Working platforms and aisle?steel gratings?shall be designed to avoid tripping of?pedestrians. To avoid tripping of?pedestrians, steel gratings?shall be flat and the height difference between adjacent steel gratings, steel gratings?and members shall not exceed 4mm.
In order to prevent the risk of falling steel gratings, the installation of steel gratings?shall be fixed by welding as far as possible. The steel grating?plate shall be installed as a flat steel structure member. After installation, do not move laterally or separate from the support frame.
The supporting length of the support bearing?at both ends of the steel grating?plate bearing flat steel shall not be less than 25mm at each end. Movable and detachable steel grating?plates must be secured with special steel grating?mounting clamps to prevent any displacements of components.
Post time: Dec-25-2020