SERIES 1: ALUMINIUM GRATING LOAD CHART

SAFE LOAD AND DEFLECTION TABLE

(1) U: Safe Superimposed Uniformly Distribute Load - kPa

(2) D: Deflection due to the Safe Superimposed Load - mm

(3) D4: Deflection due to 4kPa applied Load - mm

(4) Span to the left of the heavy line have a deflection of less than 5mm for 4kPa UDL

(5) The design has been based on the principle of the aluminium Allowable Stress Design and Ultimate Limit State Design according to AS/NZS 1664.1:1997 and AS/NZS 1664.2:1997

(6) The load bar aluminium alloy is 6060 T6 and the cross bar is 6060 T5