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/ INSTRUMENTATION AND EQUIPMENT FOR TESTING HIGHWAY MATERIALS, PRODUCTS, AND PERFORMANCE https://trid.trb.org/View/46245 Thu, 16 Sep 1976 00:00:00 GMT https://trid.trb.org/View/46245 DEVELOPMENT OF SPECIFICATIONS FOR REFLEX-REFLECTIVE MATERIALS, JULY 1970 https://trid.trb.org/View/108050 Mon, 19 Oct 1970 00:00:00 GMT https://trid.trb.org/View/108050