solution
Segregation will occur in concrete if: its dropped from a certain height
its dropped from a certain height
A stirrup is reinforcing to transfer diagonal forcing in a beam. T or F
True
Segregation occurs in concrete when:
its dropped from a certain height
Carbon content is the key to steel quality. T or F
True
Which of the following is NOT associated with achieving longer spans in steel
construction:
Back up Bar
Steel is one of the densest materials and produces the lightest structures with the
longest span. T or F
True
L5 X 4x3/8 is:
angle
Cold rolled steel is stronger than hot rolled steel. T or F
True
What is a waffle slab?
two way concrete joist framing system (example JPL food Court)
"Plumbing up" refers to the process of installing steel sections square and true before
anchoring them in. T or F
True
Who is responsible for preparing the structural steel shop drawings?
Steel Fabricator
Reinforcing bars are spliced by overlapping them a specified number of bar diameters T
or F
True
Which of the following is least likely to be precast ?
footing
In post tensioning concrete, steel strands are set in sleeves and do not bond with the
concrete. T or F
True
What are used to reinforce wall prior to concrete placement?
chair and bolsters
"28- day strength" refers to the design strength of concrete. T or F
True
Slip forming would be most beneficial when constructing:
elevator shafts and storage silos
The most common steel beam used today are American Standard "I" beam T or F
False
What are the advantages of using light gauge steel framing?
, No warping
Rivets are the most common used for connecting steel. T or F
False
A shear connection transfers _____________ loads.
Vertical
Some of the largest steel structures are comprised of simple steel components such as
plates, angles, bars etc. T or F
True
A moment connection transfers __________ loads.
Lateral
Welding is the only way of connecting steel pieces together. T or F
False
The primary ingredients in concrete are:
cement, aggregate, and water
A slump test provides information for the workability of fresh concrete. T or F
True
What are 3 reasons why steel and concrete work well together are:
steel adds tension, concrete adds fire resistance, they both contract at the same rate
Weather conditions and temperature play no role in curing concrete. T or F
False
Steel is only used for the structure of the building and not the skin. T or F
False
Pouring fresh concrete next to cured concrete is called a "cold joint" T or F
True
A "Oneway concrete slab" works the same way as wood frames and steel frame
constructions. T or F
True
Corrugated steel decks work the same as OSB. T or F
True
All steel used in construction must be fireproofed. T or F
False
Concrete works well in tension. T or F
False
Concrete has no shape of its own. T or F
True
W12X120 tells us that the steel beam is 12" deep. T or F
True
Reinforcing bars and strands work in the same manner. T or F
False
Steel works in tension and compression T or F
True
intumescent paint is a type of insulation for steel construction. T or F
True
Weathering steel doesn't require and finish. T or F
True
A framing plan is designed by an engineer and indicates the size of the beams. T or F