Contractors License Study Guide Exam
With Correct Answers.
An attached garage shall be separated from all habitable rooms above the garage
with not less than - Answer 5/8 of an inch gypsum board
A structure that is intended for swimming or recreational bathing is considered to be
a swimming pool if it contains water over - Answer 24 inches
What type of fastener do you use to install cabinets? - Answer Truss head wood
screws
The process of preparing sand underneath a concrete slab requires sand to be -
Answer Compacted
Habitable space in a basement shall have an emergency rescue opening with a
minimum net clear opening of 5.7 square feet and a sill height if not more than -
Answer 44 inches
The minimum headroom in all parts of the stairway shall not be less than - Answer 6
feet 8 inches
The minimum tread depth shall be - Answer 9 inches
When feasible, a ramp shall have a maximum slope of - Answer 1:12
When adding a second level on a house that includes 3 bedrooms and a hall wall,
the number of smoke alarms must be at least - Answer 4
For a basement wall subject to severe weather, the compressive strength of
concrete shall not be less than - Answer 2,500 PSI
All exterior footing and foundation systems shall extend at least - Answer 42 inches
Anchor bolts are spaced no more than 6ft on center and shall be - Answer ½ inch in
diameter and shall extend a minimum of 7 inches into concrete
Except for concrete mixtures that are resistant to segregation, a slump of concrete
placed in removable forms shall not exceed - Answer 6 inches
Drains that are installed around concrete and masonry foundations must be covered
with crushed stones with minimum thickness of - Answer 6 inches
A concrete mix of 1:2:4 means - Answer 1 part cement, 2 parts sand and 4 parts
aggregate
Masonry veneer shall be anchored to the supporting wall with corrosion-resistant
metal ties embedded in water and extending into the veneer a minimum of - Answer
1 1/2 inches
, Fasteners for asphalt shingles shall be galvanized or stainless steel with a minimum
12 gage shank and it must be of a length that penetrates a minimum of into
the roof sheathing - Answer ¾ inch
An ice barrier shall consist of at least 2 layers of underlayment cemented together
and shall extend at least inside the exterior wall line of the building - Answer 24
inches
An employer who willfully violates the Michigan Occupational Safety and Health
Administration (MIOSHA) rules for the second time and which violation causes death
to an employee shall be fined the following - Answer Not more than $20,000 or three
years in prison or both
According to MIOSHA, when an employee may be exposed to electrical shock of
more than 600 volts, a helmet must be worn with the following classification - Answer
Class B
According to MIOSHA, with regards to excavation of trench all of the following is
applicable except - Answer In the event of a cave-in, an inspection must be
conducted no later than 72 hours after the incident.
According to MIOSHA, an excavation that an employee is required to enter shall be
excavated and the material stored and retained not less than - Answer 2 feet from
the excavation edge
MIOSHA requires an excavation that is more than deep shall be sloped or
supported - Answer 5 feet
According to MIOSHA, which of the following with regards to metal portable ladders?
- Answer The minimum distance must be at least 20 feet between the ladder and
power transmission
According to MIOSHA, when scaffolding is made of wood, the framing members
shall have a minimum fiber stress value of - Answer 1,500 PSI
According to MIOSHA, before a scaffold is erected within of an electrical
line, the utility or property owner shall be consulted. What is that critical distance? -
Answer 10 feet
According to MIOSHA, how large of a gap is considered to be a hole? - Answer 2
inches or more
According to MIOSHA, a barricade that has a high point if not less than shall
be provided to direct vehicles away from employees while working. - Answer 36
inches
What type of nail is recommended for asphalt shingles? - Answer Galvanized