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/ Extraboard team sizing: An analysis of short unscheduled absences among regular transit drivers https://trid.trb.org/View/1319957 Wed, 27 Aug 2014 10:47:14 GMT https://trid.trb.org/View/1319957 OC TRANSPO AND ITS TRANSITWAY NETWORK https://trid.trb.org/View/257176 Wed, 30 Nov 1988 00:00:00 GMT https://trid.trb.org/View/257176