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SmartLVL 15 Design Guide - Tilling Timber

SmartLVL 15 Design Guide - Tilling Timber

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SINGLE/CONTINUOUS SPAN ROOF RAFTERAS 4055 CLASSIFICATION N1, N2 AND N3WITH CEILING ATTACHEDPropped ridgeboardEXAMPLE:RafterRafterspanOverhangwind speed = N3sheet roof - 40 kg/m 2rafter/truss spacing = 600 mmrafter span = 5800 mm (single span)Enter span table at rafter spacing of 600 mm, and read downto a span equal to or greater than 5800 mmRafterspacingADOPT:<strong>SmartLVL</strong> <strong>15</strong> — 240x35Maximum Birdsmouth = 30% of rafter depthRafter spacing (mm) 450 600 900 1200 450 600 900 1200Member Roof span O/H span O/H span O/H span O/H span O/H span O/H span O/H span O/Hsize D x B mass(mm) (kg/m 2 )Maximum allowable single span (mm)Maximum allowable continuous span (mm)90x35 30 2300 900 2200 850 2200 750 2200 700 2800 900 2800 850 2800 750 2800 70040 2300 900 2200 850 2200 750 2000 700 2800 900 2800 850 2800 750 2700 70075 2300 850 2100 800 1800 700 1600 650 2800 850 2800 800 2500 700 2200 65090 2100 850 1900 750 1700 700 <strong>15</strong>00 650 2800 850 2600 750 2300 700 2100 650120x35 30 3400 1200 3400 1<strong>15</strong>0 3200 1000 2900 850 4300 1200 4300 1<strong>15</strong>0 4300 1000 4000 85040 3500 1200 3300 1<strong>15</strong>0 2900 1050 2700 900 4300 1200 4300 1<strong>15</strong>0 4000 1050 3700 90075 3000 1200 2700 1<strong>15</strong>0 2400 1050 2200 1000 4100 1200 3700 1<strong>15</strong>0 3300 1050 3000 100090 2800 1200 2600 1<strong>15</strong>0 2300 1050 2100 950 3900 1200 3500 1<strong>15</strong>0 3100 1050 2800 950130x35 30 3900 1300 3800 1250 3500 1050 3200 900 4900 1300 4900 1250 4700 1050 4300 90040 3900 1300 3600 1250 3200 1100 2900 950 4900 1300 4900 1250 4300 1100 4000 95075 3300 1300 3000 1250 2600 1<strong>15</strong>0 2400 1100 4400 1300 4100 1250 3600 1<strong>15</strong>0 3200 110090 3100 1300 2800 1250 2500 1<strong>15</strong>0 2200 1050 4200 1300 3800 1250 3400 1<strong>15</strong>0 3000 1050140x35 30 4300 1400 4200 1300 3700 1<strong>15</strong>0 3400 950 5400 1400 5400 1300 5100 1<strong>15</strong>0 4700 95040 4200 1400 3900 1300 3400 1<strong>15</strong>0 3100 1000 5400 1400 5300 1300 4700 1<strong>15</strong>0 4300 100075 3500 1400 3200 1300 2800 1200 2600 1<strong>15</strong>0 4800 1400 4400 1300 3800 1200 3500 1<strong>15</strong>090 3300 1400 3000 1300 2600 1200 2400 1<strong>15</strong>0 4500 1400 4100 1300 3600 1200 3300 1<strong>15</strong>0<strong>15</strong>0x35 30 4700 <strong>15</strong>00 4500 1400 4000 1200 3700 1000 6000 <strong>15</strong>00 6000 1400 5500 1200 5000 100040 4500 <strong>15</strong>00 4200 1400 3700 1250 3400 1050 6000 <strong>15</strong>00 5600 1400 5000 1250 4600 105075 3700 <strong>15</strong>00 3400 1400 3000 1300 2700 1250 5100 <strong>15</strong>00 4700 1400 4100 1300 3700 125090 3500 <strong>15</strong>00 3200 1400 2800 1300 2600 1250 4800 <strong>15</strong>00 4400 1400 3900 1300 3500 1250170x35 30 5500 1700 5100 1600 4500 1300 4200 1<strong>15</strong>0 7100 1700 6700 1600 6100 1300 5600 1<strong>15</strong>040 5100 1700 4700 1600 4200 1400 3800 1<strong>15</strong>0 6700 1700 6300 1600 5600 1400 5200 1<strong>15</strong>075 4200 1700 3900 1600 3400 <strong>15</strong>00 3100 1350 5800 1700 5300 1600 4600 <strong>15</strong>00 4200 135090 4000 1700 3700 1600 3200 <strong>15</strong>00 2900 1400 5400 1700 5000 1600 4400 <strong>15</strong>00 4000 1400190x35 30 6100 1900 5700 1750 5000 1450 4600 1250 7600 1900 7200 1750 6600 1450 6200 125040 5600 1900 5200 1750 4600 <strong>15</strong>00 4200 1300 7200 1900 6800 1750 6200 <strong>15</strong>00 5800 130075 4700 1900 4300 1750 3800 1650 3500 <strong>15</strong>00 6300 1900 5900 1750 5200 1650 4700 <strong>15</strong>0090 4500 1900 4100 1750 3600 1650 3300 <strong>15</strong>50 6000 1900 5600 1750 4900 1650 4500 <strong>15</strong>50200x35 30 6300 2000 5900 1850 5300 <strong>15</strong>00 4900 1300 7900 2000 7500 1850 6900 <strong>15</strong>00 6400 130040 5900 2000 5500 1850 4900 <strong>15</strong>50 4500 1350 7500 2000 7000 1850 6400 <strong>15</strong>50 6000 135075 5000 2000 4500 1850 4000 1750 3700 <strong>15</strong>50 6500 2000 6100 1850 5500 1750 5000 <strong>15</strong>5090 4700 2000 4300 1850 3800 1750 3400 1650 6300 2000 5800 1850 5100 1750 4700 1650240x35 30 7100 2350 6700 2200 6200 1750 5800 <strong>15</strong>00 8900 2350 8500 2200 7800 1750 7300 <strong>15</strong>0040 6800 2350 6400 2200 5800 1800 5300 <strong>15</strong>50 8500 2350 8000 2200 7400 1800 6900 <strong>15</strong>5075 5900 2350 5400 2200 4800 2050 4400 1800 7400 2350 7000 2200 6400 2050 6000 180090 5600 2350 5100 2200 4500 2050 4100 1950 7200 2350 6700 2200 6100 2050 5600 195090x42 30 2500 1000 2400 900 2400 850 2300 750 3100 1000 3100 900 3100 850 3100 75040 2500 1000 2400 900 2300 850 2100 800 3100 1000 3100 900 3100 850 2900 80075 2400 1000 2200 900 1900 800 1700 750 3100 1000 3000 900 2600 800 2400 75090 2300 1000 2100 900 1800 800 1600 750 3100 1000 2800 900 2500 800 2200 750120x42 30 3800 1300 3700 1200 3400 1100 3100 950 4700 1300 4700 1200 4600 1100 4200 95040 3800 1300 3500 1200 3100 1100 2800 1000 4700 1300 4700 1200 4200 1100 3900 100075 3200 1300 2900 1200 2600 1100 2300 1050 4300 1300 4000 1200 3500 1100 3200 105090 3000 1300 2700 1200 2400 1100 2200 1050 4100 1300 3700 1200 3300 1100 3000 1050<strong>SmartLVL</strong> <strong>15</strong> <strong>Design</strong> <strong>Guide</strong> 31

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