The World's longest Tunnel Page, edited by Gunnar Lotsberg
The World's longest, widest, highest and deepest road and railway tunnels and links to historic, current and future projects ...
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ITA - AITES - Welcome
International Tunnelling Association - Association Internationale des Travaux En Souterrain ...
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Tunnel highway road engineering structures transportation mr construction design planning
Highway Tunnel talk tunnel engineering.
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FHWA Tunnel Engineering
Infrastructure Bridge Technology Publications RD-83-032 (200 kb) Tunnel Research Projects TRB Committee A2C04 Status of Major Roadway Tunnels in the U.S.A. Tunnel Engineering The tunnel group is responsible for the review of design and construction documents for all road tunnels on the National Highway System. We assist the FHWA Office of Research in conducting new research as part of the ...
www.fhwa.dot.gov/bridge/tun.htm   reviews