Tender For Roof Water Proofing Of The Roof Of Pro Vice Chancellors (Aa) Office At Darbhanga Building College Street C Us, University Of Calcutta.
Tender Value
1.83 Lakhs
Estimated cost
Bid Submission
26 Sep 2026
7 days left
EMD
3600
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Kolkata → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Roof Water Proofing Of The Roof Of Pro Vice Chancellors (Aa) Office At Darbhanga Building College Street C Us, University Of Calcutta.
BOQ
| Sl. No. | Item Description |
| 1 | Taking out old damaged tarfelt from the roof, parapet etc.preparing the roof surfaces by removing all spoils, blisters,moss etc. from the working site and disposal of the samebeyond the compound and cleaning the site in all respect asper direction of Engineer-in-ChargeAll floor |
| 2 | Dismantling old plaster or skirting raking out joints and cleaning thesurface for plaster including disposal of rubbish to the dumping groundwithin 50 metres lead |
| 3 | Cutting chase upto 125 x 150 mm. and subsequentmending of damages. |
| 4 | Providing, mixing and applying bonding coat of approved adhesive onchipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respectSBR Polymer (@10% of cement weight) modifiedcementitious bond coat @ 2.2 kg cement per sqm of surfacearea mixed with specified proportion of approved polymer |
| 5 | Providing, mixing and applying SBR polymer (of approved make @minimum 2% by wt. of cement used) modified plain/reinforced cementconcrete for structural members having minimum characteristiccompressive strength [with ordinary portland cement, coarse sand andgraded stone aggregate of 10 mm maximum size in proportion as perdesign criteria] with specified average thickness50 mm thick in Grade M25 with cement content not lessthan 330 kg per cum |
| 6 | Providing, mixing and applying SBR polymer (of approved make) modifiedCement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand withpolymer minimum 2% by wt. of cement used) as per specifications anddirections of Engineer-in-charge 25 mm average thickness in 2 layers. |
| 7 | Providing and laying APP (Atactic Polypropylene Polymer) modifiedprefabricated five layer 3 mm thick water proofing membrane, blackfinished reinforced with non-woven polyester matt consisting of a coatof bitumen primer for bitumen membrane @ 0.40 litre/sqm by the samemembrane manufacture of density at 25°C, 0.87-0.89 kg/ litre and viscocity70-160 cps. Over the primer coat the layer of membrane shall be laidusing Butane Torch and sealing all joints etc, and preparing the surfacecomplete. The vital physical and chemical parameters of the membrane3 mm thickshall be as under : Joint strength in longitudinal and transverse directionat 23°C as 650/ 450N/ 5cm. Tear strength in longitudinal and transversedirection as 300/250N. Softening point of membrane not less than 150°C.Cold flexibility shall be upto -2°C when tested in accordance with ASTM, D- 5147. The laying of membrane shall be got done through the authorisedapplicator of the manufacturer of membrane |
| 8 | Painting wood work with Deluxe Multi Surface Paint of requiredshade. Two or more coat applied @ 0.90 ltr/10 sqm over anunder coat of primer applied @0.75 ltr/10 sqm of approvedbrand and manufacture |
| 9 | Manpower for repairing the external windows and making of scaffolding toilets Mistry |
| 10 | Helper (Technician Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Sep 17, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedSep 26, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 7 daysSep 28, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 9 daysTender Documents
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