assembly shall also be provided with suitable chain drive to derive necessary speed with epoxy chemical resistance coating of 200 DFT.
2
1560000
780000
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Providing and installing FRP gratings having C/C opening ( square grid ) 38x 38 and 30mm thk with GI railing of 32NB Pipe ( 3 Rows) 1 mtr height on both side along its total length for secondary bridge.
2
1300000
650000
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Providing and appling epoxy chemical resistance coating 200 DFT for Main Bridge.
2
1200000
600000
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Providing and appling epoxy chemical resistance coating 200 DFT secondary bridge..
2
1100000
550000
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Designing, providing, erecting and commissioning new independently driven flocculator assembly The flocculator assembly shall consist of following sub – assemblies.
1) Paddle assembly : The paddles of the paddle assembly shall be fabricated from M.S. flats of thickness not less than 6 mm. The area of the paddles shall be between 10% to 25% of the C/S area of the flocculator tank in vertical plane. The paddles shall be supported on a vertical M.S. shaft of diameter not less 75 mm. The paddle assembly shall rotate at Slow speed of peripheral speed of 0.3 m/sec to 0.6m/sec.
2)Flocculator drive assembly : Each flocculator will be driven by an independent drive assembly consisting of A 3 ph.,3 HP, 1440 rpm, 50 Hz. standard foot mounted electric motor of A SAU type worm gear reducer of suitable size and ratio for primary speed reduction .An vertical type worm gear reducer of adequate size and stirrer duty capacity and suitable ratio not less than 6 “ centre
distance ( SAV-600) so as to sustain the torque developed at the flocculator shaft at slow speed. The drive assembly is supported on a sturdy base frame fabricated from ISMC 100 x 50 and m.s. angles The electric motor, gear box and the flocculator shaft are connected by flexible or rigid couplings as suitable. Theflocculator paddle assembly will be connected to thedrive assembly through a rigid coupling with epoxy chemical resistance coating of 200 DFT.
8
4173600
521700
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Designing, providing, erecting and commissioning new secondary bridge perpendicular to the main bridge walkway, the new secondary bridge walkway shall be a lattice type girder designed for self load, flocculator load, the suspender load and live load confirming to relevant IS.
2
1600000
800000
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Designing, providing, erecting and commissioning of outer suspender assembly in the clarifier tank : - new Outer suspender assembly in the flocculator tank. The new outer suspender assembly shall consist of framed structure fabricated from m. s. structural steel such as angles and (not less than ISA 65 X 65 X 6) channels of adequate size and section, this item also includes providing m. s. steel scrappers with neoprene rubber squeezes,( not less than 8 mm thick) all the hardware used shall be S.S 304 with epoxy chemical resistance coating of 200 DFT.
2
1622000
811000
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DISMANTLLING
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Dismantling old clariflocculator bridge completely by cutting it into parts by gas cutting and removing it from the tank without making any damages to the civil structure and staking it at suitable place at site for further disposal. including Desluding of Clf tank.This also includes dismantling of compound wall for access of crane & reconstruction of the same after commissioning of CLF bridge.
2
454000
227000
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ELECTRICAL WORKS This item includes designing, providing and installation of outdoor type new electric control panel. The new electric control panel shall be a cubical panel with canopy fabricated from 16 SWG C.R. Sheet with powder coating. The panel shall consist of a main incomer in the from of 32 amp MCB., 4, 16 amp MCBS as isolation switches, 5 DOL motor starters. All the parts in the panel shall be interconnected by copper wire. This item also includes supplying and laying of suitable armored aluminum cable from current collector to all drive motors via the control panel. This item also includes supply andinstallation of 6 ring copper current collector including carbon brush holder , carbon brush , including backelite rods. This item also includes replacement of old underground cable from main panel to slipring.
2
490000
245000
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Designing, providing, erecting and Commissioning new main bridge walkway, the bridge walkway shall be a lattice type girder fabricated from structural steel designed for self load, flocculator load, the suspender load and live load confirming to relevant IS. The walkway shall be a walkover bridge and shall have a width not less then 1.20 Mtr and shall extend upto a suitable point in the flocculator tank to accommodate one independent mechanical flocculator assembly on the central column.
2
1600000
800000
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