Search Results: 'Bouygues'

Stress and positive reinforcement
22 November, 2012
Jean Launay of Vinci Construction explores the function of rock arch reinforcement and stresses on bolts and SCL. Launay offered this paper to Tunnels to illustrate the behavior of a properly designed NATM tunnel in the hope that it would convince colleagues, particularly in the UK, of the most efficient way to sustain soil and rock loads

From sea to shining sea
06 February, 2012
Demand for tunnels in North America is strong to meet public transportation and water conveyance needs. Nicole Robinson highlights projects in the region