Shaft Mine Asse II, Underground Driving & Escape Tunnel
Construction of a spatially separated driveway and escape tunnel in dry construction according to the structural requirements.
Bundesgesellschaft für Endlagerung mbH (BGE)
BeMo Tunnelling GmbH Deutschland
Start of construction
End of construction
Project total value
0.2 million €
Salt pillow- or rather anticline structure (so-called „Assesattel“) with lower and middle mottled sandstone at the north flank and upper mottled sandstone at the south flank of the saddle.
Construction of an underground driving and escape tunnel (devided from
the other parts of the shaft) in dry construction method according to static requierements.
In the middle part of the driving and escape tunnel there is an approx.
8,00 m long ramp with a difference in height of 2.00 m, which has to
Underground driving and escape tunnel
Length: approx. 130 m
Width: approx. 1.50m
Height: approx. 2.60 m
Fire-resistant doors: 3 pieces
Air supply and exhaust openings: 2 pieces
Fire resistance class: F60