In grillage foundations a minimum 15 cm cover is provided on
Options
A. upper flange of top tier
B. lower beam of lower tier
C. ends of external beams
D. none to these.
Correct Answer
lower beam of lower tier
More questions
1. The greatest eccentricity which a load W can have without producing tension on the cross-section of a short column of external diameter D and internal diameter d, is