Where mechanical ventilation is used, the smackdown ventilation rate shall be at least six air changes per hour.
3- Covered in model base code 2301.3 2316.2 Computations to determine the smackdown required sizes of members shall be based on net dimensions (actual sizes).
2- Fire/Life Safety 2320.2 Firestopping shall be installed in wood frame construction in the locations specified in Sections 2- Fire/Life Safety 23126.96.36.199.
Nail spacing shall be 6 inches (152 mm) on center at panel edges, 6 inches (152 mm) on center at intermediate supports and where applicable 4 inches (102 mm) on center over gable town ends and subfascia.1- Default Not related to structural tamil wind resistance design 2322.1.16 Diaphragm boundaries.2 grade of Southern Pine, Douglas Fir-Larch, Hem-Fir or Spruce-Pine-Fir.2 grade or better spaced 4 feet game (1219 mm) on center, and embedded 2 feet (610 mm) into a concrete footing 10 inches (254 mm) in diameter and 2 feet (610 mm) deep.Truss design drawings shall indicate the support and minimum bearing of the roof structural system, the permanent cross/lateral bracing, bracing to transfer member buckling forces to the structure and all bracing and anchorage required to resist uplift and lateral forces.Space between any two holes in the same joist shall be not less than the depth of the joist.A product approval town shall be maintained at the job site for driver the inspector to compare with the uplift force requirements of the design professional as shown on approved plans.7, Calculation manual of Fire cracked Resistance of Glued Laminated Timber. .Along each edge Ceiling joists to plate, toe nail 16d 2 Continuous header to stud, toe nail 16d 3 Ceiling joists, laps over partitions, face smackdown nail 16d 3 Ceiling joists to parallel rafters, face nail 16d 3 Rafter plate, toe nail 16d 3 1-inch.awpa Standard M4 Care of Pressure Treated device Wood Products.The pdfwebsco net uplift on the plate shall be limited to 300 pounds per foot (4378 N/m).In floor-ceiling assemblies separating usable spaces into two or more approximate areas with no area greater than 500 square feet (46.5 empire m2). 2- Fire/Life Safety 2320.1.4 Firestopping shall consist of 2-inch (51mm) nominal lumber, or two thicknesses of 1 inch (25 mm) nominal lumber with broken lap joints, or 1 thickness of 23/32 inch (18 manual mm) plywood, with joints backed by 23/32 inch (18 mm) plywood,.
Standard for Heavy Timber Construction, aitc 108. .
Studs shall be spaced not more than 16 inches (406 mm) on center unless designed by rational analysis as a system of columns and beams by a registered professional engineer or registered architect proficient in structural ansi/af&pa wood frame construction manual design.
3 Grade or better.