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New Railway Routes, Cross Section and Water Evacuation System Problems at Tunnels in Romania

2020; IOP Publishing; Volume: 960; Issue: 2 Linguagem: Inglês

10.1088/1757-899x/960/2/022001

1757-899X

Nica Ioan Flaviu,

Underground infrastructure and sustainability

Abstract Adoption of the maximum circulation speed of passenger trains of 160 km/h and 120 km/h for freight trains conducted to rectification of 300 Railway Magistral. In the railway rehabilitation project between Brasov and Simeria, component part of IV th Pan European Railway Corridor along Romania were provided a series of art works like tunnels and bridges. The paper presents the new constructive routes adopted in the railway rehabilitation project for three zones, corresponding to the new three tunnels: Sighisoara, Danes and Turdas and the new rail curves adopted in order to ensure the designed speed. In the second part of the paper it is made a research regarding the technical solution of tunnels cross section and the implication of the works connected. A brief comparison between the Sighisoara, Danes and Turdas tunnels cross section and the problems encountered during construction is made. In the third part of the paper are presented the deficiencies of the water evacuation canal, central canal, drainage pipes and deficiencies in conception of water drainage system of tunnels.