A vehicle barrier system that includes a net spanning a roadway and a mat on the roadway having recesses which accomodate the net when the net is in a lowered position

摘要

A vehicle barrier system spanning a roadway, is disclosed. The vehicle barrier system comprises a net spanning the roadway and a mat arranged on the roadway. The net has a connecting member coupled to a top member, a middle member, and a bottom member of the net. The mat, which is arranged on the roadway, has a plurality of recesses to accommodate the net when the net is in a lowered position.