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/ 2004 AAPA study tour: USA June 6-19: group report https://trid.trb.org/View/1151856 Wed, 22 Aug 2012 16:09:35 GMT https://trid.trb.org/View/1151856 AAPA study tour 2010: group report and references: United States of America: California, Washington DC, Tennessee, Alabama https://trid.trb.org/View/1151334 Wed, 22 Aug 2012 14:08:27 GMT https://trid.trb.org/View/1151334 GROUP REPORT ON AN ASPHALT STUDY TOUR OF THE USA: JANUARY - FEBRUARY 1990 https://trid.trb.org/View/358086 Sun, 30 Jun 1991 00:00:00 GMT https://trid.trb.org/View/358086