General Contractor License - KB2 Study Prep - Full Set
Questions With Complete Solutions
10 foot long planks used on scaffolding should not extend over
the edges of the support more than: Correct Answers 12 inches
A _____ is a system component that receives inputs from
automatic and manual fire alarm devices and may be capable of
supplying power to detection devices and transponders or off-
premises transmitters. Correct Answers Fire Alarm Control
Unit
A 30 foot long driveway has a 5% slope from one end to the
other. The rise or change in grade is: Correct Answers 18
inches
A bank on an excavation site has a 3 to 1 slope; how many
inches per foot will the bank rise? Correct Answers 4 inches
per foot
A concrete slab should be bull floated as soon as possible after:
Correct Answers screeding
A concrete slab-on-ground cast monolithically with the footing
shall be permitted to locate _____ as an alternative to placement
at the footing top and bottom? Correct Answers 1 number 5 or
two Number 4 bars in the middle third of the footing
A grade rises 86 feet in 277 feet horizontal, what is the percent
of slope? Correct Answers 31%
,A kind of molding installed on the vertical wall used to accept
aluminum soffit panels is: Correct Answers "F" Channel
A lot shall be graded to drain surface water away from
foundation walls for a minimum of _____ feet. Correct
Answers 10 feet
A masonry wall that shows signs of high alkalinity needs to be
painted. What type of paint should be used? Correct Answers
alkalyd resistant paint
A minimum tread run for stairways (other than spiral stairs) in
single family dwellings having an occupant load of less than 10
is _____ inches. Correct Answers 10
A scaffold plank 9 feet long can extend over its' end support a
maximum distance of: Correct Answers 12 inches.
A scraper (pan hauler) is capable of moving 30 cubic yards of
material at a time, operates at an average speed of 4 miles per
hour, and has an operating efficiency of 50 minutes per hour. If
the material will expand at 25%, how many yards of material
can the scraper move in one hour in a one mile round trip?
Correct Answers 80 cubic yards
A stairway with a handrail installed on one side only shall
develop a minimum width of _____. Correct Answers 31-1/2
inches
A weep screed shall be placed a minimum of how many inches
above the earth? Correct Answers 4 inches
,A window that has panels that move vertically is which of the
following? Correct Answers double hung
According to Code the MAXIMUM diameter of a hole that may
be bored in a 2 by 10 joist is _____ inches. Correct Answers 3
According to code, asphalt shingles installed on roof with a
slope of 4:12 or greater require an underlayment of: Correct
Answers one layer #15 non-perforated felt
According to code, footings shall be stepped when? Correct
Answers if the ground surface slopes more than one unit
vertical to ten units horizontal or where necessary to change the
top footing surface elevation
According to Code, foundation plates or sills shall be anchored
to the foundation with bolts spaced not more than _____ inches
apart? Correct Answers 72 inches
According to code, the minimum thickness of a concrete slab
that is supported directly on the ground shall be _____ inches.
Correct Answers 3.5 inches
According to code, what is the minimum required width of a
footing in soil rated at 2000 PSF for a single story building with
8 inch thick masonry walls? Correct Answers 12 inches
According to Code, what is the minimum required width of
every exit door servicing an occupant load of 10 or more?
Correct Answers 32 inches
, According to Code, windows intended for use as an emergency
escape route must have a finished sill height not more than
_____ inches above the finished floor. Correct Answers 44
inches
According to OSHA rules and regulations, scaffold planks
should extend past their end supports a MINIMUM of _____
inch(es). Correct Answers 6
According to OSHA what is not required when welding?
Correct Answers Oxygen to blow off work and clothes
According to OSHA, a trench that reaches a depth of 4 feet shall
be supplied with a ladder or a means of egress. The maximum
lateral distance a person shall travel to reach this ladder shall not
exceed _____ feet. Correct Answers 25
According to OSHA, ladders (or steps) are required in all
trenches or ditches at _____ feet or more in depth for an
adequate means of exit. Correct Answers 4 feet or more
According to OSHA, powered concrete trowels that are
manually guided shall be equipped with: Correct Answers a
hand release shut off switch
According to OSHA, what is the maximum distance that a
scaffold plank may extend over its end support? Correct
Answers 12"
Questions With Complete Solutions
10 foot long planks used on scaffolding should not extend over
the edges of the support more than: Correct Answers 12 inches
A _____ is a system component that receives inputs from
automatic and manual fire alarm devices and may be capable of
supplying power to detection devices and transponders or off-
premises transmitters. Correct Answers Fire Alarm Control
Unit
A 30 foot long driveway has a 5% slope from one end to the
other. The rise or change in grade is: Correct Answers 18
inches
A bank on an excavation site has a 3 to 1 slope; how many
inches per foot will the bank rise? Correct Answers 4 inches
per foot
A concrete slab should be bull floated as soon as possible after:
Correct Answers screeding
A concrete slab-on-ground cast monolithically with the footing
shall be permitted to locate _____ as an alternative to placement
at the footing top and bottom? Correct Answers 1 number 5 or
two Number 4 bars in the middle third of the footing
A grade rises 86 feet in 277 feet horizontal, what is the percent
of slope? Correct Answers 31%
,A kind of molding installed on the vertical wall used to accept
aluminum soffit panels is: Correct Answers "F" Channel
A lot shall be graded to drain surface water away from
foundation walls for a minimum of _____ feet. Correct
Answers 10 feet
A masonry wall that shows signs of high alkalinity needs to be
painted. What type of paint should be used? Correct Answers
alkalyd resistant paint
A minimum tread run for stairways (other than spiral stairs) in
single family dwellings having an occupant load of less than 10
is _____ inches. Correct Answers 10
A scaffold plank 9 feet long can extend over its' end support a
maximum distance of: Correct Answers 12 inches.
A scraper (pan hauler) is capable of moving 30 cubic yards of
material at a time, operates at an average speed of 4 miles per
hour, and has an operating efficiency of 50 minutes per hour. If
the material will expand at 25%, how many yards of material
can the scraper move in one hour in a one mile round trip?
Correct Answers 80 cubic yards
A stairway with a handrail installed on one side only shall
develop a minimum width of _____. Correct Answers 31-1/2
inches
A weep screed shall be placed a minimum of how many inches
above the earth? Correct Answers 4 inches
,A window that has panels that move vertically is which of the
following? Correct Answers double hung
According to Code the MAXIMUM diameter of a hole that may
be bored in a 2 by 10 joist is _____ inches. Correct Answers 3
According to code, asphalt shingles installed on roof with a
slope of 4:12 or greater require an underlayment of: Correct
Answers one layer #15 non-perforated felt
According to code, footings shall be stepped when? Correct
Answers if the ground surface slopes more than one unit
vertical to ten units horizontal or where necessary to change the
top footing surface elevation
According to Code, foundation plates or sills shall be anchored
to the foundation with bolts spaced not more than _____ inches
apart? Correct Answers 72 inches
According to code, the minimum thickness of a concrete slab
that is supported directly on the ground shall be _____ inches.
Correct Answers 3.5 inches
According to code, what is the minimum required width of a
footing in soil rated at 2000 PSF for a single story building with
8 inch thick masonry walls? Correct Answers 12 inches
According to Code, what is the minimum required width of
every exit door servicing an occupant load of 10 or more?
Correct Answers 32 inches
, According to Code, windows intended for use as an emergency
escape route must have a finished sill height not more than
_____ inches above the finished floor. Correct Answers 44
inches
According to OSHA rules and regulations, scaffold planks
should extend past their end supports a MINIMUM of _____
inch(es). Correct Answers 6
According to OSHA what is not required when welding?
Correct Answers Oxygen to blow off work and clothes
According to OSHA, a trench that reaches a depth of 4 feet shall
be supplied with a ladder or a means of egress. The maximum
lateral distance a person shall travel to reach this ladder shall not
exceed _____ feet. Correct Answers 25
According to OSHA, ladders (or steps) are required in all
trenches or ditches at _____ feet or more in depth for an
adequate means of exit. Correct Answers 4 feet or more
According to OSHA, powered concrete trowels that are
manually guided shall be equipped with: Correct Answers a
hand release shut off switch
According to OSHA, what is the maximum distance that a
scaffold plank may extend over its end support? Correct
Answers 12"
