Uttar Pradesh Projects Corporation Limited Tender

Supply of coarse sand shall be clean sharp and free from clay, loam, organic or any other foreign matter, shall be obtained from approved source. The contractor shall get the sample of coarse sand. approved by the Engineer-in-charge. Sand which in the opinion of the Engineer-in-Charge or his representative is dirty, must be washed to his satisfaction at the cost and expenses of the contractor coarse sand shall pass through a mesh, 4.75 mm. square measured in the clear. Sand shall not be used for concrete works if it contains more than 10% of fine grains passing through a 76 mesh sieve. should the fineness modulus be less than 2.25 unless specific permission is obtained from the Engineer-in-Charge.

Supply of 20mm guage approved stone grit from Stone chips or stone ballast for cement concrete (plain or reinforced) shall be hard, of uniform and fine texture.free form faults or planes of weakness and free from weathered faces. The ballast or chips must be free from loam, clay or any surface coating, free from organic matter or other impurities and screened, free of dust. Stone of black and hard variety as is generally available from quarries in KABRAI areas will be normally used. Stone aggregates from other sources may also be used provided the same is found suitable in the opinion of the Engineer-in-Charge. The opinion of Engineer-in-Charge must be recorded in writing. The ballast or chips shall be obtained by breaking from large blocks and must be more or less cubicle in shape stone grit grading shall be in conformity with the requirements laid down in the Indian Standards Specification IS : 383-1963 as shown below percentage passing for single sized aggregate of nominal size. 40mm Passing 100% 20mm passing 85-100% 10mm passing 0-20% 4.75 mm passing 0 - 5%

Supply of 40mm guage approved stone grit from Stone chips or stone ballast for cement concrete (plain or reinforced) shall be hard, of uniform and fine texture.free form faults or planes of weakness and free from weathered faces. The ballast or chips must be free from loam, clay or any surface coating, free from organic matter or other impurities and screened, free of dust. Stone of black and hard variety as is generally available from quarries in KABRAI areas will be normally used. Stone aggregates from other sources may also be used provided the same is found suitable in the opinion of the Engineer-in-Charge. The opinion of Engineer-in-Charge must be recorded in writing. The ballast or chips shall be obtained by breaking from large blocks and must be more or less cubicle in shape stone grit grading shall be in conformity with the requirements laid down in the Indian Standards Specification IS : 383-2016 as shown below percentage passing for single sized aggregate of nominal size. 63mm Passing 100% 40mm passing 85-100% 20mm passing 0-20% 10 mm passing 0 - 5%

GST extra as per rule applicable