281 - 315

what is the min f'c (psi) for concrete exposed to freezing and thawing cycles, deicing chemicals and continous moisture?

• 500

• 4500

• 5500

• 4000

records of inspection must be preserved for at least how many years?

• 1

• 2

• 3

• 4

What is the min width, in inches, for egress stairways

• 32

• 44

• 48

• 52

The tolerance between the largest and smallest riser height must not exceed ___ inch in any flight of stairs

• 1/8

• 1/4

• 3/8

• ½

Built-in tubs with showers must have waterproof joints between the tub and adjacent wall

• True

• False

In light-frame construc)on, what is the min width of a foo)ng that supports 2 floors

• 8"

• 12"

• 15"

• 18"

Isolated spread concrete footings of buildings _________or less above grade plane that are fully supported on earth or rock.

• one story

• two stories

• three stories

You are doing a concrete placement of 750 cubic yards. How many strength tests will be needed?

• Two

• Four

• Five

• Six

Reinforcement in concrete cast against and permanently exposed to earth shall have a cover distance of at least how many inches?

• 1½ inches

• 2 inches

• 2 ½ inches

• 3 inches

When are strength tests required for testing samples of concrete?

• Once a day, every 150 cubic yards, every 5,000 square feet of slab

• Twice a day, every 150 cubic yards, every 5,000 square feet of slab

• Once a day, every 150 cubic yards, every 3,000 square feet of slab

• Twice a day, every 150 cubic yards, every 3,000 square feet of slab