Question

osha 10 hour construction: module 10 - demolition exam
question 6 of 10
simple pretensioned beams and slabs of spans up to about 7 meters (23 feet);
a. can be demolished in a manner similar to ordinary reinforced concrete
b. must be lifted and lowered to the ground as complete units after the removal of any composite concrete
c. should be turned on their sides
d. both b and c

Explanation:

Simple pretensioned beams and slabs of the given span can be demolished like ordinary reinforced concrete. There is no requirement for the actions described in options B, C, and thus D is also incorrect.

Answer:

A. Can be demolished in a manner similar to ordinary reinforced concrete