C51- STRUCTURAL STEEL CONTRACTOR TEST
1 (106 QUESTIONS, 2 HOUR TIME LIMIT) 85%
PASS OR MORE!!
What is a sorting yard used for? - AnswerSorting steel members
Tie-downs are generally used for cranes: - AnswerTo hold the crane body in place
during shipment
How do you prepare hot-rolled mill-finish steel for spray painting? - AnswerIt should
be sandblasted first to remove rust from mill
Which of the following is correct regarding air compressors? - AnswerDon't use one
that turns on and off
What are four basic types of steel stairs? - AnswerStraight, angle, curved, spiral
Wire rope on equipment that has been idle for a period of _____________ or more
should be inspected completely. - Answer2 days
What type of steel is designated for rivets? - AnswerA502
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? - AnswerA fence
and a canopy
The total of the following numbers 8 5/8", 6 1/4", 7 3/16", and 5 1/4" is ___________. -
Answer27 5/16"
End columns anchored to foundations are exactly plumb only when the steel is at
___________ temperature. - AnswerNormal
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. - AnswerGantry
Who supplies the anchor bolts for a job? - AnswerStructural 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? - AnswerFence 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? -
AnswerColumns are made stronger
The cost of making shop or working drawings for steel structures is usually figured by
the: - AnswerNumber 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? - AnswerZinc-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) - Answer1072 lbs
This symbol below means: (CL symbol) - AnswerCenter Line
The minimum dry thickness of __________ is required for the shop (prime) coat for
painted steel. - Answer1 mil
For complete combustion during oxyacetylene welding, a ratio of _________ parts
oxygen to one part acetylene is required. - Answer2:1
The process by which a relatively thick layer is added to a surface to improve resistance
to corrosion is called: - AnswerCladding
________________ on each side of a truck-crane raise the frame high enough so the
load is not transmitted to the wheels during a lifting operation. - AnswerOutriggers
A code states that you may cantilever a 24" for every 1" of beam depth. If you have a 9"
beam, what is the allowable span? - Answer18'
What is the best way to lift a long girder? - AnswerOne crane with a balance beam
The process by which hardened steel or hardened cast iron is heated below its melting
point to decrease hardness and increase toughness is called: - AnswerTempering
A derrick without a boom that has guys arranged from its top to permit leaning the mast
in any direction, and whose load is raised and lowered by ropes reeved through
sheaves or blocks at the top of the mast is called a(n): - AnswerGin-pole derrick
A hoist is used to: - AnswerTurn a drum, run a load fall, hoist a mass
What does "CWT" refer to? - Answer100 lb
1 (106 QUESTIONS, 2 HOUR TIME LIMIT) 85%
PASS OR MORE!!
What is a sorting yard used for? - AnswerSorting steel members
Tie-downs are generally used for cranes: - AnswerTo hold the crane body in place
during shipment
How do you prepare hot-rolled mill-finish steel for spray painting? - AnswerIt should
be sandblasted first to remove rust from mill
Which of the following is correct regarding air compressors? - AnswerDon't use one
that turns on and off
What are four basic types of steel stairs? - AnswerStraight, angle, curved, spiral
Wire rope on equipment that has been idle for a period of _____________ or more
should be inspected completely. - Answer2 days
What type of steel is designated for rivets? - AnswerA502
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? - AnswerA fence
and a canopy
The total of the following numbers 8 5/8", 6 1/4", 7 3/16", and 5 1/4" is ___________. -
Answer27 5/16"
End columns anchored to foundations are exactly plumb only when the steel is at
___________ temperature. - AnswerNormal
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. - AnswerGantry
Who supplies the anchor bolts for a job? - AnswerStructural 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? - AnswerFence 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? -
AnswerColumns are made stronger
The cost of making shop or working drawings for steel structures is usually figured by
the: - AnswerNumber 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? - AnswerZinc-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) - Answer1072 lbs
This symbol below means: (CL symbol) - AnswerCenter Line
The minimum dry thickness of __________ is required for the shop (prime) coat for
painted steel. - Answer1 mil
For complete combustion during oxyacetylene welding, a ratio of _________ parts
oxygen to one part acetylene is required. - Answer2:1
The process by which a relatively thick layer is added to a surface to improve resistance
to corrosion is called: - AnswerCladding
________________ on each side of a truck-crane raise the frame high enough so the
load is not transmitted to the wheels during a lifting operation. - AnswerOutriggers
A code states that you may cantilever a 24" for every 1" of beam depth. If you have a 9"
beam, what is the allowable span? - Answer18'
What is the best way to lift a long girder? - AnswerOne crane with a balance beam
The process by which hardened steel or hardened cast iron is heated below its melting
point to decrease hardness and increase toughness is called: - AnswerTempering
A derrick without a boom that has guys arranged from its top to permit leaning the mast
in any direction, and whose load is raised and lowered by ropes reeved through
sheaves or blocks at the top of the mast is called a(n): - AnswerGin-pole derrick
A hoist is used to: - AnswerTurn a drum, run a load fall, hoist a mass
What does "CWT" refer to? - Answer100 lb
