Shotcrete for ground support;  proceedings of the Engineering Foundation conference, Easton, Maryland, October 4-8, 1976. Sponsored by U. S. Department of Transportation 

 - New York :  American Society of Civil Engineers, United Engineering Center,  1977 
 - x, 766 p 
 - American Concrete Institute. ACI publication ;  no. SP-54 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Underground construction--Congresses<br/>Gunite--Congresses
<br/><br/><label>LC Class. No.: </label>TA446 E53 1976