Unit 7 TYK
the steel beam identification w8x15 represents a wide-flange beam
8" deep and weighing 15 pounds per linear foot
give the actual diameter of the reinforcing steel bar listed below: A. #9 B.#4 C. #8 D. #5 E. #18
A. 1 1/8" B. 1/2" C. 1" D. 5/8 " E. 2 1/4"
what shape does each of the following designations for structural steel indicate A. W B. S C. C D. L
A. wide flange B. american standard beam C. american standard channel D. angles
which of the following is a benefit of green building
all of the above reducing solid and material waste improving employee productivity and job satisfaction improving air and water quality
when preparing a batch of concrete which of the following would not be included
all of these items could be included water, cement, aggregate, chemical admixtures
a sheet metal product made from 12-gage metal weighs more than the same product made from 6-gage metal
false
concrete completely hardens within 48 hours after it is poured?
false
concrete is stronger when it is in tension (pulled) than when is it in compression (pushed)?
false
nonferrous metals contain little or no aluminum?
false
thermally efficient, argon-filled window units have low R- values
false
what are the two basic kinds of metal
ferrous and nonferrous
what is the system used to measure the thickness of sheet metal products
gage system
what causes concrete to harden
hydration
which of the following is not considered to be a type of safety glass
plate glass
what is the difference between interior and exterior plywood
the types of adhesive used
an air space between two sealed panes of glass serves as a good insulation?
true
storm water can be collected from a roof and used for garden irrigation or toilet flushing
true
what type of cement would you use in the winter to make the concrete set up faster
type III, highly early strength
which mortar type is best-suited for situations requiring high lateral strength
type S