This shoring and deck support system is designed for an optimum strength-to-weight ratio, with a tested rating of 10K leg. The system components include frames, screw jacks, crossbraces, U-heads and coupling pins. The frame heights are 3’,4’, 5’ and 6’, and the widths are 2’ and 4’. The system is quickly assembled and easily reconfigured for a wide range of shoring and deck support applications.