Structural analysis and design of pipe culverts
[by] Raymond J. Krizek [and others.
- Washington] Highway Research Board, National Research Council, 1971.
- 155 p. illus. 28 cm.
- National Cooperative Highway Research Program. Report .
"Research sponsored by the American Association of State Highway Officials in cooperation with the Federal Highway Administration." NCHRP project 15-3 FY '68.