____ beams are designed to span between piers or areas of solid soil as well as support the foundation and structure above them while not bearing directly on the soil below.
A. Auxiliary
B. Reinforcing
C. Rated
D. Grade
Answer: D
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A(n) ____ admixture speeds up the strength development of concrete.
A. pozzolan B. water reducing C. accelerator D. retarding
Which sealant is commonly used as caulk for interior applications?
What will be an ideal response?
Trash pumps are designed primarily to pump _____.
a. sludge b. water c. highly viscous material d. garbage
All of the following statements are true EXCEPT:
A. a voltage drop test is a fast way of determining the integrity of a connection. B. voltage drop should be greater than 0.1 volt per connection. C. a connection without visible corrosion can still have high resistance. D. it is likely that a connection that appears to be corroded is adding unwanted resistance to the circuit.