A methodology for determination of grade crossing resource-allocation guidelines. Final report.
| Data(s) |
17/02/1975
|
|---|---|
| Resumo |
Federal Railroad Administration, Office of Research and Development, Washington, D.C. Mode of access: Internet. Author corporate affiliation: Transportation Systems Center, Cambridge, Mass. Report covers the period June 1973-May 1975 Subject code: CDEB Subject code: CDJI Subject code: CIF Subject code: HBD Subject code: JLKB Subject code: SCE*C Subject code: YEG |
| Formato |
bib |
| Identificador | |
| Idioma(s) |
eng |
| Direitos |
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements. |
| Palavras-Chave | #Warning signs. #Railroad grade crossings. #Highway engineering. #Guidelines. #Gates. #Flashing traffic signals. #Costs. #Accident rates. #Warning Signs/ Warning Signals. #Railway Crossings. #Highway Engineering Costs. #Flashing Signals. #Accident Statistics/ Accident Rates. |
| Tipo |
text |
