ERDA consists of an open area cleared to 0.5kg non fragmenting munitions and a containment building cleared to 1kg of fragmenting or non-fragmenting munitions, the containment building can be instrumented to record pressures and straw-boards can be used to assess fragment size, penetration and distribution for fragmenting munitions. The open area can accommodate high speed video for recording the shock wave propagation and other explosive phenomena. Read more Read less