Length - 7,120 metres (23,360 ft) long
Clearance - 15 m (49 ft)
Width - 22 m (72 ft)
Stad: Length - 1800 metres
Clearance - 49 metres
Width - 37 metres
Boat-passable - 16 metres
Depth of tunnel below water level - 12 metres
https://github.com/takari/polyglot-maven