This page presents the same tunnels as in list of tunnels by length in separate lists according to the different tunnel types.

Rail

Note: This list only contains tunnels that are longer than 25 km.

Under construction

Note: This list only contains tunnels that are longer than 25 km.

Underground rapid transit

Only continuous tunnel sections should be included, at least 42 km long, excluding branches from the longest tunnel.

Under construction

Only continuous tunnel sections should be included, at least 30 km long.

Road

Under construction

Water

Under construction

Note: There are buried oil and gas pipelines, up to several thousand kilometers long. See also:

Bicycle and pedestrian

Most of the tunnels listed were built for other purposes, and have not been redesigned. The Fyllingsdalentunnelen is one example of a tunnel built to purpose from the start. The tunnels listed here can be either be pure cycling tunnels and/or pedestrian tunnels with separate tubes, or shared-use tunnels (i.e. having a shared lane, or a bike lane and footpath without a non-crossable physical separation).

Sewerage

Power

Gas

Bored

Cut-and-cover

Mined

Drill and blast

Immersed tube

Double-decker or multi-level