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/ Test towers : part one https://trid.trb.org/View/913592 Tue, 02 Mar 2010 14:55:16 GMT https://trid.trb.org/View/913592 Sweet's Catalog of Building Construction (1913 edition) https://trid.trb.org/View/906550 Tue, 08 Dec 2009 15:02:03 GMT https://trid.trb.org/View/906550 An introduction to permanent-magnet gearless motors and drive control systems https://trid.trb.org/View/906549 Tue, 08 Dec 2009 15:02:01 GMT https://trid.trb.org/View/906549 Boston's transit authority focuses on customer service https://trid.trb.org/View/906548 Tue, 08 Dec 2009 15:01:56 GMT https://trid.trb.org/View/906548 Further development of proven suspension means in elevator construction https://trid.trb.org/View/905673 Tue, 01 Dec 2009 15:55:05 GMT https://trid.trb.org/View/905673 Inventing the elevator : an international project https://trid.trb.org/View/905672 Tue, 01 Dec 2009 15:55:02 GMT https://trid.trb.org/View/905672 Enegery is force x distance! https://trid.trb.org/View/905671 Tue, 01 Dec 2009 15:54:59 GMT https://trid.trb.org/View/905671 Elevator traffic simulation procedure https://trid.trb.org/View/904030 Tue, 03 Nov 2009 15:08:15 GMT https://trid.trb.org/View/904030 Introduction to Helixator technology https://trid.trb.org/View/904029 Tue, 03 Nov 2009 15:08:10 GMT https://trid.trb.org/View/904029 Steel wire ropes for traction elevators : part three https://trid.trb.org/View/904028 Tue, 03 Nov 2009 15:08:07 GMT https://trid.trb.org/View/904028 Innovation with safety in the elevator industry https://trid.trb.org/View/904027 Tue, 03 Nov 2009 15:08:01 GMT https://trid.trb.org/View/904027 The evolution of elevator door protection systems https://trid.trb.org/View/904026 Tue, 03 Nov 2009 15:07:57 GMT https://trid.trb.org/View/904026 Hugo Bethmann's "Der Aufzugbau" of 1913 https://trid.trb.org/View/899936 Tue, 08 Sep 2009 15:05:03 GMT https://trid.trb.org/View/899936 Wind turbines in North America https://trid.trb.org/View/899935 Tue, 08 Sep 2009 15:05:00 GMT https://trid.trb.org/View/899935 A brief history of elevator interlocks https://trid.trb.org/View/899934 Tue, 08 Sep 2009 15:04:58 GMT https://trid.trb.org/View/899934