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Home / Design and construction of tunnel structures
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SU-EnergoGrupp performs the whole complex of works on integrated design, construction and commissioning of tunnel structures. The scope of works is as follows: - Building and reconstruction of deep and shallow tunnels; - Building and reconstruction of breast walls and galleries; - Building and reconstruction of discharge and drainage systems; - Design and construction of underground laying.
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Construction project on a road tunnel at the 86th km of the Transcaucasian Highway ( Its Alagir – Nizhniy Zaramag section)
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SU-EnergoGrupp has accomplished a construction project on a road tunnel at the 86th km of the Transcaucasian Highway ( Its Alagir – Nizhniy Zaramag section) Date of commence of construction works – December 1, 2010. Date of completion of construction works – June 10, 2012.The tunnel is intended for protection of the highway against avalanches and rockfalls. The section of the road on which company units performed their works was one of the most difficult due to avalanche danger. The new road tunnel shall provide continuous and safe traffic flow on the route.
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Construction of the fifth tunnel complex on the Adler – Mountain resort “Alpika Service” Highway
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Among the projects accomplished by JSC "SU- EnergoGrupp" is the construction of the fifth tunnel complex on the Adler – Mountain resort “Alpika Service” Highway. The fifth tunnel complex is located within a section between 40-43 km of Olympic highway, near Estosadok station. Date of commence of construction works – the second quarter of 2009, date of completion of construction works 2013. The complex comprises three tunnels: highway tunnel (1363 m),railway tunnel (2920 m), service and evacuation shaft (2867 m).
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The Roki Tunnel which is at the 93rd kilometer of the Transcaucasus Hightway ( its Alagir – Nizhniy Zaramag section)
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The Roki Tunnel which is at the 93rd kilometer of the Transcaucasus Hightway ( its Alagir – Nizhniy Zaramag section). Tunnel length – 3730 m. Shaft length – 3805 m. Method of construction works and the equipment. Tunnel and shaft boring are carried out with the means of drill and blasting method and the of use alpine miners. Atlas Copco Boomer XE3 C driller, two alpine miners ÀÌ-75 and two alpine miners ÀÒÌ-105 were used during shaft boring. Roki Tunnel is the only transport corridor connecting Russia with South Ossetia. The structure of 3730 m long was built 25 years ago and needs reconstruction: the arches of the tunnel were destroyed by groundwater, partial collapse of the construction has been recorded, engineering infrastructure has become obsolete/outdated, both morally and physically.
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