Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2024. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Transport Research International Documentation (TRID) https://trid.trb.org/Images/PageHeader-wTitle.jpg https://trid.trb.org/ An observational study of driver behaviour at signalized railroad crossings https://trid.trb.org/View/1182723 Fri, 24 Aug 2012 04:19:32 GMT https://trid.trb.org/View/1182723 AN OBSERVATIONAL STUDY OF DRIVER BEHAVIOR AT SIGNALIZED RAILROAD CROSSINGS https://trid.trb.org/View/41877 Wed, 03 Aug 1977 00:00:00 GMT https://trid.trb.org/View/41877