Three Letters Re: Hunkering Down or Storing Gear in a Commercial Building
Hello Jim: After doing Industrial Security in some of the roughest English Industrial Towns, we found that “moating” vulnerable doors and walls against heavy equipment traffic was a great help in preventing the equipment from prizing open doors, or more simply being run backwards through the doors and walls. The floors at the man doors and protected vehicle doors had a two foot deep by three-to-four foot wide ditch dug and a light weight (two inch in many cases) concrete topping poured over an infill of mostly styrofoam bead. When we needed to bridge in with heavy gear we used …