2
Date:
11-01-2008
Division:
Division 31 - Earthwork
Status:
Retired / Superseded
Archived / Rescinded Date:
02-01-2021
Change Notice:
Superseded by UFGS 31 73 19 TUNNEL AND SHAFT GROUTING without revision to comply with MF 2011 in response to CCR 2097.
Federal Facility Criteria: