LVL13 Floor Joist Span Tables

Loading Data - Light Floor

Flooring: Plywood/Particle Board
Ceiling: 13mm Plasterboard
Floor Live Load: Domestic (1.5,1.8)
Dynamic Loads: Standard AS1684.1 Dynamics for 2mm deflection

Table 1: LVL13 Floor Joists – Single Span
Size Floor Joist Spacing
300 400 450 600
Maximum Span (mm)1
150×45 3500 3200 3100 3000
170×45 4000 3700 3500 3400
200×45 4900 4400 4200 4100
240×45 5600 5300 5100 4800
300×45 6600 6200 6100 5600
360×45 7500 7100 6900 6500
400×45 8100 7600 7400 7000
150×63 4000 3600 3500 3400
200×63 5400 5000 4800 4500
240×63 6200 5700 5600 5200
300×63 7300 6800 6600 6100
360×63 8400 7800 7600 7000
400×63 9100 8400 8200 7600

1. When the maximum span is used the dynamics deflection may be more than desired. Please take this into consideration when specifying.

Table 2: LVL13 Floor Joists – Continuous Span2
Size Floor Joist Spacing
300 400 450 600
Maximum Span (mm)1
150×45 4000 3600 3500 3400
170×45 4600 4100 4000 3800
200×45 5400 5000 4800 4500
240×45 6200 5800 5600 5200
300×45 7300 6800 6600 6200
360×45 8400 7800 7600 7100
400×45 9100 8500 8200 7700
150×63 4500 4100 3900 3800
200×63 5900 5500 5300 4900
240×63 6800 6300 6100 5700
300×63 8000 7400 7200 6700
360×63 9200 8500 8300 7700
400×63 9900 9200 9000 8300

1. When the maximum span is used the dynamics deflection may be more than desired. Please take this into consideration when specifying.
2. Continuous Span can be used when the shortest span is at least 60% of the longest span.

Loading Data - Heavy Floor

Flooring: Plywood/Particle Board with tiled floor/heavy furniture
Ceiling: 13mm Plasterboard
Floor Live Load: Domestic (1.5,1.8)
Dynamic Loads: Standard AS1684.1 Dynamics for 2mm deflection

Table 3: LVL13 Floor Joists – Single Span
Size Floor Joist Spacing
300 400 450 600
Maximum Span (mm)1
150×45 3500 3200 3100 2800
170×45 3900 3600 3500 3200
200×45 4600 4200 4100 3700
240×45 5200 4900 4800 4500
300×45 6100 5800 5600 5300
360×45 7000 6600 6400 6000
400×45 7500 7100 6900 6500
150×63 4200 3900 3700 3400
200×63 6300 5000 4800 4500
240×63 6000 5700 5500 5200
300×63 7100 6700 6500 6100
360×63 8100 4600 7400 7000
400×63 8700 8200 8000 7500

1. When the maximum span is used the dynamics deflection may be more than desired. Please take this into consideration when specifying.

Table 4: LVL13 Floor Joists – Continuous Span2
Size Floor Joist Spacing
300 400 450 600
Maximum Span (mm)1
150×45 4000 3600 3500 3400
170×45 4600 4100 4000 3800
200×45 5400 5000 4800 4500
240×45 6200 5800 5600 5200
300×45 7300 6800 6600 6200
360×45 8400 7800 7600 7100
400×45 9100 8500 8200 7700
150×63 4500 4100 3900 3800
200×63 5900 5500 5300 4900
240×63 ¬†6800 6300 6100 5700
300×63 8000 7400 7200 6700
360×63 9200 8500 8300 7700
400×63 9900 9200 9000 8300

1. When the maximum span is used the dynamics deflection may be more than desired. Please take this into consideration when specifying.
2. Continuous Span can be used when the shortest span is at least 60% of the longest span.

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