IRC Building Residential Inspector Practice Exam

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• Wood studs within a nonbearing wall are permitted to be bored provided that the diameter of the hole is not more than _______.
• For floor joists to be considered laterally supported, floors shall be blocked perpendicular to floor joists with full-depth solid blocking not less than _______ in nominal thickness.
• The building permit, or a copy of the permit, must be kept _______ until the completion of the project.
• A building must not be used or occupied until the building official has issued a _______.
• Valley flashing gauge for clay tile roofing using corrosion-resistant sheet metal?
• Roof ventilation openings shall have a minimum dimension of 1/16 inch and maximum 1/4 inch, opened directly to the outside air.
• There shall be a floor or ______ at the top and bottom of each stairway.
• Wood sill plates shall be a minimum of _______ nominal lumber.
• If a two-family dwelling has an automatic sprinkler system, the unit separation fire-resistance rating is not less than how many hours?
• Dallas County, Texas climate zone designation is which of the following?
• What is the designated climate zone for Fayette County, Georgia?
• Nosing projection on stairways with solid risers shall be provided with a range of at least and not more than?
• A plain masonry foundation wall 6 feet in height subject to a maximum unbalanced backfill height of 5 feet shall have a minimum required nominal wall thickness of _______ when the soils classification for the site is GM.
• Wooden rafters shall be framed not more than _______ offset from each to a ridge board.
• Factory-built chimneys must be listed and labeled according to which standard?
• Ends of each floor joist, beam or girder shall not have less than than _______ of bearing on wood or metal.
• To satisfy the garage separation requirement, the gypsum board applied to the garage side must be at least how thick?
• Which statement reflects the maximum allowable projection of a handrail on either side of the stairway?
• 5/8 inch Type X gypsum board applied to garage ceilings beneath habitable rooms without adhesive shall be fastened with nails spaced no more than how many inches?
• What is the thickness of wood structural panels used as roof sheathing in inches?
• For steel frame truss ceilings spaced 24 inches on center, with roof insulation entirely above the roof deck, in climate zone 2, what is the maximum assembly U-factor?
• The riser height within any stair flight shall not exceed the smallest by more than how much?
• Emergency escape openings located at grade floor shall have a minimum clear opening area of not less than.
• What is the minimum ceiling height for habitable space, hallways, and portions of basements containing such spaces?
• For top plate face-nail fastening at 16 inches on center, which nail size is used?
• An appeal application must be based on a claim that the code was incorrectly interpreted, the code does not fully apply, or the proposed construction is equal to or better than the required standards.
• Wood shingles shall be installed on slopes of which value or greater?
• Weep holes in masonry veneer shall not be less than what diameter?
• Beams and girders cannot reduce the required ceiling height in a basement without habitable spaces to below what height?
• Stairways shall not be less than how many inches in clear width at all points above the permitted handrail height and below the required headroom height?
• At least one under-floor ventilation opening shall be located within _______ of an external building corner of an under-floor space.
• The top surface of a footing must be level, but the bottom surface shall not exceed a slope of _______.
• The smoke-developed index for wall and ceiling finishes must not exceed which value?
• What is the minimum width for spiral staircases?
• Which standards are used to test flame spread and smoke development in finishes?
• All exterior footings shall be placed at least _______ below the undisturbed ground.
• A 2 x 4 wood stud bearing wall 10 feet high supporting two floors, plus a roof-ceiling assembly shall be spaced a maximum on center?
• For openings in floor framing, when the header joist span does not exceed _______, the header joist may be a single member of the same size as the floor joist.
• 3/4 inch thick wood structural panels used as subfloor sheathing shall be fastened to floor framing using which size nails?
• Braced walls may be constructed with gypsum board with a minimum thickness of what?
• Submittal documents that consist of construction documents must be submitted in _______ or more sets with each application for a permit, or _______.
• What is the minimum required size for an attic access rough-framed opening?
• The minimum tread depth for stairs is listed as which of the following?
• What is the minimum ceiling R-value in climate zone 6?
• What is the maximum sill height for grade floor emergency escape and rescue openings relative to the finished ground level?
• Modifications granted for practical difficulties must not lessen which types of requirements?
• For climate zone 3, which value could be the maximum U-factor allowed for vertical fenestration?
• For a detached garage located within 2 feet of the lot line, the maximum roof eave projection is how many inches?
• Which term refers to materials installed to resist the passage of flame through concealed spaces?
• Glazing located within 24 inches of either side of a door opening is hazardous if the bottom edge is less than 60 inches above the floor. How far from the door must glazing be to be within this hazard criterion?
• What is the name of a concrete forming system that uses stay-in-place forms of rigid foam insulation for constructing cast-in-place concrete walls?
• The bottom surface of footings shall not have a slope exceeding ______.
• For exterior plaster lath fastened with staples, what is the minimum gage required for the staples?
• The maximum total deflection for structural members that support glass unit masonry is expressed as 1 over which value?
• Hot water is defined as water at a temperature greater than what value?
• Which statement best describes the requirement for chimney wall size when passing through building components?
• Which option best expresses the handrail height range on at least one side of a stairway?
• What is the minimum horizontal dimension for a habitable room?
• The minimum live load for exterior balconies is ______ psf.
• Braced wall panels that run parallel to a braced wall line shall be offset by not more than _______ from the designated braced wall line.
• Chimneys with a width exceeding which measurement shall be provided with a cricket or saddle?
• An application for a permit is considered abandoned _______ after the date of filing unless such application has been pursued in good faith or a permit has been issued.
• BTU stands for which term used to measure heat energy?
• A garage floor concrete slab shall have a minimum compressive strength of ______ psi where weathering potential is negligible.
• Unfaced fiberglass batt insulation used for fireblocking must fill the wall cavity to a vertical height of not less than how many inches?
• Combustible materials shall have a clearance of not less than ______ from the back faces of masonry fireplaces?
• In the exterior bearing wall example, what is the ground snow load specified?
• Concrete mixing and delivery shall comply with which standard?
• Smoke alarms are required in _______.
• Where openings are provided as a means of escape and rescue they shall have a sill height of not more than above the floor.
• Ducts in attics outside the thermal envelope, for ducts 3 inches in diameter and larger, require insulation of at least which R-value?
• Glazing in fixed and operable panels of swinging, sliding and bifold doors shall be considered a ____ location for glazing.
• Anchor bolts shall be at least _______ in diameter.
• Where roof sheathing is less than what thickness, the fasteners for asphalt shingles shall penetrate through the sheathing?
• Which term describes a dwelling unit as defined by permanent provisions for living, sleeping, eating, cooking and sanitation?
• Cavities within corners and headers of a frame wall must be insulated by filling with material having not less than how much R-value per inch?
• What is the minimum headroom clearance in all parts of a stairway?
• The minimum fire-resistance rating for exterior walls with a fire separation distance less than 5 feet is ______.
• The maximum allowed projection of combustible material within 12 inches of the opening is?
• From the back faces of masonry fireplaces, combustible materials must be kept at least how many inches away?
• Which system uses stay-in-place forms of rigid foam insulation to create cast-in-place concrete walls?
• Structural log members for roof systems shall comply with the provisions of which standard?
• In climate zone 2, what is the maximum assembly U-factor for steel frame ceilings 24 inches on center with roof insulation entirely above the deck?
• King and Jack studs shall be the same dimension and thickness as the _______ for cold form steel framing.
• Which dimension expresses the minimum under-floor access opening?
• What is the minimum stairway width in inches?
• Any stud in an exterior wall or bearing partition may be cut or notched to a depth not exceeding ______ percent of its width?
• Which of the following is included in the IRC's purpose?
• What is the minimum headroom required in all parts of a stairway?
• 5/8 inch wood structural panels used as roof sheathing shall be attached using which size nails?
• Asphalt shingles shall be secured to the roof with not less than how many fasteners per strip shingle?
• In the cantilever balcony example, what is the specified snow load used in calculating joist spacing?
• Water-resistant gypsum board may be installed perpendicular on ceilings when framing spacing does not exceed how many inches on center for 1/2 inch thick board?
• The ends of floor joists bearing on wood or metal shall not have less than bearing of _______.
• Stone and masonry veneer installed over a backing of wood or cold-formed steel is limited to the first story above grade and shall not exceed how many inches in thickness?
• Screws for steel-to-steel connections in cold formed steel floor framing shall have a minimum edge spacing and center to center spacing of _______.
• For a plain masonry foundation wall 6 feet tall with GM soils, what is the minimum nominal wall thickness required?
• Habitable rooms shall have a floor area of not less than _______.
• Which wood should be used in decay-prone areas?
• End joints in top plates shall be offset at least ______ inches?
• In the interior bearing wall example, what is the building width used to determine the maximum span for a 2-2 x 6 header?
• The flame spread index of wall and ceiling finishes must not exceed which value?
• Where different sections specify different requirements, the _______ requirement must be applied.
• A permit is invalid until the fees, prescribed by law, are _______.
• Minimum number of fasteners per strip for asphalt shingles?
• A wood floor constructed of preservative treated wood in direct contact with the ground must have a granular base of gravel a minimum of ______ thick.
• For ceilings with two layers of 3/8 inch gypsum board installed with adhesive, the screws should be spaced no more than what distance?
• What is the minimum width of a habitable room?
• Which spaces must have a ceiling not less than 7 feet?
• What is the term for a material or device installed to resist air movement within open spaces of concealed areas?
• Which of the following represents the maximum allowed offset for wooden rafters from a ridge board?
• The maximum riser height of a stairway shall be _______ and the minimum tread depth shall be _______.
• The maximum slope of a ramp serving an egress door shall not have more than a _______ slope.
• When gypsum board is used as a draftstopping material, what is the minimum thickness?
• The minimum net area of ventilation openings shall be at least how much per 150 square feet served?
• Attic ventilation openings shall be provided with corrosion-resistant wire mesh, with _______ minimum to _______ maximum openings.
• Notches in solid lumber floor joists shall not be longer than ______ of the depth of the member.
• What is the maximum allowable span of a 2 x 8 Hem-fir #2 floor joist spaced 12 inches on center supporting a sleeping room and a dead load of 10 psf?
• Which statement best describes the finish requirement for showers and bathtubs with installed shower heads?
• Spiral staircases shall have a minimum width of ______.
• It is the duty of _______ to notify the building official when work is ready for inspection.
• For openings in floor framing, when the header joist span does not exceed ______, the header joist may be a single member of the same size as the floor joist.
• The nonabsorbent surface requirement applies to showers and bathtubs with installed shower heads; which fixtures are covered?
• The maximum riser height and minimum tread depth are defined as which pair?
• Attic ventilation openings shall be provided with corrosion-resistant wire mesh with openings ranging from the minimum to maximum specified as 1/16 inch to 1/4 inch. Which option correctly represents this range?
• Chimneys shall extend at least 2 feet higher than any portion of a building within how many feet?
• What is the maximum allowable riser height on stairways?
• For 3/4 inch subfloor panels, what is the maximum on-center spacing for intermediate supports (in inches)?
• Which statement is true regarding fireblocking material?
• What is the designated climate zone for Dallas County, Texas?
• Top plate to top plate 16 inches on center face-nail fastening shall use which nail size?
• The finished floor to ceiling distance for a sloping ceiling must be not less than what height to count as habitable?
• Ceilings in basements without habitable spaces may project to within what distance to the finish floor?
• Stone or masonry veneer above openings must be supported on lintels made of which materials?
• Openings shall not be permitted in the exterior wall of a dwelling or accessory building with a fire separation distance of less than how many feet?
• Which value could be considered a maximum U-factor for vertical fenestration in climate zone 3?
• Smoke alarms shall comply with NFPA 72 and be listed to conform with which standard?
• What is the maximum span for anchored masonry and stone veneer expressed in feet and inches?
• Studs used in wood foundation walls shall be _______ members.
• What is the term for a wall that supports any vertical load in addition to its own weight?
• Ducts or other obstructions in basements may project to within what distance to the finish floor?
• Who issues the permit required before constructing, enlarging, or repairing?
• Exterior plaster applications require a weep screed with a minimum vertical attachment flange of what size, provided at or below the foundation plate line on exterior stud walls?
• Stone and masonry veneer installed over a backing of wood or cold-formed steel is limited to which story above grade?
• Each dwelling unit shall be provided with a kitchen area, and every kitchen area shall be provided with a _______.
• Handrails having a minimum height of and maximum height of shall be provided on at least one side of a stairway.
• Two-family dwellings provided with an automatic sprinkler system shall have the units separated by a wall and floor assembly having a fire-resistance rating of not less than how many hours?
• The minimum openable area to the outdoors for natural ventilation from habitable rooms shall be what percent of the room's floor area?
• The minimum height for unfaced fiberglass batt insulation used for fireblocking is
• Fireblocking material can consist of which thickness of gypsum board?
• The minimum thickness of masonry fireplace hearths is?
• What is the term for a single unit providing complete independent living facilities, including permanent provisions for living, sleeping, eating, cooking and sanitation?
• Wood framing supporting gypsum board shall not be spaced more than how many inches on center?
• Every dwelling unit shall be provided with at least one sanitary toilet facility of what kind?
• The construction of braced walls may be of gypsum board with a minimum of _______ thickness.
• Anchor bolts shall be spaced a maximum of _______ on center and no further than _______ from each corner.
• On fireplace openings larger than 6 square feet, hearth extensions shall extend at least ______ in front and at least ______ beyond each side of the fireplace opening?
• Garages must be separated from habitable spaces located directly above the garage by a minimum of what gypsum board specification?
• Any owner who intends to ________ a building or structure must first obtain the required permit from the building official.
• For rafters spaced 24 inches on center, what is the minimum thickness of roof sheathing?
• In the exterior bearing wall example, what is the building width used to determine the header span for a 2-2 x 10?
• Wood shakes shall only be used on slopes with a vertical to horizontal ratio of?
• The building official is authorized to suspend or revoke a permit issued wherever the permit is issued in error or on the basis of _______ information.
• Notches made in solid lumber floor joists shall not exceed ______ of the depth of the member.
• Programmable thermostats for residential homes shall be programmed to maintain cooling setpoint not less than how many degrees Fahrenheit?
• What is the minimum net clear opening for emergency escape and rescue openings generally?
• When joists, trusses or rafters are spaced 16 inches on center and the bearing studs below are spaced 24 inches on center, they shall bear ______ inches of the studs beneath?
• Which of the following is the correct minimum lumber size for wood sill plates?
• The minimum slab thickness of masonry fireplace hearths shall be ______?
• Where felt joints applied horizontally occur in a weather-resistant barrier, felt shall be lapped not less than how many inches?
• Showers and bathtubs with installed shower heads shall be finished with a nonabsorbent surface that shall extend to a height of not less than ______ above the floor.
• Combustible material within ______ of the fireplace opening shall not project more than 1/8 inch for each 1 inch distance from such opening?
• Fiber-reinforced gypsum board installed as above-deck roof insulation shall comply with which standard?
• Which type of wall is defined as one that carries vertical loads in addition to its own weight?
• Wood structural panel headers used where SIP headers are not applicable shall be in accordance with which section?
• The 4 percent minimum openable area applies to which spaces?
• For 3/4 inch subfloor panels, what is the maximum on-center spacing at edge support (in inches)?
• Which option correctly identifies the nominal dimension for studs used in wood foundation walls?
• Solid masonry walls of one-story dwellings and garages shall not be less than _______ in thickness when not greater than 9 feet in height.
• Cold-formed steel framed walls anchored into concrete foundations shall have the anchor bolts embedded a minimum of _______ into the foundation.
• Thermoplastic single-ply roofs shall be installed in accordance with which guidelines?
• Glazing located within ____ of either side of a door opening shall be considered as a hazardous location where the bottom exposed edge of the glazing is less than ____ above the floor.
• Roof eave projections for detached garages within 2 feet of the lot line are limited to how many inches?
• Every landing shall have a minimum dimension of ______ measured in the direction of travel for a straight run.
• The required minimum net free ventilation area for roof spaces is expressed as 1/150. Choose the correct statement.
• Minimum required under-floor access opening shall be _______ in dimension.
• Roofs shall be provided with a minimum net free ventilation area of _______ for the area of the ventilated space.
• What minimum run length a landing shall be provided at the top and bottom of a ramp?
• Wood shakes slope minimum: which value?
• The abandonment period for an unpursued permit application is how many days?
• The minimum thickness for masonry bearing walls more than one story high is 8 inches. Which option reflects this requirement?
• A dwelling unit must have at least how many sanitary toilet facilities?
• A permit is not required for retaining walls that are less than ______ in height, measured from the bottom of the footing.
• What is the minimum embedment into the ground for exterior footings, except where frost would occur?
• Concrete slab-on-ground floors shall be a minimum of ______ thick.
• For climate zone 2, what is the maximum assembly U-factor for steel frame ceilings 24 inches on center with roof insulation above deck? (alternate phrasing)
• The chimney wall or chimney flue shall not change in size or shape within how many inches above or below where the chimney passes through floor, ceiling, or roof components?
• Which formats are accepted for submitting construction documents?
• Which statement correctly compares nail sizing for roof sheathing and subfloor in these guidelines?
• Which term refers to a barrier installed to resist airflow within concealed spaces?
• Where the building official issues a permit, the construction documents must be approved in writing or by a stamp that states _______.
• Wood shakes shall be attached with how many fasteners per shingle?
• Handrails adjacent to a wall shall have a space not less than ____ between the wall and the handrail.
• When wood columns rest directly on concrete exterior foundation walls, they shall be pressure-treated wood unless located a minimum of how many inches from the exposed ground?
• Who may grant modifications under practical difficulties?
• Georgia's Fayette County climate zone is designated as which of the following?
• Screws for steel-to-steel connections in cold formed steel floor framing shall have a minimum edge spacing and center-to-center spacing of _______.
• Lumber roof sheathing on rafters or beams spaced at 24 inches on center shall have a minimum thickness of _______.
• What is the maximum allowable span for a 2-2 x 10 header within an exterior bearing wall supporting a roof and ceiling only having a building width of 36 feet with a ground snow load of 30 psf?
• Final inspection shall be made after permitted work is considered ______ and prior to ______.
• Porches, balconies, ramps or raised floor surfaces located more than 30 inches above the floor or grade shall have guards not less than ____ in height.
• The purpose of the IRC is to safeguard public safety etc through which items?
• 2 x 12 common species rafters of southern pine SS with a ground snow load of 50 psf, 10 psf dead load, and spacing of 12 inches shall have a maximum rafter span of _______.
• A 2 x 4 wood stud bearing wall 10 feet high supporting a habitable attic assembly shall have its roof span limited to ______ feet?
• Access to an underfloor plenum shall be provided through an opening in the floor with a minimum dimension of _______.
• Lots shall be graded to drain surface water away from foundation walls with a minimum fall of ______ within the first 10 feet.
• Combustible insulation shall be separated a minimum of _______ from recessed luminaries, fan motors, and other heat-producing devices.
• The greater tread depth within any flight shall not exceed the smallest by more than?
• Hallways shall not be less than how many feet wide?
• In floor framing, the tension side of members of what nominal thickness shall not be notched except at the end?
• Notches in solid lumber joists, rafters and beams shall not exceed ______ of the member.
• Studs in nonbearing partitions may be notched to a depth not exceeding ______ percent of a single stud width?
• Notches in solid lumber joists, rafters and beams shall not exceed ______ of the member.
• Any portion of a masonry chimney located in the interior of a building or within an exterior wall shall have a minimum air space clearance to combustibles of how many inches?
• The minimum thickness for masonry bearing walls more than one story high is specified as how many inches?
• Which term describes access that does not require removing an access panel or similar removable obstruction?
• Blocking used for lateral support of floors shall be not less than _______ inches in nominal thickness.
• On a roof slope of 2:12 through 4:12, asphalt shingles must have how many layers of underlayment applied?
• Which dimension expresses the maximum allowable under-floor access opening?
• In crawl spaces, wood floor joists shall be either naturally durable wood or preservative-treated wood unless located how many inches from the exposed ground?
• Thermoplastic single-ply roofing shall have a design slope not less than how many vertical inches per 12 horizontal inches?
• What is the maximum allowable span for a 2-2 x 6 header within an interior bearing wall supporting one floor only having a building width of 12 feet?
• Ridge boards connecting opposing rafters shall be not less than _______.
• A concrete wall using number 4 rebar with a yield strength of 40,000 psi must have a maximum splice length or tension development length of how many inches?
• Where Southern pine #1 roof rafters are attached to the ceiling joists spaced 12 inches on center carrying a dead load of 20 psf and a ground snow load of 30 psf, what is the maximum allowable span for a 2x6 in member?
• Collar ties shall be a minimum of 1 x 4 inch spaced not more than _______ on center.
• What is the minimum side extension for standard hearths?
• Dwelling units in non-fire-sprinklered two-family dwellings shall be separated from each other by a wall and/or floor assemblies of not less than how many hours of fire rating?
• Guardrails for balconies located more than 30 inches vertically above grade are required to be not less than _______ in height.
• Adhered masonry veneer minimum clearance above the earth for exterior stud walls is which value?
• Masonry chimney walls shall be constructed of solid masonry units or hollow masonry units grouted solid with not less than a nominal thickness of what?
• Openings in exterior walls with a fire separation distance less than a certain value are prohibited. What is that distance in feet?
• Which standard governs structural log members used in roof systems?
• At minimum _______ self-drilling tapping screws shall be used to attach structural sheathing to cold-formed steel studs.
• Concrete floors supported directly on grade using gravel fill material shall not have the gravel fill exceed _______.
• Habitable rooms shall not be less than _______ in any horizontal dimension.
• Anchor bolts which anchor wood sill plates to concrete foundations shall have a minimum diameter of _______ spaced a maximum _______ on center and extend a minimum of _______ into concrete.
• Approved vapor retarders placed under concrete floor slabs shall have its joints lapped not less than _______.
• For stairs with solid risers, the maximum allowed nosing projection is 1 1/4 inches.
• In building terminology, which word describes access that does not require the removal of an access panel?
• Under the IRC, how many stories above grade plane are covered?
• Bathrooms shall be provided with an aggregate glazing area not less than how many square feet, one half of which must be openable?
• Which waterproofing material is specified for exterior foundation walls under severe soil-water conditions when using flexible polymer cement?
• Which of the following describes a permissible combination for anchor bolts used to tie sill plates to concrete?
• In areas with severe soil-water conditions, exterior concrete or masonry foundation walls shall be waterproofed with a minimum membrane thickness of _______ if the material used to waterproof is flexible polymer cement.
• What is the minimum front extension for standard hearths?
• Required smoke alarms shall receive their primary power from the building wiring, and when primary power is interrupted, shall receive power from a _______.
• What is the minimum uniformly distributed live load, in pounds per square foot, for sleeping rooms?
• HVAC return ducts located in attics outside the thermal envelope must be insulated not less than what R-value for ducts 3 inches in diameter and larger?
• Openings between the garage and the residence shall be equipped with solid wood doors not less than ______ inches thick.
• Factory-built chimneys shall be listed and labeled in accordance with which standard?
• If a stop work order is issued, it must be in writing and state the Conditions under which work may be permitted to resume.
• Hearth extensions shall extend at least ______ in front and ______ beyond each side of the fireplace opening?
• The grade floor emergency escape opening sill height must not exceed how many inches above or below the finished ground level?
• Stone or masonry veneer with a wood stud backing using a W1.7 adjustable metal strand requires a maximum airspace between backing and veneer of how many inches?
• What is the minimum guard height for porches, balconies, ramps or raised floor surfaces?
• Which statement correctly describes the egress door?
• Chimneys with a width exceeding which measurement require a cricket or saddle?
• Two layers of 3/8 inch gypsum board applied to ceilings with adhesive shall be fastened with screws spaced up to what distance?
• Which of the following areas does the IRC address to safeguard safety?
• A slab-on-ground concrete floor shall have a minimum thickness of _______.
• Which statement correctly describes the minimum ceiling insulation requirement in climate zone 6?
• Who has the authority to establish a refund policy in a building department?
• Which statement best describes the principle of applying the most stringent requirement when multiple sections apply?
• In crawl spaces, a wood column located at least how many inches from the exposed ground may be non pressure-treated?
• What is the minimum clearance between a wall and a handrail?
• In weather-resistant barrier installations, horizontal felt joints must be lapped not less than how many inches?
• Required guards on stairways and porches shall be constructed to not allow passage of a ____ diameter sphere.
• When secondary emergency overflow drains are required, the inlet flow line shall be located not less than how many inches above the low point of the floor?
• Exterior walls with a fire separation distance less than how many feet shall have not less than a one-hour fire-resistive rating?
• In emergency situations, equipment repairs and replacements can be done without a permit, but the permit application must be submitted to the building official within _______ of the repair or replacement.
• Chimneys that pass through a soffit or cornice shall have a minimum airspace of how many inches?
• The difference between the greatest and smallest tread depth within a stair flight shall not exceed how much?
• Draftstopping gypsum board thickness is at least
• A building certified as a contributing resource within a designated historic district is referred to as what?
• For interior or exterior walls, what is the minimum air-space clearance to combustibles?
• What minimum thickness of gypsum board is required to separate a garage from the residence?
• In climate zone 3, what is the maximum U-factor allowed for vertical fenestration?
• Foundations for masonry chimneys must be constructed of concrete or solid masonry with a minimum thickness of how many inches?
• Emergency escape and rescue openings shall have the bottom of the clear opening located no greater than _______ above the floor.
• Approved numbers or addresses shall be provided for all new buildings in such a position to be plainly visible from _______.
• Which soil type is listed as having a presumptive load-bearing value of 2,000 psf?
• In case of practical difficulties, which authority may grant modifications so long as such modifications do not lessen health, life and fire safety, or structural requirements?
• There is a conflict between general and specific requirements; which applies?
• For cavities within corners and headers, the insulation must provide not less than how much R-value per inch?
• The IRC applies to which types of dwellings?
• Before occupancy, the building official must issue which document?
• Sand, silty sand, clayey sand, silty gravel or clayey gravel shall have an assumed presumptive load-bearing value of _______.
• Additions, alterations, repairs and relocations to an existing structure shall not _______.
• Dwelling units shall be provided with heating facilities capable of maintaining a minimum temperature of what in cold climates?
• Minimum tread depth for stairways?
• In emergency situations, equipment repairs and replacements can be done without a permit but the permit application must be submitted within _______ of the repair/replacement.
• Handrails shall not project more than ____ of either side of the stairway.
• Adhered masonry veneer installed on exterior stud walls shall have minimum clearances above the earth and above paved areas of respectively what values?
• What is the header size used in the exterior bearing wall example?
• What is the minimum cooling setpoint specified for programmable thermostats?
• The maximum deflection for structural members supporting glass unit masonry is 1 over 600. Which option expresses this definitively?
• Which statement correctly describes the allowable bottom slope of footings relative to the horizontal?
• Roof coverings of which types shall be permitted to be installed over existing wood shake roofs where applied in accordance with the next section?
• Roof ventilation openings shall be provided with openings having a dimension of _______ minimum and _______ maximum opened directly to the outside air.
• In a concrete wall using number 4 rebar with a 40,000 psi yield, the maximum splice length or tension development length is 20 inches. Which option lists this correctly?
• What material shall nails be made of for horizontal aluminum siding installed without insulation?
• What is the maximum allowable span for anchored masonry and stone veneer?
• Habitable rooms must have an aggregate glazing area not less than what percent of the floor area?
• Which of the following describes the type of information that could lead to suspension or revocation of a permit?
• What is the minimum ceiling insulation value required in climate zone 6?
• In areas subject to decay damage, which type of wood shall be used?
• The minimum run length of a landing at the top or bottom of a ramp must be at least how many inches?
• Which statement correctly reflects attic opening minimum size?
• Lints used to support veneer above openings must be of what material type?
• The required egress door shall be a side-hinged door not less than how many inches in width and how many inches in height respectively?
• Approved vapor retarders placed under concrete floor slabs shall have its joints lapped not less than _______.
• Ends of a rafter or ceiling joists shall bear on not less than _______ of bearing on wood or metal.
• Bottom plate to stud toe-nail fastening shall use how many 8d common nails?
• Floor joists of 2 x 8 members provided as a cantilever for an exterior balcony with a maximum span of 39" and with a snow load of 50 psf shall have a maximum spacing of _______ on center.
• All wood beams, joists, studs, and other combustible materials shall have a clearance of not less than ______ from the front faces and sides of masonry fireplaces?
• In crawl spaces, wood columns shall be pressure-treated wood unless located a minimum of how many inches from the exposed ground?
• Notching of the top plate by more than _______ percent of its width requires a metal tie to be installed across the top plate at each side of the opening.
• What is the primary power source for required smoke alarms?
• For clay tile roofing, valley flashing shall not be less than what gauge when corrosion-resistant sheet metal is used?