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Home Inspector Exam; Structural, Exams of Advanced Education

University of WitwatersrandAdvanced Education

Home Inspector Exam; Structural

Typology: Exams

2024/2025

Available from 11/20/2024

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Home Inspector Exam; Structural
What are the four main soil classifications? - Sand, Gravel, Silt and Clay
A soil engineer rates change of soil volume by the ____ - Plasticity index
A monolithic slab is a perimeter beam and slab that are ____? - Poured at the same
time as one piece.
A 4 inch slab floor will not support _____? - an interior load-bearing wall.
Disadvantages of a screeded slab: - termites are difficult to find and are difficult to treat
if found.
What is the cause of non-uniform soil moisture? - poor drainage away from the
foundation.
______ is the removal of soil moisture by vegetation. - Transpiration
A_____ collects subsurface water and moves it to another location. - French Drain
What is the best type of foundation for a weak soil? - Pier and Beam
What is the minimum grade away from a building? - 6 inches in 10 feet. Grade should
be 12 inches above the street drain plus two percent additional slope away from the
home.
A casement window is hinged on how many sides? - One
Treated wood or decay-resistant lumber must be used on structural floor joists in a
crawl space when closer than _____ inches to the ground. - 18 inches
The ability of clay soil to absorb water is approximately ____ of an inch per hour. - 1/16
The frost line in Texas is how many inches? - 10
Should a concrete pipe be installed underground of a building? - No
What is the purpose of weep holes? - They drain moisture condensation in a brick
veneer house and provide ventilation behind the brick.
Weep holes must be at least ____ inches wide and spaced no more than ____ inches
apart. - 3/16 wide; 33 inches apart
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Home Inspector Exam; Structural

What are the four main soil classifications? - Sand, Gravel, Silt and Clay A soil engineer rates change of soil volume by the ____ - Plasticity index A monolithic slab is a perimeter beam and slab that are ____? - Poured at the same time as one piece. A 4 inch slab floor will not support _____? - an interior load-bearing wall. Disadvantages of a screeded slab: - termites are difficult to find and are difficult to treat if found. What is the cause of non-uniform soil moisture? - poor drainage away from the foundation. ______ is the removal of soil moisture by vegetation. - Transpiration A_____ collects subsurface water and moves it to another location. - French Drain What is the best type of foundation for a weak soil? - Pier and Beam What is the minimum grade away from a building? - 6 inches in 10 feet. Grade should be 12 inches above the street drain plus two percent additional slope away from the home. A casement window is hinged on how many sides? - One Treated wood or decay-resistant lumber must be used on structural floor joists in a crawl space when closer than _____ inches to the ground. - 18 inches The ability of clay soil to absorb water is approximately ____ of an inch per hour. - 1/ The frost line in Texas is how many inches? - 10 Should a concrete pipe be installed underground of a building? - No What is the purpose of weep holes? - They drain moisture condensation in a brick veneer house and provide ventilation behind the brick. Weep holes must be at least ____ inches wide and spaced no more than ____ inches apart. - 3/16 wide; 33 inches apart

What should an inspector do if a beam does not rest on a pier? - The inspector should report it as deficient. When an inspector finds horizontal cracks in a wall he/she should refer the client to? - Seek advice from a structural engineer or foundation repair company. The inspector does not speculate a cause. Possible causes of horizontal lines or cracks are? - Improper backfill, rusted vertical rebar, horizontal pressure, missing moisture barrier, or vertical pressure/upheavel (hydrostatic pressure) Concrete and masonry foundation walls should extend above the finished grade a minimum of? - 4 inches Other than concrete and masonry siding, all other siding materials should extend how far above the finished grade? - 6 inches When moisture is removed from the soil along the perimeter of the foundation this results in what condition? - Drying edge effect (Downwarping) The floor should be how many inches above the soil line? - 8 inches What is spalling? - It is pieces of concrete flaking off. It can be caused by lack of a moisture barrier, but is typically caused by a lack of sufficient cement in the concrete mix. What is it called when the perimeter of the foundation rises? - Cupping How should a 'corner pop' be reported? - As a deficiency. What is used to repair a crack in concrete? - Epoxy injections is one method. Removing and replacing mortar (called repointing) is another method. When water seeps through the basement wall and evaporates it may leave behind a white mineral substance called? - Efflorescence; a sure sign of a moisture problem. What does a 'french drain' do? - Collects subsurface water and moves it to another location away from the structure. What determines the type of foundation that should be installed at a particular site? - A soil sample analysis by an engineer What happens when moisture in the soil freezes? - The water in the soil expands. (Note: the soil does not expand)

Using long studs that stretch from the sill to the rafter, a plate to support the second story floor joists and fire stops in floors and walls is called? - Balloon Framing What is the lowest horizontal framing member of a structure that is anchored to the foundation? - Sill Plate What are the minimum dimensions for an egress window in a bedroom? - 5.7 sq. ft. of opening. 20 inches wide/24 inches tall The exit door to a dwelling shall be single-hinged and not less than ____ feet wide and _____ feet/inches in height. - 3 feet wide and 6 feet 8 inches high. What is the maximum distance an emergency egress window can be located from the floor of a sleeping room? - 44 inches. What is the minimum size for a habitable room (not a kitchen)? - 70 sq. feet What has to be placed across the top of a door or window to support the weight above?

  • A Header If a crack occurs over each side of a garage door, what could be the cause? - an undersized header. What is the maximum that a load bearing wall stud should be notched? - 25% Any stud in an exterior wall or bearing partition may be cut or notched to a depth not exceeding ___% of its width. - 25% Studs in a non-bearing partition may be notched to a depth not to exceed ___% of a single stud width. - 40% Any stud in a non load-bearing wall may be cut or notched by ___%. - 40% The shower walls MUST be waterproof to ___ feet from the floor. - 6 The door between the living space and the garage MUST be a _____ inch thick solid core wood door or a metal door with a fire rating of no less than ___ minutes? - 1 3/ inches; 20 minutes What is the minimum size for a shower stall floor? - 30x30 inches = 900 Sq. Inches or 30 inch diameter if a circular design According to the standards of practice, when an inspector is looking at interior walls of a house, he is looking for what? - Structural movement and moisture penetration

What is the minimum landing on each side of an egress door? - 36 inches deep x width of the door or stair Stairways shall have a clear width of how many inches? - 36; 3 feet by 3 feet (if over stairs) What is the maximum riser height of a stairway? - riser height 7 3/4 inches; the greater the riser height may not exceed smallest riser height by more than 3/8 inches. What is the minimum tread depth on a stairway? - 10 inches with a nose of not less than 3/4 inches and no more than 1 1/4 inches What is the minimum headroom on stairs? (inches and feet) - 6 ft 8 inches or 80 inches What is the minimum headroom on a circular staircase? - 6 ft 6 inches In habitable rooms, windows must be what percent of floor space? - 8% What is the minimum width of a hallway or exit access? - 3 feet or 36 inches What are handrails minimum and maximum heights? - 34 and 38 inches How must board and batten siding be attached? - vertically A sleeping room can not be next to what type of door? - Garage Gutters should slope how much at a minimum? - 1 inch in 15 feet What size nails should you use on board and batten siding? - 8 on the lower boards and 10 on the upper What is the minimum overlap requirement for joists to be supported over bearing partitions? - 3 inches Dwelling units in two family dwellings shall be separated from each other by a wall that has a minimum __ hour fire rating? - 1 hour A lap board is installed ___? - Horizontally What is the maximum vertical distance between landings on a staircase? - 12 feet What is water-resistant gypsum board called? - green board How should green board edges be sealed? - with water-resistant sealant

What may be wrong if a crack occurs over each side of a garage door? - An undersized header is one possibility The maximum that a load bearing wall stud should be notched is? - 25% Any stud in an exterior wall or bearing partition may be cut or notched to a depth not exceeding ___% of its width. - 25% Studs in a non-bearing partition may be notched to a depth not exceeding ___% of a single stud width. - 40% What is the maximum span for 24/16 rated 1/2 inch plywood used as subfloor? - 16 inches What are the minimum dimensions of an egress window in a bedroom? - 20 wide x 24 tall ( a minimum 5.7 sq ft) In a non load-bearing wall, what percentage of a stud may be drilled (bored)? - 60% In a load-bearing wall, what percentage of a stud may be drilled (bored)? - 40% In a load-bearing wall, what percentage of a double stud may be bored (drilled)? - 60% (only 2-double studs in a row may be bored. All holes must be a minimum 5/8'' from the edge). What is the minimum ceiling height in a habitable room? - 7 ft or 84 inches The shower walls must be waterproofed to ___ ft from the floor? - 6 Where must firestopping be located? - in concealed locations every 10 ft horizontally and vertically. What is the maximum distance that a gas valve can be located from a fireplace? - 6 ft and in the same room. What is the minimum hearth extension to the front on a fireplace with an opening of less than 6 square feet? - 16 inches What is the minimum hearth extension to the front on a fireplace with an opening of 6 square feet or greater? - 20 inches What is the minimum depth of a masonry fireplace? - 20 inches The hearth and hearth extension shall extend a minimum of ___ inches from the back of the firebox to the end of the heart extension. - 36 (20 + 16 = 36)

A fireplace chimney shall not be less than ___ ft above the point where the chimney passes through the roof/ - 3 The chimney must extend __ feet above the point where it passes through the roof of the building and be at least __ feet higher than any portion of the building within ___ feet. - 3; 2; 10 An inspector does not have to check the ___ of a fireplace/chimney. - Draft A cricket is required on a chimney that is greater than ___ wide. - 30 inches What does the fireplace smoke shelf prevent? - Downdrafts from blowing smoke back into the room. Is the doorbell a part of the Texas inspection? - Yes, when present. A moisture maintenance program for sandy soil could cause foundation failure. True or false? - True A flue vent can terminate no less than 6'' above the roof. True or false? - False, 1 ft. on flues, 6'' on plumbing vents. What is the minimum live load for a balcony? - 60 lbs per sq. ft. A minimum of ___ is required from any storage space to an enclosed incandescent light in a closet. - 12 inches. What is the minimum thickness of a hearth slab on a fireplace? - 4'' Vent openings should be within how many feet from each corner on a pier and beam foundation? - 3 ft. Underfloor access opening with and without mechanical equipment present? - 18'' x 24'' if no mechanical equipment. 22'' x 30'' if mechanical equipment present. Slab floor on grade minimum thickness? - 3 1/2'' What is the heat requirment in habitable rooms? - 68 degrees 3 ft above the floor What is the minimum sq ft of a kitchen? - 50 sq ft All doors require what type of operation? - keyless interior locking What is the maximum a interior floor or landing can be below a threshold? - 1 1/2 inches

If there is insulation in a crawl space, which direction should the vapor barrier be faced?

  • towards the conditioned side (floor). What holds risers together? - Stringers Efflorescence on chimney brick is from: - Top Crown What is a swale? - Grading that directs water around a home. How do you check the kitchen island? - Visible inspection of the connectors What protects against vehicle impact? - Bollard What is an important characteristic of OSB? - Absorbs water, expands What are structural members that hold up a ceiling? - Walls A masonry building, circa 1910, has a horizontal metal star bolted to it on outside at top of first floor. These pieces are? - Used to anchor wall to structure. OSB plywood is most commonly used for: - roof sheathing What should not run under a concrete floor? - Gas pipe