Bricks. The contractor should use the bricks manufactured on the metric system, as for as possible.
Bricks. Bricks shall uniform colour, thoroughly burnt but not over burnt, shall have plan rectangular faces with parallel sides and sharp right-angled edges. They should give ringing sound when struck. Brick shall not absorb more than 20% to 22% of water, when immersed in water for 24 hours. Bricks to be used shall be approved by the Independent Engineer.
Bricks. Bricks shall be sound, hard, well-burnt, uniform in size, shape and colour, homogeneous in texture, giving a metallic ringing sound, free from flaws, cracks, holes, lumps or grit and arises should be square, straight and sharply defined. They shall not break when struck against each other and dropped flat from a height of 1m to the ground. They shall conform to IS 1077 giving classes of common burntclay bricks. Maximum absorption shall not be more than 20% of its dry weight on immersion in water for 24 hours. Minimum crushing strength shall be 75 kg/sq cm. Bricks for masonry work in foundations as well as in superstructure shall be first class burnt clay bricks conforming to PWD Specifications.
Bricks. All bricks shall be of 75 class designation quality locally available as approved by the Site Engineer.
Bricks. The bricks shall be class designation – 50, kiln-burnt bricks of regular and uniform size, shape and colour, well burnt throughout. They shall be free from cracks or other flaws viz. lumps of lime, laminations, soluble salts causing efflorescence, air-holes which may in any way impair their strength durability, appearance etc. They shall give a clear metallic ringing sound when struck together. After absorbing water the bricks shall not exceed 16% of their dry weight as per IS:No. 1077- 19970. According to IS:No. 1077-1970 crushing load shall not be less than 50 Kg./Sqcm. The brick to be used for the entire work shall be approved by the Engineer-in- Charge (EIC).
Bricks no more than 5000 are delivered in one load, except if stored at Main Storage Site referred to in 13.1
Bricks. Notwithstanding the provisions of subclause 3.4.1 the bricks to be used on this contract shall be “Engineering Bricks”.
Bricks. Notwithstanding the requirements of Subclause 3.11.1 of SANS 1200L, 230 mm wide hollow concrete blocks with minimum compressive strength 3,5 MPa and filled with Grade 15 MPa mass concrete, will be accepted for valve chamber walls.
Bricks. Specifications of brickwork shall apply. Broken bricks shall not be used except for closing the line. The bricks shall be laid on edge.
Bricks. Basing on the strong foundation of trust, ethics and integrity, bricks are placed to reach the roof of recognition. It includes:
