App Logo

No.1 PSC Learning App

1M+ Downloads
The minimum depth of concrete at the crown of a jack arch floor should be :

A100mm

B150mm

C180mm

D200mm

Answer:

B. 150mm


Related Questions:

Nominal mix of M20
Water used in concrete should be
Minimum grade of concrete for moderate environmental exposure condition should be
Which wood is used to made wooden T-Square?
For one cubic metre 1 : 2 :4 concrete using 20 mm metal, the quantity of course aggregate required is