©THESTAR 2025 ALL RIGHTS RESERVED
C51- STRUCTURAL STEEL
CONTRACTOR TEST 1 QUESTIONS AND
ANSWERS 100% PASS
What is a sorting yard used for? - ANS Sorting steel members
Tie-downs are generally used for cranes: - ANS To hold the crane body in place during
shipment
How do you prepare hot-rolled mill-finish steel for spray painting? - ANS It should be
sandblasted first to remove rust from mill
Which of the following is correct regarding air compressors? - ANS Don't use one that turns
on and off
What are four basic types of steel stairs? - ANS Straight, angle, curved, spiral
Wire rope on equipment that has been idle for a period of _____________ or more should be
inspected completely. - ANS 2 days
What type of steel is designated for rivets? - ANS A502
, ©THESTAR 2025 ALL RIGHTS RESERVED
According to the Building Code, if a demolition of a building higher than 8 ft is taking place,
what sort of protection is required within 6 ft of the building? - ANS A fence and a canopy
The total of the following numbers 8 5/8", 6 1/4", 7 3/16", and 5 1/4" is ___________. -
ANS 27 5/16"
End columns anchored to foundations are exactly plumb only when the steel is at ___________
temperature. - ANS Normal
On a crane with a relatively heavy capacity, the boom falls is secured to a ________ fastened to
the back end of the crane-body frame. - ANS Gantry
Who supplies the anchor bolts for a job? - ANS Structural Steel Fabricator
According to the Building Code, if a structure is 8 ft or less in height, which of the following is
not required when the structure is demolished? - ANS Fence and Canopy
When a building is being designed, and a crane or guy derrick will have to be used, how is the
building modified to accommodate the extra weight of the crane or derrick? - ANS Columns
are made stronger
The cost of making shop or working drawings for steel structures is usually figured by the: -
ANS Number of sheets required for layout, details, erection diagrams, etc.
What is commonly used as a pre-treatment for steel to improve the bond for the finish coat of
paint? - ANS Zinc-based primer
Referring to the drawings seen here, what is the approximate weight of the column along Grid
Line E at Section CC? (No diagram)(Find height of beam, drawings should have lb/ft) -
ANS 1072 lbs
C51- STRUCTURAL STEEL
CONTRACTOR TEST 1 QUESTIONS AND
ANSWERS 100% PASS
What is a sorting yard used for? - ANS Sorting steel members
Tie-downs are generally used for cranes: - ANS To hold the crane body in place during
shipment
How do you prepare hot-rolled mill-finish steel for spray painting? - ANS It should be
sandblasted first to remove rust from mill
Which of the following is correct regarding air compressors? - ANS Don't use one that turns
on and off
What are four basic types of steel stairs? - ANS Straight, angle, curved, spiral
Wire rope on equipment that has been idle for a period of _____________ or more should be
inspected completely. - ANS 2 days
What type of steel is designated for rivets? - ANS A502
, ©THESTAR 2025 ALL RIGHTS RESERVED
According to the Building Code, if a demolition of a building higher than 8 ft is taking place,
what sort of protection is required within 6 ft of the building? - ANS A fence and a canopy
The total of the following numbers 8 5/8", 6 1/4", 7 3/16", and 5 1/4" is ___________. -
ANS 27 5/16"
End columns anchored to foundations are exactly plumb only when the steel is at ___________
temperature. - ANS Normal
On a crane with a relatively heavy capacity, the boom falls is secured to a ________ fastened to
the back end of the crane-body frame. - ANS Gantry
Who supplies the anchor bolts for a job? - ANS Structural Steel Fabricator
According to the Building Code, if a structure is 8 ft or less in height, which of the following is
not required when the structure is demolished? - ANS Fence and Canopy
When a building is being designed, and a crane or guy derrick will have to be used, how is the
building modified to accommodate the extra weight of the crane or derrick? - ANS Columns
are made stronger
The cost of making shop or working drawings for steel structures is usually figured by the: -
ANS Number of sheets required for layout, details, erection diagrams, etc.
What is commonly used as a pre-treatment for steel to improve the bond for the finish coat of
paint? - ANS Zinc-based primer
Referring to the drawings seen here, what is the approximate weight of the column along Grid
Line E at Section CC? (No diagram)(Find height of beam, drawings should have lb/ft) -
ANS 1072 lbs
