TY  - BOOK
AU  - Konya,Calvin J.
AU  - Walter,Edward J.
ED  - United States.
ED  - Precision Blasting Services (Montville, Ohio)
TI  - Rock blasting
U1  - 624.152 
PY  - 1985///
CY  - McLean, Va., [Washington, D.C., Springfield, Va.
PB  - U.S. Dept. of Transportation, Federal Highway Administration, For sale by the Supt. of Docs., U.S. G.P.O., Available from N.T.I.S.
KW  - Roads
KW  - United States
KW  - Design and construction
KW  - MCE
KW  - Blasting
N1  - Cover title; "Seminar on blasting and overbreak control"--Tech. rept. doc. p; Performed by Precision Blasting Services; "May 1985"--Tech. rept. doc. p
ER  -