TR News 327 May-June 2020: Tunnels

Issue 327 of TRB's magazine is a special edition illuminating the many hidden aspects of tunnels as well as the benefits of tunnel technology to modern transportation systems. Articles highlight the contribution of tunnels to the economy and how transportation operators use the best technology to keep tunnels efficient and safe.

TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art research and practice in allmodes of transportation. It also includes brief news items of interest to the transportation community, research pays off articles, profiles of transportation professionals, workshop and conference announcements, new book notices, and news of TRB activities. Submissions of manuscripts for possible publication are accepted at any time. 

Copies of TR News may be purchased individually or ordered on an annual subscription basis by emailing TRBsales@nas.edu. TRB policy is to release the full PDF version of a TR News four months after its release in print format.