full-face method

References

Images

Tunnel terminology.

full-face method

engineering

Written by

The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

tunnels and underground excavations
Ground support
…of the opening increases, the full-face method of advance, in which the entire diameter of the tunnel is excavated at one time, it is most suitable for strong ground or for smaller tunnels. The effect of weak ground can be offset by decreasing the size of opening initially mined and…
Read More
…of the opening increases, the full-face method of advance, in which the entire diameter of the tunnel is excavated at one time, it is most suitable for strong ground or for smaller tunnels. The effect of weak ground can be offset by decreasing the size of opening initially mined and…
Read More