Construction Technology II

What organization governs concrete and reinforcing materials?
1. ASTM
2. MSDS
3. OSHA
4. SSRB
What is the diameter of #5 rebar?
1. 3/8"
2. 1/2"
3. 5/8"
4. 3/4"
Reinforcing bars are NORMALLY supplied from the mill bundled in what lengths?
1. 20'
2. 40'
3. 60'
4. 80'
Steel is used as concrete reinforcement because of its:
1. Expansion/contraction rate.
2. Resistance to sulfate attack.
3. Strength in compression.
4. Weight.
Reinforcement bars are identified by a line or number system that designates their:
1. Grade.
2. Length.
3. Manufacturer.
4. Weight.
Steel wire bar supports may be available in how many classes?
1. Three
2. Four
3. Five
4. Six
Reinforcing bars placed in a form should have what kind of surface preparation?
1. Enamel
2. Latex
3. Lubrication
4. Rust
What is the standard configuration for reinforcing bars?
1. Bull nosed
2. Deformed
3. Demagnetized
4. Rejected

Construction Technology II - 4.01