[BS] 3306.6 Barrier Design

Barriers shall be designed to resist loads required in Chapter 16 unless constructed as follows:

1. Barriers shall be provided with 2-inch by 4-inch (51 mm by 102 mm) top and bottom plates.
2. The barrier material shall be boards not less than ³/₄-inch (19.1 mm) thick or wood structural panels not less than ¹/₄-inch (6.4 mm) thick.
3. Wood structural use panels shall be bonded with an adhesive identical to that for exterior wood structural use panels.
4. Wood structural use panels ¹/₄ inch (6.4 mm) or ⁵/₁₆ inch (23.8 mm) in thickness shall have studs spaced not more than 2 feet (610 mm) on center.
5. Wood structural use panels ³/₈ inch (9.5 mm) or ¹/₂ inch (12.7 mm) in thickness shall have studs spaced not more than 4 feet (1219 mm) on center provided that a 2-inch by 4-inch (51 mm by 102 mm) stiffener is placed horizontally at mid-height where the stud spacing is greater than 2 feet (610 mm) on center.
6. Wood structural use panels ⁵/₈ inch (15.9 mm) or thicker shall not span over 8 feet (2438 mm).