Austrian government announcement concerning proposed 2.4 km-long, two-lane bidirectional road tunnel to be constructed in Autumn, 2000 using drill/blast and sprayed concrete with rockbolt support. More details on likely timing of invitation to tender from Heinz Cermat in Graz, e-mail hcermat@stmk.gov.at or fax +43 31 6877 2131. January 2000.Prein Consult of Leoben have carried out preliminary investigation of the proposed 2 km-long x 90 sq m single drill/blast tube Herzogbergtunnel on the highway between Graz and Klagenfurt. Invitations to tender expected October, 2000 for a start of construction in Spring, 2001. July 2000.
