Patent ID: 7309191

Claim:
A shoring system comprising: a) linear rails, each said linear rail having opposing sides, each said opposing side having an outer guide running along entire length of said linear rail and an inner guide running partially from the bottom up, said outer guide and said inner guide being adapted to interlock shoring panels sliding vertically within, each said linear rail further comprising lengthwise an external edge guide; b) corner rails, each said corner rail having oblique opposing sides, each said oblique opposing side having an outer guide running alone entire length of said corner rail and an inner guide running partially from the bottom up, said outer guide and said inner guide being adapted to interlock shoring panels sliding vertically within; c) strutting assemblies, each said strutting assembly comprising at least one horizontal spreader and two vertical members, each said vertical member being adapted to cooperatively engage said edge guide of said linear rail and slide relatively; d) shoring panels, each said shoring panel having laterally on either end an edge guide to interlock but slide vertically within said outer guide and said inner guide of said linear rail.