Materials. 1.1 Water shall conform to M-1. Cement shall conform shall conform to M- 3. Sand shall conform to M-6. Stones aggregate 20 mm. nominal size shall conform to M- 12. 2.0
Materials. Stones for the works shall be of the specified varieties which are hard, durable, fine grained and uniform in colour (for superstructure work) free from veins, flaws and other defects. Quality and work shall conform to the requirements specified in IS:1597 (Part-I) (Latest Edition). The percentage of water absorption shall not exceed 5 percent as per test conducted in accordance with IS:1124 (Latest Edition). The Contractor shall supply sample stones to the RMC for approval. Stones shall be laid with its grains horizontal so that the load transmitted is always perpendicular to the natural bed. Cement-sand mortar for stone masonry works shall be in the proportion of 1:6. Materials and preparation of mortar shall be as specified below:
Materials. Water shall conform to M-1. Cement: Cement shall conform to M-3. Brick: The bricks shall be hard or machine moulded and made from suitable soils and burnt. They shall be free from cracks and flaws and nodules of free lime. They shall have smooth rectangular faces with sharp corners and shall be of uniform colors. The bricks shall be moulded with a frog of 100 mm x 40 mm and 10 mm to 20 mm deep on one of its flat sides. The bricks shall not break when thrown on the ground from a height of 600 mm. The size of modular bricks shall be 190 mm x 90 mm. The size of the conventional bricks shall be as under: (9" x 4.3/8" x 2,3/4") 225 x 110 x 75 mm Only bricks of one standard size shall be used in one work. The following tolerances shall be permitted in the conventional size adopted in a particular work. Length ±1/8" (3mm) width : ± 1/16" (1.5mm) Height: ± 1/16" (1.5 mm) The crushing strength of the bricks shall not be less than 35 kg/sq.cm. The average water absorption shall not be more than 20 percent by weight. Necessary tests for crushing strength and water absorption etc., shall be carried out as per IS: 3495 (Part I to IV) - latest edition.
Materials. 1.11. TMT bars of Fe-500 should be confirming to IS:1786. 2.0.
Materials. Water shall conform to S-1. Cement shall conform to S-3. Sand shall conform to S-6. Cement Mortar shall conform to S-11. Aggregate shall conform to S-12. Mild steel wire shall conform to S-20. B.