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/ STATIC FREQUENCY CONVERTER FOR SEPTA'S WAYNE JUNCTION TRACTION SUBSTATION https://trid.trb.org/View/271299 Fri, 27 Aug 2004 22:00:56 GMT https://trid.trb.org/View/271299 AUTOMATIC LINE-CLEARANCE CONTROL DEVICE ON NEW DB LINES https://trid.trb.org/View/141344 Wed, 07 Nov 1979 00:00:00 GMT https://trid.trb.org/View/141344 HIGH SPEED TRACK ON BR WESTERN REGION https://trid.trb.org/View/86830 Wed, 13 Jun 1979 00:00:00 GMT https://trid.trb.org/View/86830 MADRID-BARCELONA STANDARD GAUGE LINE WILL BE DESIGNED FOR 300 KM/H https://trid.trb.org/View/52466 Fri, 17 Jun 1977 00:00:00 GMT https://trid.trb.org/View/52466 SCIENTIFIC ASPECTS OF THE RAILWAY'S PLACE IN THE INTEGRATED FEDERAL TRANSPORT INFRASTRUCTURE PLAN https://trid.trb.org/View/38675 Tue, 15 Jul 1975 00:00:00 GMT https://trid.trb.org/View/38675