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They are enclosed pressure locked gratings, with crossbars which protrude above the surface of the grating. The cross bars are pressed into the notched bearing bars on center-to-center spacings of 11,1 mm, 16,65 mm and 22.2 mm.The standard spacing between the bearing bars is 100 mm, but can be varied to suit the end users loading requirements. The length of the span ( the direction of the bearing bars) can be up to 500 mm. The gratings are designed for ”pedestrian access”.
INTERNET USERS ALSO CONSULTED ON THE CATEGORY NON SLIP DUCK BOARD
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