North Portal - Tunnel de Mont-de-Billy - Canal l'Aisne à la Marne - Billy-le-Grand - France
Posted by: 
ntpayne
N 49° 07.443 E 004° 15.000
31U E 591199 N 5441998
This is the northern portal of the Tunnel de Mont-de-Billy on the Canal l'Aisne à la Marne.
Waymark Code: WM117DJ
Location: Grand-Est, France
Date Posted: 08/30/2019
Views: 11
This is the northern portal of the Tunnel de Mont-de-Billy on the Canal l'Aisne à la Marne.
This tunnel is at the summit of this canal and is 2.3 kilometres long. It took 17 years to build.
A rail track runs alongside the canal throughout the length. A traction engine used to run on the track and tow boats through until 1970 when ventilation was added and boats were allowed to pass through on their own.
It is lit throughout and is one-way controlled by traffic lights at each entrance.
Telephones have been installed every 300 metres in case of emergency.
Is the Tunnel in Use?: In Use
Which End is this Entrance?: North
Date Constructed: 01/01/1866
Length of Tunnel: 2302 metres
Construction Material: Rock lined with stone
Associated Website: [Web Link]
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