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SmartJoist Design Guide 2011.pub - Tilling Timber

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DOUBLE <strong>SmartJoist</strong>s SUPPORTING PARALLEL<br />

LOAD BEARING WALLS<br />

NOTES:<br />

Floor load Width (mm) 900 1200 1500<br />

Roof load Width (mm) Roof mass 1500 3000 5000 1500 3000 5000 1500 3000 5000<br />

<strong>SmartJoist</strong><br />

(kg/m 2 )<br />

Maximum Single span (mm)<br />

2/SJ20044 40 3500 3200 2900 3300 3100 2800 3200 3000 2700<br />

90 3100 2700 2300 3000 2600 2200 2900 2500 2200<br />

2/SJ24040 40 3800 3500 3200 3600 3400 3100 3500 3300 3000<br />

90 3400 3000 2600 3300 3000 2600 3200 2900 2500<br />

2/SJ24051 40 4000 3700 3400 3800 3600 3300 3700 3400 3200<br />

90 3600 3200 2800 3500 3100 2700 3400 3000 2700<br />

2/SJ24070 40 4300 4000 3600 4100 3800 3500 3900 3700 3400<br />

90 3900 3400 3000 3700 3300 3000 3600 3300 2900<br />

2/SJ24090 40 4600 4200 3800 4300 4000 3700 4200 3900 3600<br />

90 4100 3600 3200 4000 3500 3200 3800 3400 3100<br />

2/SJ30040 40 4400 4000 3700 4100 3800 3600 4000 3700 3500<br />

90 3900 3500 3100 3800 3400 3000 3700 3300 3000<br />

2/SJ30051 40 4600 4200 3900 4400 4100 3800 4200 3900 3700<br />

90 4100 3700 3300 4000 3600 3200 3900 3500 3200<br />

2/SJ30070 40 4900 4500 4100 4700 4300 4000 4500 4200 3900<br />

90 4400 3900 3500 4300 3800 3400 4100 3700 3400<br />

2/SJ30090 40 5200 4800 4400 5000 4600 4200 4700 4400 4100<br />

90 4700 4100 3700 4500 4000 3600 4400 3900 3500<br />

2/SJ36058 40 5300 4900 4500 5100 4700 4400 4800 4500 4200<br />

90 4800 4200 3800 4600 4100 3700 4500 4000 3600<br />

2/SJ36090 40 5800 5300 4900 5500 5100 4700 5300 4900 4600<br />

90 5200 4600 4100 5000 4500 4000 4800 4400 3900<br />

2/SJ40090 40 6100 5600 5200 5800 5400 5000 5600 5200 4900<br />

90 5500 4900 4300 5300 4700 4300 5100 4600 4200<br />

Maximum Continuous span (mm)<br />

2/SJ20044 40 4400 4000 3500 4100 3700 3300 3800 3500 3200<br />

90 3900 3100 2600 3600 3000 2600 3500 2900 2500<br />

2/SJ24040 40 4100 3600 3100 3800 3400 3000 3500 3200 2900<br />

90 3500 2900 2400 3300 2800 2300 3100 2700 2300<br />

2/SJ24051 40 5100 4500 3900 4700 4200 3700 4300 4000 3600<br />

90 4300 3600 3000 4100 3400 2900 3900 3300 2800<br />

2/SJ24070 40 5400 5000 4600 5200 4800 4400 5000 4600 4300<br />

90 4900 4300 3800 4700 4200 3700 4600 4100 3600<br />

2/SJ24090 40 5800 5300 4800 5500 5100 4700 5300 4900 4600<br />

90 5200 4600 4100 5000 4500 4000 4800 4400 3900<br />

2/SJ30040 40 4100 3500 3100 3700 3300 2900 3400 3100 2800<br />

90 3400 2800 2400 3200 2700 2300 3100 2600 2300<br />

2/SJ30051 40 5000 4400 3800 4600 4100 3700 4300 3900 3500<br />

90 4300 3500 2900 4000 3400 2900 3800 3300 2800<br />

2/SJ30070 40 6200 5700 5000 5900 5400 4700 5500 5100 4600<br />

90 5500 4500 3800 5200 4400 3700 5000 4200 3600<br />

2/SJ30090 40 6600 6000 5500 6300 5800 5400 6000 5600 5200<br />

90 5900 5200 4600 5700 5100 4600 5500 5000 4500<br />

2/SJ36058 40 6100 5300 4600 5500 5000 4400 5100 4700 4200<br />

90 5100 4200 3500 4800 4100 3500 4600 3900 3400<br />

2/SJ36090 40 7300 6700 6100 6900 6400 6000 6600 6200 5700<br />

90 6600 5700 4800 6300 5500 4700 6100 5300 4600<br />

2/SJ40090 40 7700 7100 6200 7400 6700 5900 6900 6400 5700<br />

90 7000 5700 4700 6600 5400 4600 6200 5300 4500<br />

1. bearing lengths - minimum of 30 mm<br />

2. wall loads assumed 0.37 kPa<br />

3. floor load Loads 1.5 kPa or 1.8 kN point live load.<br />

4. upper floor dead load 40 kg/m 2<br />

5. deflection limits: permanent load - span/300 or 12 mm max LL - span/360 or 9 mm max.<br />

<strong>SmartJoist</strong> <strong>Design</strong> <strong>Guide</strong> 31

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