Building Repair & Renovation Tenders

Mirror polishing on marble work/ Granite work/ stone work where required to give high gloss finish complete at kolkata Raj Bhavan Main Building.

Providing and laying Instant Road Repair Cold Bituminous Premix material manufactured with the road aggregate, blend of Polymer Modified Bitumen for good adhesion with existing road surface and chemicals to stop immediate setting when the bag opened.with stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the premix mix to work site , laying manualluy to the required grade, level and alignment and rolling with hand rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. The folowing specifications shall be ensured with Bitumen Content % 6 ± 0.5, Stability Time Relationship Min 35 % strength within 30 minutes 70% strength within 24 hours, Bonding Strength Kg/sm2 2.5 ±0.25, Grading of Aggregate, Sieve Size (mm) 10.0% of Passing (Average) 95-100, Sieve Size (mm) 4.8 % of Passing (Average) 60-70, Sieve Size (mm) 2.36 % of Passing (Average) 12-15, Sieve Size (mm)0.075 % of Passing (Average) 2-3.