Drilling and preparation of reusable, long range, horizontal bore holes in rock and in gouge
Subtitle: Vol. 2, Estimating manual for time and cost requirements
By: W. M. Mack,Jr., N. Tracy, and G. E. Wickham
Contributors: Tracy, N.; Wickham, G. E.; United States. Federal Highway Administration; Foster-Miller Associates, Inc; United States. Federal Highway Administration
Series: Report - Federal Highway Administration ; no. FHWA-RD-75-97
Publisher: Federal Highway Administration; Available through the National Technical Information Service
Published: 1975
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 98
Notes: Final report.

Performed by Foster-Miller Associates, Inc.

Federal Highway Administration R&D report no. S 0452.