NIT No.9 (item no.2)/(2026-27)
Delhi Jal Board · Chandrawal, Delhi · Civil Works & Infrastructure · open
Key facts
- EMD: ₹94K
- Published: 19 Sep 2026
- Closing date: 26 Sep 2026
- Status: open
- Department: Delhi Jal Board
Description
Improvement in water supply by repairing of filter beds no. 2, 3, 4 and 5 of HCC side filter house at Chandrawal Water Works-II
Eligibility & requirements
- Startup relaxation: No
- MSE relaxation: No
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Commercial terms
- Bid type: Item Rate
- Make in India (MII): No
- MSE preference: No
Line items (11)
- Earthwork in excavation by mechanical means (hydraulic excavator) / manual means over areas (exceeding 30 cm in Depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead up to 50 m and lift upto 1.5 m disposed earth to be levelled and nearby dresses. — Qty: 4 Job
- Desilting & Cleaning of Filter media sand with other Civil garbage from lower inspection chamber of under drainage system with the help of manual labour working under with special Lighting arrangement and shuttering under very low height to carried outside of filter bed. Work also include strengthening of damaged Civil structures complete in all respects as per site requirement. — Qty: 4 Job
- Removing the pebbles and dumping carried out of filter house by manpower. — Qty: 4 Job
- Dismantling of all damaged existing Nozzles and cleaning of stone adopter plate & groovs with Chemical & Chemi / washing with all allied system and dumping at old store as per instruction of plant in charge. — Qty: 4 Job
- Fabrication and supply of complete MOC Nylon 66 main Cartelized Nozzles of 11 cm circumferential base with 4 equally spaced Pillar formation of 2 cm length and one sided threaded bottom end fitted within pair of 2 round shaped female and male adopter (Series of 16 Nos. interlocking comb teeth) for airtight purpose. — Qty: 11328 Nos
- Supply and fixing of Inspection chamber made out of MS angle with 16 SWG sheet of size 2.5” X 3” as per sample of Filter Bed. — Qty: 4 Job
- Erection of complete system as air nozzles making hole at 184 Nos. Stone Adopter Plates having 16 Nos. adopter each and Cleaning the groovs of plates for faxing of nozzles with Nylon adopter from lower chamber as per Filter bed design. Work includes minor civil work of damaged structure and other precast cement work of border design and supply and application of paint for painting of complete metal structure, turf/ mechanism peeces etc – Epoxy primer (min 1 coat) following by Epoxy paint (minimum 2 coat) total DFT 225 microns (minimum) Food grade quality.Make: Burzer / Asian / Marry Gold / any approved make of DJB — Qty: 4 Job
- Hardware items Nut bolt washer, Hardener, Packing sheet, Teflon tape, Aerolite, Dhaga, safeda etc. as per requirement. — Qty: 4 Lot
- Filling of existing /old and new gravel as per standard or as directed by Engineer-in-charge after separating different 4 sizes including cleaning /washing of gravel to remove soil, dust etc. From dumped location with the help labour, T&P items. — Qty: 4 Job
- Filling of existing /old and new filter media as per standard or as directed by Engineer-in-charge after cleaning/ washing of media to remove soil, dust etc. from dumped location. — Qty: 4 Job
- Testing and commissioning on full load / no load of under drainage system at filter bed. — Qty: 4 Job
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