Delhi Jal Board Tender
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Delhi Jal Board - DJB Tender
Pipes and Pipe Related Activities
Eprocure
Opening Date29 Jul 2021
Closing Date12 Aug 2021
Tender Amount₹ 7,15,200
Costs
EMD
₹ 50,000Document Cost
₹ 500Tender Fee
Refer Documents
Summary
Press Nit No.06, Item No.03 (2021-22)ww-i
Description
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Contact
Tender Id
2021_DJB_206342_3Bid Award Id
ViewTender No
PRESS NIT NO.06 (2021-22)WW-ITender Authority
Delhi Jal Board ViewPurchaser Address
-Website
http://http://delhijalboard.nic.in/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
Documents
The bidder must upload the scanned copy of Bid Security Declaration Certificate /deposited EMD and Tender Fee confirmation in DJB EMD A/c No-5044833980 through subpaisa gateway and Attach Scan copy of all relevant documents as per NIT terms and condition
BOQ Items
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Dismantling of old damaged puddles, scrapers, pit scrapers, vertical bridge arm for outside flocculator zone and inside flocculator zone, bridge arm, motor & gear box, pinion gear, bearing brackets, Slip ring etc. as required and shifting the same to outside at safe place as per direction of engineer incharge.
1
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Dismantling of bridge from the turn table with the help of mechanical/hydraulic jacks with proper support and holding the bridge with statically balanced support this include the loading, unloading cost of packing and hiring of lifting arrangement to carry out the work, material, wooden square Block, T&P etc (also making welding to make strong thrust support by welding process with deploying technical staff/ labour, T&P tool and tackles after complete the work as per site requirement.
1
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Dismantling and Removing of turn table of bridge and flocculator from the center of bridge. Removing of each part one by one with top base frame, base plate of turn table, upper part, middle part, one by one by special type lifting arrangement by tools and tackles and long boom hydra crane and taking the turn table at safe place outside from the clarifier.
1
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Repairing of main bridge structure by replacement of worn-out M.S angle of size 100X100X8mm, 75X75X8 & Channel, M.S angle 50X50X6MM by cutting & Re-fixing by nut bolts and welding work as required by job and also making safety arrangements approx. 6 Mtr. Height from the bottom of clarifier. The work includes dismantling of damage M.S angle from Structure of bridge and fixing of new M.S angle and other structural items as per site requirement
1
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Providing and fixing of MS puddles made out of MS sheet of size 400X6mm bending at 90 degree angle and 4 mtr long approx. Providing and welding of MS plates at lower side, middle & upper side of puddles with holes for strengthening & fixing with nut bolts & washer at 6 Mtr. Height approx. from the bottom of clarifier with safety arrangements as per site requirement in all respect with skilled labour.
30
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Fabrication & fixing of MS scrappers with rubber squeezer made out of MS sheet of 300mmX6mm thick bending at 90 degree angle as per existing design & 3.2 mtr long with MS flat along with full length 3.2 Mtr & drilling at regular interval fixing with nut bolts etc as per sample. Make of Rubber squeezer : Jyoti/National
20
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Fabrication and fixing of new both arm of inner side (Scrapper Arms)attached with bridge centre drum of bridge as per existing design and size requirement with welding, nut-bolts etc. the job i/c cutting removing of old worn out arm from the centre drum of bridge with the help of gas cutter and p/f of M.S plate of 10mm thick Making proper alignment with equal balance of both arm as per site requirement.
1
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Fabrication and fixing of new both arm of flocculator attached with MS structure of flocculator as per existing design and size requirement with welding, nut-bolts etc. the job i/c cutting removing of old worn out arm from the MS structure of flocculator with the help of gas cutter and p/f of M.S plate of 10mm thick Making proper alignment with equal balance of both arm as per site requirement.
1
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Repairing / Strengthening of MS center Cage/structure of flocculator by cutting of old worn out MS angle with the help of gas cutter and providing, welding of new MS angle of75x75x8 /75x75x6mm and 50x50x6mm and M.S plate of 10mm thick as per existing design and size requirement with welding, nut-bolts etc
1
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Providing and fixing of wooden block of required shape and size. The job includes Dismantling of existing wooden block
1
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Providing and fixing of tie rod for fixing of arm of size 30mm thick x 300mm long with hinges system making by complete machining work.
8
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Providing and fixing hand railing of bridge MS pipes by welding etc. to ladder railing, staircase railing and similar works, complete in all respect. The job includes dismantling of existing hand railing with the help of gas cutter etc as required with all safety measures
1
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Repairing / Strengthening of outer side vertical arm of bridge by cutting of old worn out MS angle with the help of gas cutter and providing, welding of new MS angle of 75x75x6mm and 50x50x6mm and M.S plate of 10mm thick as per existing design and size requirement with welding, nut-bolts etc
1
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Fabrication and fixing of MS drum of size approx. diameter 1.9 mtr. and height of 7.5 mtr. the MS drum is to be fabricated in two half round pieces. The job i/c fabrication of MS angle at the outer periphery at both ends of half round drum for joining both pieces at site as per existing design and size and as per site requirement.
1
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Repairing of complete turn table (bottom, middle & Top) by making of fixture to hold on lathe machine and removing of old damage liner and making new groove with finishing cut by lath machine and fixing of new liner with proper way as per existing and making of groove for fixing of oil seal arrangement by complete lathe operation this includes the cartage, loading & unloading plant to work shop to & fro
1
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Cutting & removing of old damage bevel teeth and making groove for fixing of new main bevel gear & final machining to make proper size by lath machine. Making providing and fixing new main bevel gear of existing size in the top peace of flocculator turn table by making hole with threading and fixing hard tampered bolts with proper alignment
1
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Providing of GM liner as per existing size with proper machining and finishing
2
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Providing of pinion gear as per existing size.
1
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Repairing of pinion shaft making bearing seat and gear seat by remetaling and complete machining work.
1
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Repairing overhauling gear box by Repairing/replacing of non-workable mechanical parts like worm gear, worm shaft, making bearing seat in housing and at the shaft on both side, replacement of oil seal, bearing 4 nos. includes the machining charge and lubrication
4
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Reassembling of complete repaired turn table (bottom, middle & Top) motor & gear box, pinion, bearing brackets, chain, sprocket on its original position as required by site with the help of heavy labour and technical supervisor with skilled technical staff etc. With complete tools and tackles as required by job. Include the job removing of all wooden and MS support and fixing the bridge on turn table at proper level with alignment for smooth running and using of all safety equipment’s for safety of workers at the height.
1
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Providing of nut bolts of various sizes
150
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Providing & Fixing of 2 nos. sprocket with 1 no. chain. Of bridge. and 2 nos. of sprocket with 1 no. of chain of flocculator with bearings and sleeves. As per existing
1
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Making alignment of traction wheel dismantling of bearing bracket and providing fixing of liner plate to make the alignment of wheel by fixing of nut bolts.
1
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Providing and filling of oil in turn table as well of center mechanism. As per requirement.
1
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Paint & primer charges with synthetic enamel paint of approved brand Make: - Asian/ Berger/ DJB approved.
1
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Testing & Commissioning of trial run of complete clarifier on no load condition for one day & on load condition 3 days (Day & night shift.)
1
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Fabrication and fixing of canopy for the protection of gear box and motor of bridge and flocculator by using of MS angle of size 50x50x5 and fiber sheet.
2
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