and Concrete Questions and All
Correct Answers.
The post used in foundations are commonly made of:
A. masonry
B. steel
C. pressure-treated wood
D. all of the above - Answer D. all of the above
A wood foundation is particularly suitable in:
A. a garage where the distance is too great to span with floor joists
B. areas where the sea level is high
C. warmer climates where freezing of the ground is infrequent
D. none of the above - Answer C. warmer climates where freezing of the ground is ingrequent
For a wood foundation, the trench excavated for a structure with a crawl space should be deep.
A. less than 10"
B. at least 12"
C. 9"
D. 6" - Answer B. at least 12"
When using a wood foundation for a basement, .
A. the site is excavated
B. a basement sump is installed in poorly drained
C. no foundation drainage is necessary
D. all of the above - Answer B. a basement sump is installed in poorly drained
Nails used in wood foundation should be made of:
A. hot-dipped zinc-coasted steel
B. copper
, The floor joists or trusses of a wood foundation are placed on the:
A. double top plate of the foundation wall
B. inside of the foundation wall
C. basement floor slab
D. none of the above - Answer A. double top plate of the foundation
Backfilling for a wood foundation should be started:
A. before the floor joists or trusses are installed
B. before the polyethylene film is applied
C. after the basement floor has cured and the first floor is installed
D. all of the above - Answer C. after the basement floor has cured and the first floor is installed
The ability of a concrete or masonry basement wall to resist earth pressure is determined by:
A. support from crosswalls
B. the size of the floor joists
C. the live load of the structure
D. all of the above - Answer A. support from crosswalls
The distance from the top of the basement floor to the bottom of the floor joists above should
be no less than:
A. 5'
B. 6'
C. 7'
D. 8' - Answer C. 7'
Basement load bearing crosswalls should be attached to exterior walls by:
A. metal tie bars
B. a masonry bond
C. anchor bolt
D. all of the above - Answer A. metal tie bars