The temperature of the subgrade or the ground on which concrete is placed at the time of concreting should be more than -
(a) 25° C
(b) 15°C
(c) 5° C
(d) 0° C.
The correct Answer Is
(c) 5° C
(a) 25° C
(b) 15°C
(c) 5° C
(d) 0° C.
The correct Answer Is
(c) 5° C
