Research in Progress (RIP) https://rip.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) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Effect of the Length of Medical Certification on Safety https://rip.trb.org/View/2077928 Tue, 06 Dec 2022 09:48:29 GMT https://rip.trb.org/View/2077928 Guidance for Training and Certification of Construction Inspectors for Transportation Infrastructure https://rip.trb.org/View/1628637 Wed, 05 Jun 2019 03:15:25 GMT https://rip.trb.org/View/1628637 Western Alliance for Quality Transportation Construction (WAQTC) https://rip.trb.org/View/1412693 Wed, 22 Jun 2016 13:21:09 GMT https://rip.trb.org/View/1412693 Future Alt Fuels Qualification Process https://rip.trb.org/View/1363936 Wed, 05 Aug 2015 01:00:43 GMT https://rip.trb.org/View/1363936 Human Factors Engineering Integration https://rip.trb.org/View/1259590 Sat, 17 Aug 2013 01:01:05 GMT https://rip.trb.org/View/1259590