Nc Building Codes 2018 Edition Flashcards
What is the minimum slope for a coal-tar built up roof?
1 - 1/8 / 12
NC Building Code 1507.10.1
What is the minimum width of underlayment in a closed shingled valley using mineral surface roofing material?
4 - 36 inch
NC Building Code 1507.2.9.2 (3)
What is the width of a chimney before a cricket or saddle would be required?
4 - Greater than 30 inches
NC Building Code 1503.6
What is the minimum slope that metal roofing shingles may be installed on?
3 - 3 / 12
NC Building Code 1507.5.2
What is the lateral bracing requirement of a wall on a single story house?
4 - Braced each end and not more than 25 feet on center
NC Building Code Table 2308.6.1
On a roof using 5/8 inch Structural I sheathing with rafters spaced 24 inches on center, what is the maximum load allowed?
4 - 80 psf
NC Building Code Table 2304.8 (5)
What is the height requirement of waterproofing in relation to the maximum water table level?
2 - Waterproofing shall be applied not less than 12 inches above maximum ground water table
NC Building Code 1805.3.2
What is the minimum thickness of structural sheathing on a 24 inch span that may be used on roofs?
2 - 7/16 inch
NC Building Code Table 2304.8 (3)
What is the minimum overlap of drip edge strips on shingle roofs?
2 - 2 inches
NC Building Code 1507.2.9.3
What is the maximum amount of roof repair that may be done to a roof in a 12-month period without having to replace the whole roof covering?
3 - 25%
NC Building Code 1510.3 - 2003 Edition
What is the minimum compressive strength of concrete in footings at 28 days?
2 – 2500 psi
NC Building Code Table 1808.8.1
When may combustible insulation be used in a roof system?
4 – If covered with approved roof coverings directly applied thereto
NC Building Code 720.5
Which of the below are true about lighting on covered walkways on a construction site?
4 – Must be on all the time
NC Building Code 3306.7
What is the minimum nail length for fastening mechanical floor laminates?
3 – Not less than two and one-half times the net thickness of each lamination
NC Building Code 2304.9.3.2
Finished grade shall be sloped away from the foundation wall for a distance of?
4 – 5% for 10 feet
NC Building Code 1804.3
Concrete floor slabs supported directly on the ground shall be a minimum thickness of?
2 – 3 ½ inches
NC Building Code 1907.1
The polyethylene vapor retarder under floor slabs shall be lapped not less than six inches and not less than what thickness?
3 – 6 mil
NC Building Code 1907.1
Unreinforced parapet walls must be 8 inches thick. What would be the maximum height?
3 – 24 inches
NC Building Code 2109.5.4.1 – 2012 Edition
Fireplace opening is less than 6 square feet, how much hearth extension on each side minimum?
3 – 8 inches
NC Building Code 2111.11
What is the maximum moisture content for lumber used in construction?
3 – 19%
NC Building Code 2303.1.9.2
What is the maximum nail spacing when doing built up girders and beams?
4 – 32 inches o.c
NC Building Code Table 2304.10.1.
How much end bearing is required when wood joist are placed on masonry walls?
4 – 3 inches
NC Building Code 2308.4.2.2
When notching floor joists for ledger strips, what is maximum depth of notch?
2 – 1/4 depth
NC Building Code 2308.4.2.4
Trimmers and headers around openings shall be doubled if the opening exceeds which of the below?
2 – 4 feet
NC Building Code 2308.4.4
In exterior walls and bearing partitions, what is the maximum depth a stud may be notched?
3 – 25%
NC Building Code 2308.5.9
What type of fastening device should one use to connect a top plate to stud?
1 – 2-16d common , 3-3” x 0.131” nail, 3-3” x 14 gage staple, All of the above
NC Building Code Table 2304.10.1
What is the maximum rise of a flight of stairs between floor levels or landings?
1 – 12 feet
NC Building Code 1011.8
What is the maximum outside diameter of round handrails?
3 – 2 inches
NC Building Code 1014.3.1
What is the maximum notch allowed to be cut on a 2 x 10 joist?
3 – 2 ½ inches
NC Building Code 2308.4.2.4
Which agency covers the regulations for the hardhat industry?
3 – ANSI
NC Building Code ANSI Standards
What is the total area of a mezzanine floor in the room in which it is located?
2 – 1/3
NC Building Code 505.2.1
What is the minimum headroom clearance in a set of stairs?
1 – 6’8”
NC Building Code 1012.5.2
When windows are provided as a means of egress or rescue, they shall have a sill height above the floor not more than:
2 – 44 inches
NC Building Code 1029.3
Guards shall be located along open sided walking surfaces, mezzanines, platforms, stairs, landings or ramps, when this high above the floor or grade below?
3 – 30 inches
NC Building Code 1015.2
What is the minimum thickness for aluminum flashing for an open valley asphalt roof?
2 – .024 inch
NC Building Code Table 1507.2.9.2
In heavy timber construction, the floor deck and coverings cannot extend closer to the walls than:
3 – 1/2 inch
NC Building Code 2304.11.4
Compacted fill material 12 inches or less need not comply with approved report, provided the in place dry density is not less than this percent of the maximum dry density at optimum moistures content determined in accordance with ASTM D 1557.
4 – 90 percent
NC Building Code 1804.6
Lateral bridging supports are required when the depths of floor joists exceed:
1 – 12 inches
NC Building Code 2308.4.6
The minimum side lap for wood shingles or wood shakes is:
3 – 1 ½ inches
NC Building Code 1507.8.7
Foundation plates or sills shall be bolted to the foundation (concrete or masonry) not more than:
3 – 6 feet on center
NC Building Code 2308.3.1
What is the minimum height of a exterior fire rated parapet wall?
3 – 30 inches
NC Building Code 705.11.1
What is the minimum thickness of roof sheathing on a 24-inch span placed perpendicular to rafters?
2 – 5/8 inch
NC Building Code Table 2304.8 (1)
What is the slope ratio on permanent fill?
3 – 1:2
NC Building Code 3304.1.1
When referring to masonry, what best describes a Wythe?
1 – A continuous vertical section of one masonry unit in thickness
NC Building Code Chapter 2 – Definitions
What percent of a masonry block is to be filled with mortar to be considered solid filled?
2 – 75 %
NC Building Code Chapter 2 – Definitions
What is the maximum size of wire glass for a 1 ½ hour door?
3 – 100 square inches and 33 inches in height
NC Building Code Table 715.5.4 – 2012 Edition
What is the definition of a standpipe?
4 – A pipe or hookup for a sprinkler system which is water filled to maintain pressure
NC Building Code 905.3.1 and Chapter 2 Definitions
When fastening ½ inch gypsum board to a blocked wall construction with a shear value of 90 plf, what is the distance from the edge are the fasteners required?
3 – 6 inches
NC Building Code Table 2306.7
Fasteners for asphalt shingles shall penetrate the roofing materials a minimum of:
3 – 3/4 inch
NC Building Code 1507.2.6
For roof slopes from 2/12 up to 4/12 underlayment shall be 2 layers. What is the minimum width strip of underlayment felt parallel with and starting at the eaves?
4 – 19 inches
NC Building Code 1507.2.8
For ice dam protection, what is the minimum distance from the inside of the exterior wall line from the eaves edge?
3 – 24 inches
NC Building Code 1507.2.8.2
How deep should the fasteners penetrate into the sheathing when attaching clay and concrete tile?
3 – 3/4 inch
NC Building Code 1507.3.6
What is the mil polyvinyl chloride for waterproofing floors and how are the joints lapped?
1 – 6, 6
NC Building Code 1805.3.1
How much should the ground water table be lowered below the bottom of the lowest floor before dampproofing?
2 – 6 inches
NC Building Code 1805.1.3
What is the minimum length of the nail times the thickness of the lamination when attaching laminated floors and decks?
3 – 2 ½
NC Building Code 2304.9.3.2
What is the maximum spacing for foundation plates or sills to be bolted to the foundation?
3 – 6 feet
NC Building Code 2308.3.1
How should joists be fastened to sills?
1 – 3 - 8d common, 3 - 3” x .131 nails, 3 - 3” 14 gauge staples, Any of the above
NC Building Code Table 2304.10.1
What are the minimum widths of the bottom and top layers of valley lining for open valleys?
1 – 18 inches, 36 inches
NC Building Code 1507.2.9.2 (2)
What is the minimum thickness of 6-inch wood planking on roof construction with trusses at a maximum of 24 inches on center?
2 – 5/8 inch
NC Building Code Table 2304.8 (1)
What is the exposure for No. 1 grade taper sawn shakes 18 inches long of naturally durable wood with a 4/12 pitch roof?
3 – 7 ½ inches
NC Building Code Table 1507.9.8
Who is responsible for inspecting high-strength steel bolt connections for metal buildings?
2 – Special inspector
NC Building Code Table 1704.3 – 2012 Edition
What is a standard door height?
1 – 6’8”
NC Building Code 1012.5.2
How thick must exposed aggregate plaster or stucco be when applied over concrete surfaces?
2 – 1/2 inch
NC Building Code 2513.4
What should compacted fill material for footings comply with?
4 – Specifications for the CLSM (controlled low-strength material)
NC Building Code 1809.2
How deep should stumps and roots be removed from the soil when excavating for a building?
1 – 12 inches
NC Building Code 3304.1
What is the minimum extension required for the front hearth of a masonry fireplace with an opening of 6 feet or more?
4 – 20 inches
NC Building Code 2111.11
What is the maximum allowable notch depth in floor joists?
4 – 1/6 of the depth
NC Building Code 2308.4.2.4
How much should the ends of floor joists bearing on wood or metal protrude?
3 – 1 ½ inches
NC Building Code 2308.4.2.2
How many 8d nails are needed to fasten a joist to a sill?
3 – 3
NC Building Code Table 2304.10.1
What is the maximum allowable moisture content for preservative or fire-retardant treated wood?
3 – 19 %
NC Building Code 2303.1.9.2 and 2303.2.8
What is the minimum width of an exterior public walkway outside of a building?
1 – 36 inches
NC Building Code 3104.8
What is the minimum distance over the public right of way required for an exterior public walkway outside of a building?
3 – 15 feet
NC Building Code 3202.3.4
What type of construction is allowed using combustible material?
1 – Type I and II
NC Building Code 603.1
What is the maximum depth of wood before diagonal bracing is needed for a 2-inch floor joist when supported on one end?
4 – 12 inches
NC Building Code 2308.4.6
What is the minimum height of the guardrails at the open sided walkways measured above a platform more than 30 inches above the floor or grade?
4 – 42 inches
NC Building Code 1015.3
What is the maximum stud spacing for nonbearing walls and partitions?
2 – 24 inches
NC Building Code 2308.9.2.3
Which of the below projects would require 3500 psi concrete?
4 – Garage slabs
NC Building Code Table 1904.2.2 (2) – 2012 Edition
How much deflection is allowed in roof members supporting plaster ceiling or floor members?
2 – l/360
NC Building Code Table 1604.3
Demolition construction documents and a schedule must be submitted when:
4 – Required by the building official
NC Building Code 3303.1
The following shall be done prior to admitting employees to start demolition work?
1 – An inspection by an official of the building department, Construction documents must be submitted if required, Demolition schedule must be submitted if required, All of the above is true
NC Building Code 3303.1