Tunnel at the 86th Kilometer of Alagir – Nizhni Zaramag Transkam road.
Start of construction – 2008, completion of construction – June 10, 2012.
Construction of a Tunnel at the 86th Kilometer of Alagir – Nizhni Zaramag Transkam road.
The tunnel length is 310 m.
The scope of work includes erection of a 63-meter long avalanche protection gallery on the southern entry side and retaining wall construction. The tunnel was driven simultaneously from the northern and southern entries by drilling and blasting using Atlas Copco Boomer XE3 C Face Drilling Rig. The tunnel cap was connected on September 1, 2011 and the bottom part of the tunnel was completed on September 30, 2011.