North Carolina Building Code 1 Practice Test

These questions are part of the practice quiz. Start practicing

• What is the minimum fire resistance rating for fire walls in Group M and S-1?
• What is the minimum fire-resistance rating required for construction enclosing usable space under exterior exit stairways?
• What types of buildings require a special inspection during construction?
• Which material can be used for fireblocking in walls and ceilings?
• An NFPA 13R sprinkler system is required for which type of building?
• What is the minimum height requirement for protecting fire protective coverings in parking garages?
• Under what circumstances may alternative materials and methods be used in construction?
• What is classified as a Group U occupancy classification?
• A mezzanine in a Group B occupancy shall have at least 2 means of egress where the common path of egress travel exceeds how many feet?
• What is the purpose of lateral restraint in building code provisions?
• The minimum tread depth for ships' ladders must ensure that the total of the tread depth plus the nosing projection is not less than how many inches?
• For assembly seating areas with a capacity of 101-300, the minimum number of wheelchair spaces required is _____.
• In what type of spaces must windows provide egress according to code standards?
• What is the maximum height allowed for a Type IIA building constructed for grades 9-12 with a sprinkler system?
• What is the required inspection level for structural soundness of a newly built frame?
• What is the unobstructed height required for fuel dispensing canopies?
• What is the minimum floor space (in inches) required beyond the door swing for a family or assisted use toilet or bathing room?
• What is the maximum allowable slope for a ramp under accessibility guidelines?
• For emergency ventilation, a stage larger than what square footage requires ventilation?
• What defines 'means of egress' in the North Carolina Building Code?
• For natural light, the minimum net glazed area for the floor area of the room must be what percentage of the room?
• For a bistro with indoor seating for 70 and Type IV construction with a sprinkler system, what is the maximum allowable height?
• In an assembly area with a capacity of 51 to 100, the required number of accessible wheelchair spaces is _____.
• For Group A occupancies in Type IIB construction, the fire resistance rating of fire walls must be at least:
• The uniform design load for unoccupied landscaped roof areas is how many psf?
• In Group R-2 occupancies, the maximum riser height within dwelling units is set at how many inches?
• Time frame for standby power systems to provide secondary power after the primary is lost?
• The maximum allowable height for a guardrail is generally set at what height?
• Porches and decks shall be provided with guards where the adjacent walking floor or grade below is more than _____ inches.
• How many egress points are required for a residential building with more than two bedrooms?
• What is the square footage requirement for stages that must have emergency ventilation?
• What is the maximum height, in stories, for a Type VB constructed office building without a sprinkler system?
• Interior space dimensions of habitable spaces, other than a kitchen, must not be less than what length in feet for any plan dimension?
• What is the ground surface roughness area classification for open terrain with scattered obstructions under 30 feet?
• What is the required load (in pounds) for grab bars, shower seats, and dressing room bench seats?
• For Group B occupancy classifications with more than 50 occupants, stairways must have a minimum width of how many inches?
• What is the maximum stair riser height allowed in residential buildings?
• What is the main consideration when designing a flight of stairs for a multi-level building?
• What is the minimum ceiling height required for means of egress in an office building without mezzanines?
• For stairs used as means of egress, the vertical rise between floor levels or landings should not exceed what height?
• In an accessible kitchen, the minimum clear turning space for a type A unit must be how many inches?
• An exterior exit stairway in an unsprinklered building must have a clear width between handrails of at least how many inches?
• Where preservative-treated wood is used in enclosed locations, what is the required moisture content?
• What is the maximum allowable height for stair risers in normal stairways?
• Maximum size for light-transmitting plastic interior signs?
• The minimum width of stairways for Group B occupancy classification with an occupant load of more than 50 shall be not less than how many inches?
• For interior finishes materials having a thickness less than what fraction of an inch applied directly to the surface of walls or ceilings shall not be required to be tested?
• Which justification is acceptable for using materials not specified in the code?
• What is the minimum width for corridor access in commercial buildings?
• What is the minimum headroom clearance required for stairways in Group B occupancy classification?
• What is the main purpose for requiring smoke detectors in residential buildings?
• What is the maximum capacity in cubic feet per minute for each exhaust fan in a mechanical smoke removal system?
• How many square feet of makeup air inlets are required for every 1,000 cubic feet per minute of smoke exhaust?
• What size must raised letters be on metal signs mounted on fire department connections serving automatic systems?
• What is the minimum insulation R-value required for crawl space walls in North Carolina?
• The maximum vertical rise for any ramp run shall not exceed how many inches?
• When might a contractor need to justify the use of alternative materials?
• In what scenario is a building’s temporary occupancy permitted?
• Fire pumps in low-rise buildings must be located in rooms separated by at least how many hours of fire barriers?
• Which code is adopted as the foundation for the North Carolina Building Code?
• What is the purpose of specifying type and thickness in fire-resistive construction?
• What is the minimum ceiling height required in habitable spaces according to the North Carolina Building Code?
• Press boxes that are freestanding and not more than 500 square feet and are more than _____ feet above grade for each playing field shall not be required to be accessible.
• What is the minimum height for guardrails on decks according to building codes?
• What is the maximum square footage allowed for residential aircraft hangers?
• Thermoplastic single-ply membrane roofs should have a design slope of not less than which ratio?
• What is required for attic ventilation in residential buildings?
• What is the minimum rate of air changes per hour required for a mechanical smoke removal system based on the volume of the building?
• Which occupancy group requires a minimum of 3 hours fire resistance rating for fire walls?
• How many inches must the minimum clear turning space be in a kitchenette to meet accessibility requirements?
• What is the fire resistance rating required for smoke partitions unless specified otherwise?
• Emergency power for means of egress systems shall supply power for a duration of not less than how many minutes?
• What standards must be met when installing electrical systems in new buildings?
• At what fire separation distance must exterior walls be rated for fire exposure from the inside?
• What is the maximum allowable deflection for structural beams under normal loading?
• For a building project, which factor is key in selecting fire-resistive materials?
• In terms of fire-resistance, what is the acceptable rating for spaces under exterior exit stairways that are usable?
• What is a required feature of accessible restrooms according to the building code?
• A ramp’s vertical rise must adhere to which measurement for compliance?
• The maximum height of normal stair risers is how many inches?
• What type of lighting is required for outdoor stairs in commercial buildings?
• What is required for fence construction in relation to swimming pools?
• What is the primary consideration when selecting materials for roofing systems?
• For stepped aisles in assembly spaces, compliance is required under which section?
• Normal stair riser heights must be a minimum of how many inches?
• Type IV construction is also known as which type of construction?
• Agricultural facilities are classified into which structural risk category?
• Ionization smoke alarms shall not be installed less than how many feet horizontally from a permanently installed cooking surface?
• What key life safety feature must be included in commercial buildings over three stories?
• At what temperature in degrees Fahrenheit must exhaust fans in a mechanical smoke removal system be rated for operation?
• How many hours of fire resistance are required for shaft enclosures in buildings with four or more stories?
• What is the required distance between smoke detectors in residential bedrooms?
• What is the definition of an "unvented attic" within the building code?
• Under North Carolina Building Code, what defines a “high-rise building”?
• Which of the following is a key requirement for energy efficiency in new buildings?
• What are the three main areas of focus in the North Carolina Building Code?
• What is the minimum size requirement for a bathroom in a residential dwelling?
• What is the minimum fire separation distance required from property lines for certain structures?
• What is the minimum size requirement for stairway identification signs in means of egress?
• Which of the following standards must be adhered to for gypsum board used in fire-resistive construction?
• What is the purpose of the accessibility provisions in the North Carolina Building Code?
• How often should fire extinguishers be inspected in commercial buildings?
• How should buildings be situated on a site according to the North Carolina Building Code?
• Foam plastics can be utilized in Type I or II construction if they comply with which chapter?
• What is the fire-resistance time assigned to ½ inch gypsum wallboard membrane in an untested fire-resistance-rated assembly?
• For smoke proof stairways that are pressurized in a building equipped with an automatic sprinkler system, the vestibule is not required if each interior exit stairway or ramp is pressurized not more than what inches of water?
• Why are alternative materials considered in building codes?
• Doors opening onto a landing must not reduce the landing to less than what fraction of the required width?
• Which type of construction does NOT allow combustible fire walls?
• For slate shingles with a slope between 4:12 and 8:12, what is the minimum headlap required?
• What is the minimum height required for a working space around wall-mounted fire department connections?
• The minimum corridor width for Group E with an occupant load of 100 or more is _____ inches.
• Stairways for Group B occupancy classification must maintain a headroom clearance of at least how many inches?
• What is the minimum overall thickness for exposed aggregate plaster bedding coat over concrete or masonry surfaces?
• Which material characteristic is essential for fire-resistive construction?
• What type of fire-resistance rating is typically required for wall assemblies in multi-family housing?
• In what situation would the use of alternative materials be considered acceptable?
• The thickness requirement for cross-laminated timber floors in Type IV construction is mandated to be at least how many inches?
• In Type VB construction without a sprinkler system, what is the maximum height allowed above grade plane?
• In which construction type are fire walls allowed to be made from combustible materials?
• What is the maximum height for a 270-room hotel of Type IB construction with a sprinkler system?
• In buildings with four or more stories, how steep must the roof slope be for only one stairway to extend to the roof surface?
• Signs identifying interior exit stairways shall be a minimum size of _____ inches by _____ inches.
• Buildings shall be automatically sprinkled where the area for the storage of tires exceeds how many cubic feet?
• What is the acceptable material for roofing in high-wind areas?
• What is the minimum exit width required per occupant for egress from commercial buildings?
• Stepped aisles within assembly spaces shall comply with which section?
• What type of plans are required for building permit applications in North Carolina?
• What maintenance requirement is mandated for fire protection systems?
• Where can one find the requirements for installing handrails on stairs?
• What is the fire and explosion protection requirement for incinerator rooms?
• What is the maximum allowable height change for existing stairs?
• Penetration of fire walls must comply with which section of the NCBC?
• What is the maximum allowable projection of stirrups into protective concrete cover?
• What kind of glass must be used in hazardous locations according to building code?
• What must a builder do if an inspector identifies a building code violation?
• What is the required fire resistance rating for fire walls for Group B occupancies in Type IIIA construction?
• Which of the following is a requirement for emergency lighting systems in commercial buildings?
• What is the minimum headroom required in all parts of the means of egress ramp?
• Which materials are prohibited in load-bearing walls?
• How is “net area” defined for calculating occupant load?
• How should water supply systems be designed to prevent contamination?
• What material classification must foam plastics meet to be used in Type I or II construction?
• What type of material is specified for exterior wall sheathing in high-wind areas?
• In terms of support, which is a requirement for guardrails according to the North Carolina Building Code?
• What should be the primary focus when selecting materials for fire-resistance?
• What are the separation and/or protection requirements for incinerator rooms?
• Which height is allowed for a 270-room hotel equipped with an automatic sprinkler system?
• What is the height restriction for air traffic control towers of Type IIB construction?
• What construction type allows for structural elements and walls made of any materials permitted by the NCBC code?
• What is the allowable area for a one-story Type IIB constructed motel equipped with an NFPA 13R sprinkler system and having 25 percent of its perimeter facing a public way or open space?
• What is the maximum allowed height for residential aircraft hangars?
• How far can stirrups and spiral reinforcement ties project into concrete protection?
• What is the minimum thickness requirement for exterior walls in snow load areas?
• Which section of the North Carolina Building Code addresses energy efficiency?
• Which aspect is crucial for ensuring the effectiveness of fire-resistive materials?
• What governs the maximum allowable angle for sloped risers in a staircase?
• Elementary materials that are required to be non-combustible must be tested in accordance with which standard?
• What is the required minimum unobstructed height for canopies under which fuels are dispensed?
• When must windows in sleeping areas be operable under the North Carolina Building Code?
• In Type IV construction, cross-laminated timber floors must be a minimum of how many inches in thickness?
• The tolerance between the largest and smallest riser height or tread depth in any flight of stairs shall not exceed how many inches?
• According to NFPA regulations, carbon monoxide detection systems must comply with which standard?
• What is the purpose of smoke barriers in a commercial building?
• What impact does the occupancy classification have on fire-resistive construction?
• When does a stairway need to extend to the roof of a building with multiple stories?
• Maximum moisture content allowed for lumber at the time of grading?
• The bottom of the clear opening for emergency escape in classrooms serving children 5 years and younger shall not exceed _____ inches from the floor.
• For a 270-room hotel constructed of Type IB construction with a sprinkler system, what is the maximum height in feet?
• For stepped assembly aisles with a slope exceeding 12.5 percent, the minimum tread depth shall be _____ inches.
• The clear passageway between counter fronts and appliances in a kitchen must be how many feet?
• For a school grades 9-12 using Type IIA construction with a sprinkler system, what is the maximum number of stories allowed above the grade plane?
• What is the primary concern addressed by the provisions for guardrails?
• What is the maximum allowable height for a residential deck above grade without requiring a building permit?
• What is the maximum angle allowed for risers to be sloped from the vertical under the tread above?
• Minimum thickness for foundation walls made of rough or random rubble stone?
• What is the required minimum tread depth for stairs under the North Carolina Building Code?
• What is the maximum height that the bottom or top riser may be reduced to when adjoining a sloping public way, walkway, or driveway?
• What is the maximum height for protection required by corner guards on fire protective coverings?
• The clear width of an exterior exit stairway must accommodate handrails by being at least how many inches?
• What is the definition of a "certified inspector" according to the North Carolina Building Code?
• What is the minimum clearance allowed between a handrail and a wall?
• For particleboard wall sheathing on wood studs spaced 16 inches, what thickness is required?
• For factory and industrial F-1 and F-2 occupancies, what is the required ratio of male/female water closets?
• What fire resistance rating is required for fire barriers in mixed occupancies?
• Fire dampers shall meet the requirements set forth in which UL standard?
• Suspended acoustical ceiling systems shall be installed in accordance with the provisions of ASTM 635 and which other standard?
• Which agency is responsible for enforcing the North Carolina Building Code?
• What word must be plainly marked on outside openings accessible to the fire department that communicate between floors?
• Which code provision is aimed at enhancing building safety against fire hazards?
• What is the standard minimum fire-rated separation for residential garages from living spaces?
• A flight of stairs shall not have a vertical rise greater than how many feet between floor levels or landings?
• In a Group E, an automatic sprinkler system shall be provided throughout all Group E fire areas greater than how many square feet in area?
• What is the minimum dimension change allowed in masonry chimney construction, above or below a size change?
• Under what condition shall an automatic sprinkler system be provided for Group A-5 occupancies?
• What is required for gypsum board fire-resistive construction?
• Unfaced fiberglass batt insulation used as fire blocking shall fill the entire cross-section of the wall cavity to a minimum height of how many inches measured vertically?
• How often is the North Carolina Building Code updated?
• What is the primary purpose of the North Carolina Building Code?
• What is the maximum number of stories allowed for a building with an occupancy classification of E, sprinklered, and Type IIA construction?
• What type of material is not typically allowed for exterior walls in fire-resistance-rated constructions?
• What is the allowed height for air traffic control towers constructed of Type IIB materials?