Tunnel Drainage
Guideline
Issued by: Österreicherische Vereinigung für Beton und Bautechnik (ÖVBB)
4/2010: 99 pp. A4 with 108 Ills./Tables and 180 Sources. ÖVBB, A-1044 Vienna, Karlsgasse 5, Fax: 0043.1.504.9599. € 45. http://www.concrete.austria.com
Generally speaking any subsequent seeping water must be collected by a primary or secondary drainage system in tunnels not designed to confine pressurised water and transferred to the receiving water. Damage resulting from closed drainage lines and any resultant damming up of water or leakages leads to complicated maintenance work, costly redevelopment measures and...