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Tender Value
₹4.0 L
EMD Value
₹8,048
Closing Date
3 Oct 2026, 12:00 pm5d left
AE KWSD-II
1 K S Roy Road Block C 3rd Floor
Repair and renovation of roof protective works with Polymetric Membrane over the roof of Court Room No 14 to 17 at Main Building High Court Calcutta during the year 2026 27
2026_WBPWD_5074820_9
WBPWD/KWSD-II/AE/ NIT-12/2026-2027
Open Tender
CIVIL WORKS
Percentage
15 days
High Court
Please refer Tender documents.
5 documents required · 5 mandatory
₹8,048
Yes
24 Sept 2026
24 Sept 2026
5 Oct 2026
25 Sept 2026
3 Oct 2026
25 Sept 2026
This is a percentage-rate BOQ. The schedule below shows estimated quantities and rates. Bidders quote a single percentage above or below the total estimated cost.
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1 | Providing and laying in situ seven course water proofing treatment with APP (Atactic poly-propylene) modified Polymeric memberane over roof consisting of first coat of bitumen primer @ 0.40 litre per sqm, 2nd, 4th & 6th courses of bonding material @ 1.20 Kg/sqm, which shall consist of blown type bitumen of grade 85/25 conforming to IS : 702, 3rd and 5th layers of roofing membrane APP modified Polymeric membrane 1.5 mm thick of 2.25 Kg/sqm weight consisting of five layers prefabricated with centre core as 20 micron HMHDPE film sandwiched on both sides with polymeric mix and the polymeric mix is protected on both side with 20 micron HMHDPE film. 7th, the top most layer shall be finished with brick tiles of class designation 10 grouted with cement mortar 1:3 (1cement : 3 fine sand) mixed with 2% integral water proofing compound by weight of cement over a 12 mm layer of cement mortar 1:3 (1 cement : 3 fine sand) and finished neat (item of laying brick tiles shall be paid for separately). | 396 | Sq.M. | 730.55 | ₹2,89,297.8 |
| 2 | Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. | 123.75 | Sq.M. | 338.25 | ₹41,858.44 |
| 3 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. | 29.7 | Cu.M. | 263.95 | ₹7,839.32 |
| 500 | Add GST, Correction (0.973)* Cost Index (22%) = 0.18706 | 1 | Each. | 63,412 | ₹63,412 |
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