engineering recuitment UPSSSC JE Civil 2024 Mock Test Construction Materials and Management Bricks and Mortar
Which of the following statements are CORRECT with respect to Reinforced brickwork, according to the IS 10440 (1983) : Code of practice for construction of RB and RBC floors and roofs.
a. All bricks shall be thoroughly saturated by submerging them in clear water for at least four hours before use
b. The formwork for the RB and RBC floor or roof shall NOT be removed before 14 days after laying
c. The mortar shall be a mix of 1 ∶ 1, 1 part of fresh Portland cement to 1 parts of coarse sand
d. The rods should be kept in touch with bricks
1
a & b only
2
a & c only
3
b & c only
4
a & d only