Effectiveness of motorist warning devices at rail-highway crossings. Final report.
| Data(s) |
02/07/1984
|
|---|---|
| Resumo |
Federal Highway Administration, Office of Research, Development and Technology, Washington, D.C. Federal Railroad Administration, Office of Safety, Washington, D.C. Mode of access: Internet. Author corporate affiliation: Transportation Systems Center, Cambridge, Mass. Report covers the period Oct 1983-April 1984 Subject code: CDJI Subject code: HBD Subject code: HBEBC Subject code: JAF |
| 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. #Stop signs. #Railroad grade crossings. #Warning Signs/ Warning Signals. #Spot Improvements. #Railway Crossings. |
| Tipo |
text |
