1. MATERIALS
1.1 MATERIAL PROPERTIES SHALL BE OBTAINED FROM TESTS PERFORMED ACCORDING TO RELEVANT ASTM STANDARDS.
1.2 UNLESS NOTED OTHERWISE, THE MINIMUM 28-DAY CYLINDER STRENGTH OF CONCRETE SHALL BE 28 MPA
FOR COLUMNS, BEAM, SLABS BASEMENT, RETAINING WALLS AND FOUNDATION
THE TEST CYLINDERS SHALL BE 150 mm DIAMETER (6 in.) AND 300 mm (12 in.) HEIGHT. AS PER TIS 1300-2537
THESE CONCRETE STRUCTURE MEMBERS ARE CONCRETE ROOF DECK, BASEMENT WALL , ALL LIQUID TANK CONCRETE MEMBERS
OR ANY EXOPSED STRUCTURE SHALL BE WATERPROOF CONCRETE W/ WATER REDUCING ADMIXTURES IN ORDER TO RETAINTION ANY SEEPAGE.
1.3 STEEL REINFORCEMENT OF 6 ,9 ,12 mm DIAMETERS SHALL BE OF GRADE SR-24 WITH MINIMUM YIELD STRENGTH OF 2400 ksc.
REFERENCE TO THE REINFORCEMENT SHALL BE RB6, RB9, AND RB12 RESPECTIVELY. FABRIC MESH SHALL BE OF GRADE SD-40
WITH A MINIMUM YIELD STRENGTH OF 4000 ksc.
1.4 STEEL REINFORCEMENT OF 10 mm DIAMETER AND LARGER SHALL BE OF GRADE SD-40 WITH MINIMUM YIELD STRENGTH OF 4000 ksc.
AND MINIMUM ULTIMATE ELONGATION, AT WHICH THE MINIMUM YIELD STRENGTH IS STILL MAINTAINED, OF 50 mm/m (5%). REFERENCE
TO THE REINFORCEMENT SHALL BE DBXX WHERE XX IS THE NOMINAL DIAMETER OF THE REINFORCEMENT IN mm.