Patent ID: 11879224
Assignee: ROUND SHIELD LLC
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 18:
19. The method of claim 18 further including before removing the shoring structure from the excavation and after the shoring structure has been lifted upwardly toward the surface level:
(a) placing each of the at least two jacking devices within the volume of the shoring structure in their respective operating position;
(b) applying each respective extraction jacking force to the respective jack receiver arrangement to lift the shoring structure upwardly toward the surface level; and
(c) after applying each respective extraction jacking force to the respective jack receiver arrangement to lift the shoring structure upwardly toward the surface level and with the shoring structure supported against substantial movement in a downward direction away from the surface level, filling in the excavation further with additional fill material in an area at least below the lower edge of the shoring structure.