Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2026. 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/ A post driving technique for the erection of tensioned-beam crash barriers https://trid.trb.org/View/1179123 Fri, 24 Aug 2012 02:11:53 GMT https://trid.trb.org/View/1179123