| Publication Date | 1997 | 
| Personal Author | Iseley, T.; Gokhale, S. B. | 
| Page Count | 86 | 
| Abstract | Contents: Trenchless Methods of Installing Conduits Beneath Roadways, Auger Boring and Slurry Boring; Pipejacking and Microtunneling; Horizontal Directional Drilling; Pipe Ramming; Soil Compaction Methods; Utility Tunneling; Questionnaire Sent to State Transportation Agencies; and Summary of Transportation Agency Practices. | 
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| Corporate Authors | Transportation Research Board, Washington, DC. National Cooperative Highway Research Program.; Federal Highway Administration, Washington, DC.; Indiana Univ.-Purdue Univ. at Indianapolis. School of Engineering and; American Association of State Highway and Transportation Officials, | 
| Supplemental Notes | Library of Congress catalog card no. 97-67306. Prepared in cooperation with Indiana Univ.-Purdue Univ. at Indianapolis. School of Engineering and Technology. Sponsored by American Association of State Highway and Transportation Officials, Washington, DC. and Federal Highway Administration, Washington, DC. | 
| Document Type | Technical Report | 
| Title Note | Final rept. | 
| NTIS Issue Number | 199810 |