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Design of the final tunnel lining on NR 77

PROJECT:  Design of the final tunnel lining on NR 77 Chalkis -Psachna- Istiaea -Edipsos

CLIENT: Public administration (DMEO)

BRIEF DESCRIPTION:
 
Final design for the final tunnel lining on the improvement of national road 77 Chalkis- Psachna - Istiaea - Edipsos.
The tunnel is 3.6km long with net section width of 9.5m (locally 14.5m). The environment is rock class II to IV with water presence and depth to 270m.
 
The design of the project is still in progress
 
 
Design years: 2008-
Design standards: EN 1990

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