【D400 Class Load】Capable of 40-ton loading weight.
【Clear Opening 700 mm】Optial for sewage mains of urban roadsides with heavy traffic rating
【Bump Stop Mount】Prevent vertical jumps of the sewer cover when vehicles drive pass
【Bolt Down Fixing】Bolt screw-down fixing, good sealing, easy to access.
【Anti Slip Surface】Retains BPN 40+ value on rainy days.
【Local Standards】Structurally and fatigue tested, meets AS3996 D240, AASHTO, EN 124 D400, UKAS, SGS, etc
