000 00733nam a2200157 a 4500
005 20220228110755.0
035 _aF8901000718687
084 _aUIL PR 6 1957
245 _aSixth progress report of the investigation of prestressed c-oncrete for highway bridges / conducted by the Engineering -Experiment Station University of Illinois ; in cooperation -with the Division of Highways State of Illinois and the U.S-. Department of Commerce Bureau of Public Roads
260 _aUrbana, Ill. : University of Illinois
300 _a[83] p.
440 _aProgress report ; no.6
440 _aProgress report ; no.6
690 _aPuentes - Concreto reforzado - AnĂ¡lisis
710 _aUniversity of Illinois. Engineering Experiment Station
999 _c64912
_d64912