Numbers and Titles



31 50 00 Excavation Support and Protection
Print this page
Includespermanent and temporary support of excavations and excavation enclosures, such as cofferdams, for construction below water and in water.
See31 23 19 for dewatering. 31 40 00 for shoring and underpinning.
31 51 00Anchor Tiebacks
31 52 00Cofferdams
31 53 00Cribbing and Walers
31 54 00Ground Freezing
31 56 00Slurry Walls