Load Deflection Tables - Gratewalk
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Load Deflection Tables

These tests were done over one metre width

Evenly Distributed Load

(deflection in millimetres)

 

SpanDepthMeshLoad / kg per linear metre
mm 30 mm 38 x 38 100 200 300 400 500 600 700 800 900 1000 1200
500 30 mm 38 x 38 <0.5 <0.5 0.5 1.0 1.2 1.5 2.0 2.4 2.6 2.8 3.5
750 30 mm 38 x 38 1.0 1.5 2.3 3.0 3.6 4.3 4.8 5.4 6.0 6.6 8.0
1000 30 mm 38 x 38 <3.5 3.5 6.0 8.0 10.0 11.6 13.5 15.5 17.4 - -

 

SpanDepthMeshLoad / kg per linear metre
mm 38 mm 38 x 38 100 200 300 400 500 600 700 800 900 1000 1200
750 38 mm 38 x 38 <2.2 <2.2 2.2 2.5 3.2 3.6 4.2 4.5 5.0 5.4 6.2
1000 38 mm 38 x 38 <2.5 2.5 4.2 5.4 6.4 7.4 8.4 9.4 10.4 11.4 13.4
1250 38 mm 38 x 38 1.5 3.5 5.2 7.0 9.0 11.0 12.8 14.8 17.0 18.8 –
1500 38 mm 38 x 38 4.0 5.4 7.0 10.0 12.5 16.0 17.5 – – – –

Line Load

(deflection in millimetres)

 

SpanDepthMeshLoad / kg per linear metre
mm 30 mm 38 x 38 100 200 300 400 500 600 700 800
500 30 mm 38 x 38 2.3 4.5 7.0 9.0 11.0 14.0 16.2 18.5
750 30 mm 38 x 38 3.2 7.0 10.0 14.0 17.3 – – –
1000 30 mm 38 x 38 4.5 9.0 14.0 18.5 – – – –
1250 30 mm 38 x 38 6.0 11.0 17.3 – – – – –
1500 30 mm 38 x 38 7.0 14.0 21.0 – – – – –

 

SpanDepthMeshLoad / kg per linear metre
mm 38 mm 38 x 38 100 200 300 400 500 600 700 800
500 38 mm 38 x 38 2.0 3.2 4.8 6.2 7.5 9.0 10.5 11.8
750 38 mm 38 x 38 2.6 4.9 7.0 9.0 11.0 13.5 15.5 18.0
1000 38 mm 38 x 38 3.5 6.3 9.0 12.0 15.0 18.0 – –
1250 38 mm 38 x 38 4.0 7.5 11.0 15.0 19.0 – – –
1500 38 mm 38 x 38 5.0 9.0 13.5 18.0 – – – –

Point Load (300mm x 300mm)

(deflection in millimetres)

 

SpanDepthMeshLoad / kg per linear metre
mm 30 mm 38 x 38 100 200 300 400 500 600 700 800 900 1000 1100 1200
500 30 mm 38 x 38 1.1 2.1 3.2 4.1 5.1 6.1 7.0 8.0 8.9 9.9 10.7 11.7
750 30 mm 38 x 38 2.6 4.8 7.1 9.4 11.7 14.0 16.0 18.3 20.6 22.7 – –
1000 30 mm 38 x 38 4.6 9.3 13.9 18.8 23.1 27.7 – – – – – –
1250 30 mm 38 x 38 8.6 17.5 26.2 – – – – – – – – –

 

SpanDepthMeshLoad / kg per linear metre
mm 38 mm 38 x 38 100 200 300 400 500 600 700 800 900 1000 1100 1200
500 38 mm 38 x 38 0.5 0.9 1.4 1.8 2.2 2.6 3.0 3.4 3.8 4.1 4.5 4.9
750 38 mm 38 x 38 1.1 2.1 3.2 4.2 5.2 6.1 7.0 8.1 9.0 10.0 10.9 11.9
1000 38 mm 38 x 38 1.5 4.0 6.0 8.0 9.9 11.8 13.8 16.1 18.0 20.0 – –
1250 38 mm 38 x 38 3.6 7.3 10.9 14.7 18.6 22.2 25.8 29.4 – – – –
1500 38 mm 38 x 38 5.6 11.8 18.0 24.6 30.9 37.1 – – – – – –