CSLB Class B General
Contractor's License - Building's
Exam: Framing & Structural
A
VI
6 inches - ANS How much clearance is needed between the ground and wood siding?
TU
4X10d nails - ANS When nailing a continuous header to the studs, best practice is to
use:
Moisture content, Grade, Species - ANS Graded lumber is stamped with information
IS
about the lumber. What is included?
In load bearing walls with holes exceeding 40% of the stud depth. - ANS When are
M
studs doubled?
O
5/8 inch - ANS A solid plywood roof deck at 3/12 pitch or greater, receiving asphalt
shingles and having rafters laid out 24 inches on center, should have a minimum
plywood sheathing thickness of ______.
A
OSB with edge nailing 4" o.c. and field 6 "o.c. - ANS Specific information about shear
N
walls, such a type of sheathing and nailing, can usually be found on the building plans.
Abbreviations such as "6W4" are common, which would mean:
JP
S-GRN: "Surfaced Green" Not dried, moisture content over 19%.S-DRY: "Surfaced Dry"
Air dried to a moisture content less than 19%. KD: "Kiln Dry" Dried in a heated kiln to a
moisture content less than 19%.MC 15: "Moisture Content 15%" Dried to a moisture
content of 15% or less.HT: "Heat Treated" Heated to at least 133° Fahrenheit for 30
minutes at the board's core to kill any insects present in the wood. - ANS Graded
lumber is marked with an indication of moisture content; which is the driest designation?
To shed water away from the structure at roof to wall transitions
,(Step flashing are interwoven between each course of shingles and protect the
transition from water intrusion by creating a water shed aka shingle effect.
Next Question
Leave Feedback) - ANS What is the purpose of a step flashing?
A) Will always be parallel - ANS Bracing lines:
A) Will always be parallel
B) Should intersect at 90˚
A
C) Always run in the same direction
D) Can be added at any time
VI
D) Weave shingles under the lower end of the base flashing and over the upper portion
of the base flashing
TU
(In re-roof overlays, many roofers will conceal the base flashing under the shingles and
apply mastic at the transition. While this method is allowable for overlays, it is not
recommended due to the inherent likelihood of moisture influence under the shingles at
these locations.) - ANS Proper installation of roof pipe and vent penetration base
IS
flashing should consist of:
A) Apply shingles so as to completely conceal base flashing
M
B) Apply shingles under the base flashing and seal perimeter of base flashing with roof
cement
O
C) Seal pipe/vent penetration with roof cement
D) Weave shingles under the lower end of the base flashing and over the upper portion
of the base flashing
A
A) Structural light framing No: 1 - ANS Grade designations indicate the recommended
N
use of lumber. Which grade would you chose for building trusses?
JP
A) Structural light framing No: 1
B) Structural light framing No: 3
C) Light framing: Construction
D) Light framing: Standard
18" - ANS In crawlspace, if the floor is built out of non-pressure treated wood, how
high is the floor joist from the soil?
, A) Blocking is required at the beginning of any overhang - ANS When building a deck,
it may be necessary to use blocking between joists.
A) Blocking is required at the beginning of any overhang
B) Blocking is required every 10 feet
C) Blocking is required if joists are 24" o.c. or more
D) Blocking is required if joists are 8"x or larger
24" o. c. - ANS What is the maximum spacing of 2 x 4 inch studs on a 1 story house?
A
B) Not be notched - ANS Engineered floor trusses and I-Joists should:
VI
A) Always be kept in low humidity
B) Not be notched
TU
C) Purchased in batches
D) Always be approved by an engineer
D) 16d 16" o.c.
IS
(According to the California Residential Code, 16d common nails at 16" o.c. face nail or
10d box nails at 12" o.c. face nail.) - ANS Double top plates are best nailed together
with:
M
A) 10d 24" o.c
O
B) 16d 24" o.c
C) 10d 16" o.c
D) 16d 16" o.c.
A
A) Between floors - ANS Hold-downs are usually set into the foundation or pad.
N
Where else might you need to install them?
JP
A) Between floors
B) Into piers
C) Onto cripples
D) Under posts
14' - ANS What is the maximum height for a laterally unsupported 2 x 4 inch
nonbearing wall stud?
D) Interrupt ceiling membrane for fire-resistance
Contractor's License - Building's
Exam: Framing & Structural
A
VI
6 inches - ANS How much clearance is needed between the ground and wood siding?
TU
4X10d nails - ANS When nailing a continuous header to the studs, best practice is to
use:
Moisture content, Grade, Species - ANS Graded lumber is stamped with information
IS
about the lumber. What is included?
In load bearing walls with holes exceeding 40% of the stud depth. - ANS When are
M
studs doubled?
O
5/8 inch - ANS A solid plywood roof deck at 3/12 pitch or greater, receiving asphalt
shingles and having rafters laid out 24 inches on center, should have a minimum
plywood sheathing thickness of ______.
A
OSB with edge nailing 4" o.c. and field 6 "o.c. - ANS Specific information about shear
N
walls, such a type of sheathing and nailing, can usually be found on the building plans.
Abbreviations such as "6W4" are common, which would mean:
JP
S-GRN: "Surfaced Green" Not dried, moisture content over 19%.S-DRY: "Surfaced Dry"
Air dried to a moisture content less than 19%. KD: "Kiln Dry" Dried in a heated kiln to a
moisture content less than 19%.MC 15: "Moisture Content 15%" Dried to a moisture
content of 15% or less.HT: "Heat Treated" Heated to at least 133° Fahrenheit for 30
minutes at the board's core to kill any insects present in the wood. - ANS Graded
lumber is marked with an indication of moisture content; which is the driest designation?
To shed water away from the structure at roof to wall transitions
,(Step flashing are interwoven between each course of shingles and protect the
transition from water intrusion by creating a water shed aka shingle effect.
Next Question
Leave Feedback) - ANS What is the purpose of a step flashing?
A) Will always be parallel - ANS Bracing lines:
A) Will always be parallel
B) Should intersect at 90˚
A
C) Always run in the same direction
D) Can be added at any time
VI
D) Weave shingles under the lower end of the base flashing and over the upper portion
of the base flashing
TU
(In re-roof overlays, many roofers will conceal the base flashing under the shingles and
apply mastic at the transition. While this method is allowable for overlays, it is not
recommended due to the inherent likelihood of moisture influence under the shingles at
these locations.) - ANS Proper installation of roof pipe and vent penetration base
IS
flashing should consist of:
A) Apply shingles so as to completely conceal base flashing
M
B) Apply shingles under the base flashing and seal perimeter of base flashing with roof
cement
O
C) Seal pipe/vent penetration with roof cement
D) Weave shingles under the lower end of the base flashing and over the upper portion
of the base flashing
A
A) Structural light framing No: 1 - ANS Grade designations indicate the recommended
N
use of lumber. Which grade would you chose for building trusses?
JP
A) Structural light framing No: 1
B) Structural light framing No: 3
C) Light framing: Construction
D) Light framing: Standard
18" - ANS In crawlspace, if the floor is built out of non-pressure treated wood, how
high is the floor joist from the soil?
, A) Blocking is required at the beginning of any overhang - ANS When building a deck,
it may be necessary to use blocking between joists.
A) Blocking is required at the beginning of any overhang
B) Blocking is required every 10 feet
C) Blocking is required if joists are 24" o.c. or more
D) Blocking is required if joists are 8"x or larger
24" o. c. - ANS What is the maximum spacing of 2 x 4 inch studs on a 1 story house?
A
B) Not be notched - ANS Engineered floor trusses and I-Joists should:
VI
A) Always be kept in low humidity
B) Not be notched
TU
C) Purchased in batches
D) Always be approved by an engineer
D) 16d 16" o.c.
IS
(According to the California Residential Code, 16d common nails at 16" o.c. face nail or
10d box nails at 12" o.c. face nail.) - ANS Double top plates are best nailed together
with:
M
A) 10d 24" o.c
O
B) 16d 24" o.c
C) 10d 16" o.c
D) 16d 16" o.c.
A
A) Between floors - ANS Hold-downs are usually set into the foundation or pad.
N
Where else might you need to install them?
JP
A) Between floors
B) Into piers
C) Onto cripples
D) Under posts
14' - ANS What is the maximum height for a laterally unsupported 2 x 4 inch
nonbearing wall stud?
D) Interrupt ceiling membrane for fire-resistance
