This high-quality guard helps protect field crews when working in and around manhole vaults. Each guard folds into a compact 2 1/2 in. (64mm) x 33 1/4 in. (844mm) rectangle, yet opens easily into a large 32 in. (813mm) wide by 32 in. (813mm) deep x 42 in. (1070mm) high cube. This guard provides considerable versatility for protection and safety around manholes.