ARCH 132
Oregon Residential Specialty Code
Final Exam
Chapters 6,7,8,9
Name: _________________ Date: _____________
Fill in the blank space for each code statement then list the R # for the code location.
Nominal 2 x ______ studs shall not be used in exterior walls. Table R___________
Purlin braces to bearing walls shall not slope less than ______ degrees from horizontal.
R___________
Wood shingles installed as exterior covering shall have a weather-resistant permeable membrane over all sheathing with vertical overlaps of not less than _______inches.
R ____________
2 x 4 studs with 10 ft. unsupported height have a maximum spacing of _______ inches when supporting one floor, roof and ceiling.
Table R__________
Wood bevel horizontal lap siding must lap a minimum of _______ inch. R__________
Notches in solid lumber joists, rafters and beams shall not exceed ___________ the depth of the member.
R____________
2 x 6 studs with 10 ft. laterally unsupported height have a maximum spacing of _______ inches when supporting two floors, roof and ceiling.
Table R______________
Roof flashing metal shall be a minimum of ____________inch in thickness.
R ______________
In buildings with combustible ceiling or roof construction an access shall be provided for areas that exceed 30 sq. ft. and have a vertical height of __________inches or more.
R ______________
Steel framing supporting gypsum board shall not be less than __________inches wide in the least dimension. R ______________
Sole or top wall framing plates end nailed to studs must have ____________ nails.
Table R__________
The maximum weather exposure for single course # 1 grade, 18 inch shingles on exterior walls is ________inches. Table R ___________
A Rafter to wall plate toe nailed must have __________ nails. Table R____________
For roof drainage scuppers shall be placed ______________with the roof surface in walls or parapet. R ______________
Maximum nail spacing for ½ inch gypsum board without adhesive on 16 inch o.c. wood studs is ________inches. Table R ________________
Upper Floor Framing Rim joists toe nailed to top plate with 8d nails at ___________ inches O/C. Table R_______________
Installing new roofing shall not be permitted where the existing roof has ____________or more applications of any type of roof covering. R ____________
Notches in solid lumber joists, rafters and beams shall not be longer than ____________ of the depth of the member. R_____________
Masonry veneer shall be separated from the sheathing by a minimum air space of ______ inch.
R _________________End joints in top plates and the double top plate shall be offset at least _________ inches. R_________________
Asphalt singles shall only be used on roof slopes of ___________units vertical to 12 units horizontal or greater. R _______________
Roof attic access rough framed openings shall be not less than 22 inches by ______inches. R ______________
Wood framing supporting gypsum board shall not be less than _________inches nominal thickness. R ______________
The minimum slope for lapped, nonsoldered seam metal roofs without applied lap sealant shall be ______________units vertical in 12 units horizontal. R _________________
Joists or rafters @ 24” o.c. bearing on plates with 24” o.c. studs shall bear within ________inches of the studs beneath. R ______________
Notches in solid lumber joists, rafters and beams shall not be located in the middle _______of the span. R____________
Horizontal fiber cement lap siding shall be lapped a minimum of ______inches.
R _________
Wood shakes shall be interlaid with 18-inch-wide strips of not less than No. ____felt.
R ________
Utility grade studs shall not exceed more than ____ft. in height in exterior and load bearing walls.
R _________Nails to fasten asphalt shingles shall penetrate roof sheathing a minimum of ___inch.
R _________Ceiling joist that lap over partitions must be face nailed with ________nails.
Table R ___________Maximum nail spacing for ½ inch gypsum board with adhesive on 16 inch o.c. wood studs is _____inches.
Table R _________Wood shakes shall be laid with a side lap of not less than_________inches between joints in adjacent courses.
R _________
Pg. 4
Any exterior or bearing wall stud may be notched to a depth not to exceed __ % of its width.
R _______Horizontal joints in panel siding if not lapped may be flashed with ____flashing.
R _________No hole bored in any stud shall be closer than ______inch to the edge of the stud.
R ________Asphalt saturated weather-resistant sheathing paper shall weigh not less than ____lbs. per 100 square feet.
R _____
_Holes bored in solid lumber joists, rafters and beams shall not be closer than ___inches from the edge, other holes or notches._
R _________Solid fireblocking in a wall partition shall be ____inches thick nominal lumber.
R _________Wood roof framing blocking shall be a minimum of _________grade lumber.
R _________Notches in bearing wall top plates for vents or pipes that exceed 50% of the plate width must be strapped with a minimum ____gage metal tie.
R _________A rafter ridge board shall be at least ____inch thick nominal thickness.
R _______Nominal 1 x 4 let-in wall bracing shall be installed at not more than ____degrees from horizontal.
R __________Roof open valley metal linings shall be a minimum of ____inches wide.
R ___________The end cuts of each rafter or ceiling joist shall have not less than ______inches of bearing on wood.
R _____
Pg. 5
In seismic category D1 horizontal joints in braced wall panels shall occur over blocking of a minimum ______inch thickness.
R __________All valley and hip rafters shall have a nominal thickness of not less than ____inches.
R _______Wood shakes shall be attached to the roof with two fasteners per shake positioned no more than ____inch from each edge.
R ________
_Solid masonry walls for one-story dwellings less than 9 ft. high shall not be less than ___inches in thickness.
R _________Enclosed roof attics shall have a net free ventilating area of not less than 1 to _____of the area of space ventilated.
R _______