The Shaft beneath Vídeňská Street
Construction of the Nocturnarium Exhibition in the underground of the ZOO and Botanical Garden of the City of Pilsen

Client: PREdistribuce, a.s.

Completion 2012

This project concerns the Bohdalec tunnel extension, which is designed for cables of 110 kV and 22 kV. The vertical alignment of the tunnel is to a depth of cca. 21 m beneath the premises of TR South and of cca. 10 m beneath the Slávia Athletic Stadium. The tunnel leading into the shale horizon of the Bohdalec Formation is 95 m long, 2.1 m wide and 2.2 m high. The excavation was carried out in a full profile by mechanical disintegration without blasting, below the groundwater level.