2024 ICC B2 Commercial Building Inspector Exam Quiz Welcome to your free 2024 ICC B2 Commercial Building Inspector Exam Quiz REQUIRED - Enter your email address to receive a printable copy of your test results. 1. Every permit issued becomes invalid if the authorized work has not commenced within ________ days. 30 days 90 days 180 days 270 days None 2. Who has the authority to require tests when there is insufficient evidence of compliance with the provisions of the code? The contractor The building official The project manager The owner None 3. Window wells serving an emergency escape and rescue opening with a vertical depth of more than ________ must be equipped with an approved permanently affixed ladder or steps. 32 inches 44 inches 56 inches 62 inches None 4. Thermal and acoustical insulation, other than foam plastic, is permitted to be installed in buildings of Type I or II construction, provided the insulation has a maximum flame spread index of ________ . 20 25 30 35 None 5. A mezzanine shall be open and unobstructed to the room except for walls not more than ____________ in height, columns, and posts. 38 inches 40 inches 42 inches 44 inches None 6. Buildings and structures that contain materials that readily support combustion or that pose a physical hazard are classified as ________ . Group H-2 Group H-3 Group H-4 Group H-5 None 7. A geotechnical investigation shall be performed to determine if Groundwater is above or within ___________ below the elevation of the lowest floor level where such floor is located below the finished ground level adjacent to the foundation. 4 feet 5 feet 8 feet 10 feet None 8. The ground immediately adjacent to the foundation must be sloped away from the building at a min. slope of ________ . .5 units vertical in 20 units horizontal (2.5-percent slope) 1 unit vertical in 20 units horizontal (5-percent slope) 1.5 units vertical in 20 units horizontal (7.5-percent slope) 2 units vertical in 20 units horizontal (10-percent slope) None 9. Every dwelling unit must have at least one room that has a minimum of __________ net floor area. 80 square feet 100 square feet 120 square feet 140 square feet None 10. Glazing in all fixed and operable panels of ________ doors are considered a hazardous location. swinging sliding bifold all of the above None 11. The bottom of the clear opening of an emergency escape must be at a max. height of ________ measured from the floor. 24 inches 32 inches 44 inches 56 inches None 12. In rooftop structures, wood shingles must be installed on slopes of not less than ________ . 2:12 3:12 4:12 5:12 None 13. What is the minimum safety glazing class for 9 square feet or more of glass in a door? Class I Class II Class III Class IV None 14. The common path of egress travel must not exceed ________ in areas serving a max. of 50 occupants in Group M occupancies. 25 feet 50 feet 75 feet 100 feet None 15. The egress doors must be arranged to unlock from a manual unlocking device located ________ vertically above the floor and within 5 feet of the secured doors. 20 to 24 inches 30 to 36 inches 40 to 48 inches 50 to 60 inches None 16. In new construction, required smoke alarms must receive their primary power from __________. a commercial source. an emergency electrical system. a backup battery building wiring None 17. Provided there is a roof or deck above, exterior balconies, decks and ground floor patios of dwelling units must be equipped with sprinkler protection if the building is of ________ construction. Type I Type III Type V Type VII None 18. For exterior walls of one-story buildings constructed of insulated metal panels (IMP) with foam plastic insulation cores, the thermal barrier is not required when the foam plastic insulation thickness is not more than ___________ inches. 2 3 4 5 None 19. Unless naturally durable or preservative-treated wood is used, the ends of wood girders entering exterior masonry or concrete walls must be provided with a ________ airspace on the top, sides and end. 1/4 inch 1/2 inch 3/4 inch 1 inch None 20. Class C interior wall and ceiling finishes have a flame spread of ________ . 0-25 26-75 76-200 201-300 None Time is Up!