AUA Guidelines for Backfilling and Contact Grouting of Tunnels and Shafts - Henn, Raymond W.

Provides guidelines for filling of voids for soft ground and rock tunnels and shafts. This title aims to minimize misunderstandings related to backfilling and contact grouting; improve the quality of contract documents in backfilling and contact grouting and the in-place material; reduce costs and schedule time; and minimize potential claims.