standard (rough) sawn timber sizes (BS 336:1995)

Question 1

7/8” (22 mm) - [TIMBER THICKNESS]

Answer 1

WIDTHS AVAILABLE AT THIS PARTICULAR THICKNESS

4” inches wide
5” inches wide
6 inches wide
7 inches wide
8 inches wide
9 inches wide

Question 2

1” (25 mm) - [TIMBER THICKNESS]

Answer 2

WIDTHS AVAILABLE AT THAT PARTICULAR THICKNESS

3” inches wide
4” inches wide
5” inches wide
6” inches wide
7” inches wide
8” inches wide
9” inches wide

Question 3

1 1/2” (38 mm) - [TIMBER THICKNESS]

Answer 3

WIDTHS AVAILABLE AT THIS PARTICULAR THICKNESS

3” inches wide
4” inches wide
5” inches wide
6” inches wide
7” inches wide
8” inches wide
9” inches wide

Question 4

1 7/8” (47 mm) - [TIMBER THICKNESS]

Answer 4

WIDTHS AVAILABLE AT THIS PARTICULAR THICKNESS

3” inches wide
4” inches wide
5” inches wide
6” inches wide
7” inches wide
8” inches wide
9” inches wide
10” inches wide
NO ELEVEN
12” inches wide