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From [Institution name]
Grade | Modulus of ElasticityFootnote (5) E MPa (× 106 psi) |
Beam Orientation (L-Y Plane) |
Plank Orientation (L-X Plane) |
Axial |
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---|---|---|---|---|---|---|---|---|---|
BendingFootnote (6) Fb MPa (psi) |
Shear Fv MPa (psi) |
Compression Perpendicular to the Grain Fcperp MPa (psi) |
Bending Fb MPa (psi) |
Shear Fv MPa (psi) |
Compression Perpendicular to the GrainFootnote (7) Fcperp MPa (psi) |
TensionFootnote (8) Ft MPa (psi) |
Compression Fcparallel MPa (psi) |
||
1730Fb – 1.35E |
9 310 (1.35) |
22.05 (3 195) |
5.25 (760) |
9.40 (1 365) |
24.35 (3 530) |
2.00 (290) |
8.55 (1 240) |
13.95 (2 020) |
18.15 (2 635) |
2360Fb – 1.55E |
10 690 (1.55) |
30.05 (4 360) |
5.25 (760) |
11.00 (1 595) |
33.40 (4 840) |
2.00 (290) |
9.69 (1 405) |
18.70 (2 715) |
23.90 (3 470) |
2500Fb – 1.75E |
12 070 (1.75) |
31.85 (4 620) |
5.25 (760) |
11.95 (1 730) |
35.64 (5 170) |
2.00 (290) |
11.10 (1 610) |
22.50 (3 260) |
26.95 (3 910) |
Grade | Equivalent Specific Gravity |
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---|---|---|---|---|---|---|
Nails |
Bolts and Lag Screws Installed in FaceFootnote (3) |
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Withdrawal Load |
Lateral Load |
Lateral Load |
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Installed in Edge |
Installed in Face |
Installed in Edge |
Installed in Face |
Load Applied Parallel to Grain |
Load Applied Perpendicular to Grain |
|
1730Fb – 1.35E and above |
0.46 |
0.50 |
0.50 |
0.55 |
0.50 |
0.58 |
Nail Orientation | Thickness, mm (in.) |
FastenerFootnote (2) Footnote (3) |
Minimum End Distance,Footnote (4) mm (in.) |
Closest O.C. Nail Spacing,Footnote (5) mm (in.) |
|
---|---|---|---|---|---|
Single Row |
Multiple RowsFootnote (6) Footnote (7) |
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Edge |
≥ 25 (≥ 1) |
64 mm and smaller (8d and smaller) |
51 (2) |
102 (4) |
Not permitted |
76 mm and 83 mm (10d and 12d) |
51 (2) |
102 (4) |
Not permitted |
||
89 mm (16d) |
Not permittedFootnote (8) |
Not permittedFootnote (8) |
Not permitted |
||
Edge |
≥ 32 (≥ 1¼) |
64 mm and smaller (8d and smaller) |
51 (2) |
102 (4) |
Not permitted |
76 mm and 83 mm (10d and 12d) |
51 (2) |
102 (4) |
Not permitted |
||
89 mm (16d) |
63Footnote (9) (2½) |
127Footnote (9) (5) |
Not permitted |
||
Edge |
≥ 38 (≥ 1½) |
64 mm and smaller (8d and smaller) |
51 (2) |
76 (3) |
76 (3) |
76 mm and 83 mm (10d and 12d) |
51 (2) |
76 (3) |
102 (4) |
||
89 mm (16d) |
63Footnote (9) (2½) |
102 (4) |
152 (6) |
||
Edge |
≥ 45 (≥ 1¾) |
64 mm and smaller (8d and smaller) |
51 (2) |
76 (3) |
76 (3) |
76 mm and 83 mm (10d and 12d) |
51 (2) |
76 (3) |
102 (4) |
||
89 mm (16d) |
63Footnote (9) (2½) |
76 (3) |
152 (6) |
||
Face(5) |
All |
64 mm and smaller (8d and smaller) |
22 (7/8) |
25 (1) |
25 (1) |
76 mm and 83 mm (10d and 12d) |
22 (7/8) |
25 (1) |
25 (1) |
||
89 mm (16d) |
22 (7/8) |
38 (1½) |
38 (1½) |
Grade | Thickness, mm (in.) |
Depth, mm (in.) |
Vertical Load Resistance |
Horizontal Load Transfer ResistanceFootnote (3) Footnote (4) øH kN/m (lb/ft.) |
Lateral Resistance of 13 mm (½ in.) Lag ScrewFootnote (5) øZ kN (lb) |
|
---|---|---|---|---|---|---|
Uniform øV kN/m (lb/ft.) |
Concentrated øP kN (lb) |
|||||
1.35E and better |
29 Footnote (6) (1⅛) |
£ 406 (£ 16) |
118 (8 090) |
26.0 (5 838) |
3.81 (261) |
2.97 (667) |
1.35E and better |
≥ 32 (≥ 1¼) |
£ 406 (£ 16) |
146 (10 008) |
28.2 (6 338) |
4.76 (326) |
3.34 (751) |
1.35E and better |
≥ 32 (≥ 1¼) |
£ 610 (£ 24) |
92.5 (6 338) |
28.2 (6 338) |
4.76 (326) |
3.34 (751) |
1.35E and better |
≥ 38 (≥ 1½) |
£ 406 (£ 16) |
170 (11 676) |
33.4 (7 506) |
5.33 (365) |
3.52 (792) |
1.35E and better |
≥ 38 (≥ 1½) |
£ 610 (£ 24) |
110 (7 506) |
33.4 (7 506) |
5.33 (365) |
3.52 (792) |
Grade |
NailingFootnote (3) Footnote (4) |
Species Factor for Framing Material (Jsp) |
---|---|---|
1.35E LSL |
Panel edge nailing of 75 mm to 150 mmFootnote (5) Centre nailing of 300 mm |
0.9 |
1.55E LSL |
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1.75E LSL |