Theoretical estimation of loosening pressure on tunnels in soft rocks

Tunnelling and Underground Space Technology

Volumn 16, Issue 2, 2001, Pages 99-105

  Jiang, Y ^a   Yoneda, H ^b   Tanabashi, Y ^a  

^a NAGASAKI UNIVERSITY   (Japan)

^b Pacific Consultants Co Ltd ^*  (Japan)

Author keywords

Loosening pressure; Plastic zones; Soft rocks; Theoretical method; Tunnel wall strain; Tunnels

Indexed keywords

COMPRESSIVE STRENGTH; PRESSURE EFFECTS; ROCKS; TUNNEL LININGS;

COMPETENCY FACTOR; SOFT ROCKS;

TUNNELS;

MECHANICAL PROPERTY; PRESSURE; SOFT ROCK; TUNNEL;

EID: 0035322097     PISSN: 08867798     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0886-7798(01)00034-7     Document Type: Article

References (12)

1. Ground response curves for rock tunnels
2. An approximate statistical solution of the elasto plastic interface for the problem of galin with a cohesive-frictional material
3. Two-dimensional elastoplastic analysis of a long cylindrical cavity under non-hydrostatic loading
4. Rock pressure in tunneling and stabilizing effect of the tunnel face in rock beyond failure
5. The mechanical effect of grouted rock bolts on tunnel stability
6. Theoretical study on deformational behavior and reinforcement effect by bolting for tunnels in soft rock
7. A constitutive equation of rock with strain-softening behavior and an analytical solution of a circular hole under hydrostatic pressure
8. Fundamental concept of tunnel supports to be placed in the vicinity of mining face
9. A method of estimating the closure and strength of lining required in drivages surrounded by a yield zone