SmartLam GL17C Brochure - Tilling Timber
SmartLam GL17C Brochure - Tilling Timber
SmartLam GL17C Brochure - Tilling Timber
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SINGLE SPAN RIDGE/INTERMEDIATE ROOF BEAM<br />
AS 4055 CLASSIFICATION N1, N2 AND N3 [Cont’d]<br />
Roof load width (mm) 1800 3000 4200 5400 6600 7800<br />
Member size<br />
DxB (mm)<br />
Roof mass<br />
(kg/m 2 )<br />
Maximum Ridge span (mm)<br />
Single span<br />
130x85 40 3650 3050 2650 2400 2200 2050<br />
75 3000 2500 2200 2000 1850 1750<br />
165x85 40 4700 3900 3400 3100 2850 2650<br />
75 3850 3200 2850 2550 2400 2200<br />
195x85 40 5600 4650 4050 3650 3350 3150<br />
75 4600 3850 3400 3050 2850 2650<br />
230x85 40 6500 5550 4850 4350 4000 3750<br />
75 5500 4550 4000 3650 3350 3150<br />
260x85 40 7250 6250 5500 5000 4550 4250<br />
75 6200 5200 4600 4150 3850 36005<br />
295x85 40 8100 6950 6250 5700 5250 4850<br />
75 6900 5950 5250 4750 4400 5 4100 10<br />
330x85 40 8950 7700 6900 6350 5900 55005<br />
75 7650 6550 5900 5350 5 4950 10 4600 15<br />
360x85 40 9700 8300 7450 6850 6400 5 6000 10<br />
75 8250 7100 6400 590010 545015 510020<br />
395x85 40 10600 9050 8100 7450 6950 5 6500 10<br />
75 9000 7700 6950 5 6400 10 6000 20 5600 25<br />
425x85 40 11400 9700 8650 79505 740010 695015<br />
75 9650 8250 74005 685015 640025 605030<br />
460x85 40 12000 10450 9350 8550 5 7950 15 7450 20<br />
75 10400 8850 7950 10 7350 20 6850 25 6500 35<br />
495x85 40 12000 11250 10000 5 9150 10 8500 15 8000 25<br />
75 11200 9500 5 8500 15 7850 25 7350 30 6900 40<br />
525x85 40 12000 11950 10600 5 9700 15 9000 20 8450 25<br />
75 11850 10050 5 9000 15 8300 25 7750 35 7300 45<br />
560x85 40 12000 12000 11300 10 10300 15 9550 25 8950 30<br />
75 12000 10700 10 9600 20 8800 30 8200 40 7750 50<br />
590x85 40 12000 12000 1195010 1085020 1005025 940035<br />
75 12000 1130010 1010025 925035 860045 810055<br />
NOTES:<br />
1. D = member depth, B = member breadth, NS = not suitable.<br />
2. End bearing lengths = 35 mm at end supports and 70 mm at internal supports for continuous members. Subscript values indicate the minimum<br />
additional bearing length where required to be greater than 35 mm at end supports and 70 mm at internal supports.<br />
3. rafter spacing up to 1200 mm<br />
4. Not all sizes of <strong>SmartLam</strong> GL17 in this table are stocked in each state. Please check with your supplier before ordering<br />
<strong>SmartLam</strong> GL17 Design Guide 31
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