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ATTIC STUDY GUIDE QUESTIONS
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The edge of a sill is usually set back from the outside edge of the foundation by what distance? correct answer: The thickness of the sheathing After bolt holes are drilled and the sill properly fitted, what is normally the next step? correct answer: place the sill sealer When information is not provided in the specifications, anchor bolt spacing is normally 6 feet. True or False? correct answer: True When information is not provided in the specifications, anchor bolt spacing is normally _____ feet. correct answer: six What items are considered a dead load? correct answer: floor joists Header joists prevent common joists from rolling or tipping. True or False? correct answer: True Header joists prevent what? correct answer: common joists from rolling or tipping What type of joist is used when a joist projects out over the wall below? correct answer: common
Floor joists are always places 16 inches OC. True or False? correct answer: True Floor joists are always places ___________________ inches OC. correct answer: sixteen When installed in a straight line, what type of bridging provides an additional nailing base for the subfloor? correct answer: solid What joist span requires more that on row of bridging? correct answer: 16 feet When joists are laid out 16 inches OC, the distance from the first joist should be ______ / inches correct answer: 15 1/ A pair of joists placed at each end of an opening and supporting a head is called what type of joist? correct answer: trimmer What is a trimmer? correct answer: A type of joist which is a pair of joists placed at each end of an opening and supporting a head When placing a joist, the crown should be turned in what direction? correct answer: up Any board can be used as a joist regardless of the size of the crown. True or False? correct answer: False Plywood subflooring with am index mark of 32/16 can be used over what maximum OC joist spacing? correct answer: 16 inches
The measurement from the subfloor to the bottom of the door header can also be used to establish what measurement? correct answer: rough opening height for window openings Which way should the crown of a stud be turned on an exterior wall? correct answer: up The minimum distance between butt joints in the top plate and the double top plate should be... correct answer: 48 inches What is the recommended order in raising walls? correct answer: long exterior, short exterior, partitions To accurately plumb a wall, you need what tools? correct answer: straightedge and level What size nail is recommended for installing 5/8 inch sheathing? correct answer: 8d When nailing plywood panels in place, you should leave gaps at the joints to allow for expansion. True or False? correct answer: True When nailing plywood panels in place, you should leave gaps at the joints to allow for ______________. correct answer: expansion All joists must run in the same direction. True or False? correct answer: False
The size of a ceiling joist is determined by what two factors? correct answer: 1. weight it must carry
- span from wall to wall What type of wall is usually constructed when large pipes must pass vertically through it? correct answer: chase When placing anchor bolts in a reinforced concrete wall, the bolt should be embedded at least 7 inches. True or False? correct answer: True When placing anchor bolts in a reinforced concrete wall, the bolt should be embedded at least _____________ inches. correct answer: seven Double joists and headers are required when an ATTIC scuttle is larger than what minimum size? correct answer: 3 feet by 3 feet Ceiling joists supported by a bearing partition should overlap what maximum distance? correct answer: 4 inches What is generally true about wood posts? correct answer: the width of the post should be equal to the girder it supports The crawl space for structure should have what minimum distance between the ground and the bottom of the girder? correct answer: 12 inches In platform framing, a floor joist rests directly on which components? correct answer: top plate only
What type of roof is considered the strongest? correct answer: hip A roof having only one slope is considered what type of roof? correct answer: shed What is a shed roof? correct answer: A roof having only one slope In roof construction, the ratio of unit of rise to unit of span is known as what? correct answer: pitch What is pitch? correct answer: in roof construction, the ratio of unit of rise to unit of span In roofing construction, the hypotenuse of a triangle whose base altitude equals the total rise is know as what? correct answer: total run What is the total run? correct answer: in roofing construction, the hypotenuse of a triangle whose base altitude equals the total rise What members make up the main body of a roof framework? correct answer: rafters What type of jack is nailed between hip and valley rafters? correct answer: cripple What type of rafter does not extend the full distance from the plate to the ridgeboard? correct answer: jack
Rafters are a functional part of both walls and roof. True or False? correct answer: True ___________ are a functional part of both walls and roof correct answer: rafters What describes the portion of a rafter extending beyond the outer edge of the plate? correct answer: 1. eave
- tail
- overhang The hypotenuse is longest side of the right triangle. True or False? correct answer: True What framing square is NOT used in roof framing? correct answer: tenths What framing square ARE USED in roof framing? correct answer: 1. octagon
- hundredths
- twelfths On a framing square, the longest lines on the hundredths scale indicate how hundredths or an inch? correct answer: 25 How many tables does a framing square have? correct answer: three What framing square feature is primarily used for estimating board feet? correct answer: brace table
What feature can run at a 45 degree angle to the exterior walls? correct answer: valley rafter What feature can run from the valley rafters to both ridges? correct answer: valley jack On a gable and valley roof, the area where two or more sloped roof sections intersect is known as what? correct answer: valley In an equal pitch framing situation, the unit of rise of a jack rafter is always the same. True or False? correct answer: True What is the shortening allowance of a valley rafter when a dormer without sidewalls is framed between double headers with a combined actual thickness of 3 1/4 inches? correct answer: - one half of the 45 degree thickness of the inside upper double header
- one half of the 45 degree thickness of the common rafter What technique should be used in constructing a gable and valley roof that has one long and one short valley rafter? correct answer: frame the long valley rafter up against the main ridge and the short valley rafter up against the long valley rafter What type of jack rafter extends from a hip rafter to a valley rafter? correct answer: hip valley cripple When erecting a gable roof, what components are constructed first? correct answer: gable and rafters and the ridge
In a gable roof, why is the ridgeboard placed at the peak of the roof? correct answer: provide a nailing surface for the top ends of the common rafter All common rafters for a gable roof are the same length. True or False? correct answer: True What is another names for the notch formed by the set and heel cut? correct answer: bird's-mouth When installing a roof where the ridgeboard is longer than one piece, where should the break between the boards occur? correct answer: center of the rafter When working with gable or double-pitch roofs, what are normally considered for additional horizontal reinforcement? correct answer: collar ties When framing a roof, the scaffold should be set no lower than what distance below the level of the main roof ridge? correct answer: 4 feet What structural members connects the joints on roof trusses? correct answer: gussets When working with roof trusses, double top and bottom plates on interior partitions can be eliminated. True or False? correct answer: True
Toenailing is the most satisfactory method of securing a truss to an outside wall. True or False? correct answer: False A partition can be nailed directly to the lower chord under what condition? correct answer: A partition runs at right angles to the bottom of the truss chord What piece of stairway, when cut from solid pieces of dimensional lumber, is called cutout, or sawed? correct answer: stringer
