Title: Lining of the Tecolote Tunnel
Author(s): E. R. Crocker
Publication: Journal Proceedings
Appears on pages(s): 257-276
Keywords: no keywords
Special problems encountered in excavating and concrete lining the Tecolote Tunnel near Santa Barbara, Calif., are described. The main problem was inflow of water up to 9000 gal. per min at temperatures which reached 117 F. Methods of overcoming problems, among the most difficult in Bureau of Reclamation construction undertakings, are described, and information on concrete materials, mixes, and placing procedures is presented.