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/ WELDED HOLLOW STEEL TRACK TIES https://trid.trb.org/View/19834 Sat, 31 Jul 1976 00:00:00 GMT https://trid.trb.org/View/19834 WELDED RAILROAD ROLLING STOCKS MADE OF AL-MATERIALS https://trid.trb.org/View/19835 Sat, 31 Jul 1976 00:00:00 GMT https://trid.trb.org/View/19835 INVESTIGATION OF WATER- AND AIR-PRESSURE TESTS FOR COMPRESSED-AIR CONTAINERS FOR RAIL AND ROAD TRANSPORT VEHICLES https://trid.trb.org/View/19840 Sat, 31 Jul 1976 00:00:00 GMT https://trid.trb.org/View/19840 EXPERIENCE ACQUIRED WITH THE USE OF STEEL ST 45/60 C FOR DYNAMICALLY STRESSED WELDED STRUCTURES https://trid.trb.org/View/19841 Sat, 31 Jul 1976 00:00:00 GMT https://trid.trb.org/View/19841 WELDING IN RAILROAD ENGINEERING https://trid.trb.org/View/18454 Mon, 26 Apr 1976 00:00:00 GMT https://trid.trb.org/View/18454