owner

geneva construction department
urbanisation division and bridge division

project

• urban integration project for the rapid transit system from cornavin railway station to the cern in geneva
• project realised by a multidisciplinary team managed by zs civil engineers sa

scope of work of T ingénierie sa

conceptual design of all new bridges and modification of all existing structures required by the new line layout

specifications

• 300 m long viaduct for the rapid transit system
• 10 m wide bridge in urban area, founded in the middle curb of a 2 x 2 lane road
• average span : 26 m
• prestressed concrete bridge using pre-fabricated (matchcast) boxgirder sections to allow easy construction with minimum impact on traffic
• statical height limited to 1.50 m to meet the requirements of traffic clearences and longitudinal profile slope limitations

schedule

• design 2001- 2002
• construction 2007-2009