Line will link Sandvika and Honefoss and will be built with either 28.9 route km of tunnels if route via Kroksund and Busund is chosen, or 37.6 km if via Sundvollen and Asa. Rock is volcanic with sandstone. Choice of TBM or drill/blast, and single or twin tubes. Cost range $375 million to $450 million for construction 2006-2009. Tenders for design expected early 2002. Visit www.jernbaneverket.no 12/01.
