Presentation Information
[III-75]Study on Portal Designs for the Toge-yama Tunnel on the Akita Expressway
*Shoya Momiyama1, Shinya Tanaka1 (1. East Nippon Expressway Company Limited)
Keywords:
Expressway,Akita Expressway,Detailed Design,Tunnel
Expressway,Akita Expressway,Detailed Design,Tunnel