Start construction for Paris metro line 14
MSD delivered a start construction for a tunnel boring machine with a diameter of 8,920 mm for the metro line 14.
The Paris Métro carries more than than 1.5 billion passengers per year. In 1998 the opening of the line 14 started a new phase. It was the first fully automatic line.
Line 14 is being extended towards Mairie de Saint-Ouen with a projected opening in 2019. Construction has already begun.
Technical details
- start contruction
- adapter ring
- Lateral support for launch tube
- temporary support frame
- Pressure ring - length 1500 mm
- cover plate
- 6x ring segments
