Title:
Tunnel Shotcrete Lining
Author(s):
E. S. Plotkin
Publication:
Concrete International
Volume:
3
Issue:
1
Appears on pages(s):
94-97
Keywords:
mixers; mixing; mix proportioning; safety; shotcrete; specifications; tunnel linings
DOI:
Date:
1/1/1981
Abstract:
Eleven station construction contracts for the Washington Metro were completed utilizing many types of shotcreting equipment, materials, and methods with a resultant variety of problems. Shotcrete production recommendations are listed, compiled from personal experience and analysis of problems which developed on several Metro projects.