Tunnels being constructed in Japan total about 600 km in length, of which railroad tunnels account for 174 km, road tunnels 122 km, subway tunnels 79 km, water tunnels for power generation 77 km, tunnels for water supply and sewerage 130 km, and tunnels for irrigation water passages 24 km. Of these, one that has attracted worldwide attention is the Seikan Undersea Tunnel. The paper discusses this project, including tunnel route and geology, advance boring, grouting, shotcreting, tunneling methods, faults, water inflow, and other problems that have been encountered.

Media Info

  • Pagination: p. 73-79

Subject/Index Terms

Filing Info

  • Accession Number: 00311059
  • Record Type: Publication
  • Source Agency: Engineering Index
  • Report/Paper Numbers: Conf Paper
  • Files: TRIS
  • Created Date: Jun 9 1981 12:00AM