PRAGUE CITY RING - TUNNEL CONSTRUCTION IN THE NORTHWESTERN SEGMENT OF THE CITY RING AT THE SECTION OF MYSLBEKOVA -PELC TYROLKA

摘要

This article outlines basic information regarding the design work for the Prague city Circle in the Myslbekova -Pelc Tyrolka sector. The article describes the tunneling principles of the chosen solution, particularly giving an overview of the basic difficulties with tunneling in relation to the existing geology.