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  1. BrianBoen

    Need to confirm bollard design for vehicle impact

    I have specified a schedule 80 steel bollard with an 8" diameter. The bollard is 3' above ground and 3' below ground with a 42" deep concrete encasement with minimum 4" cover on all sides of the steel pipe. The client would like me to confirm that the bollard will withstand the impact of a...

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