2.11 As-built Drawings
As-built drawings are prepared and the information is recorded to aid future excavations and locates.
Installation is made in accordance with the approved construction plans. Any deviation to the plans is documented and such changes are indicated on the as-built drawings. As-built information is recorded, retained, and made available for subsequent excavation.
As-built drawings serve as an information source for future projects to minimize damage to existing facilities.
- Union Pacific Railroad procedures
- Expert opinion.
- Industry and governmental practices