1. WILLIAMS I., NEUMANN C., JA¨ GER J. and FALKNER L.
Innovativer Spritzbeton-Tunnelbau fu¨ r den neuen
Flughafenterminal T5 in London (Innovative shotcrete
tunnelling for London Heathrow’s new Terminal 5).
Proceedings O¨ sterreichischer Tunneltag 2004, Salzburg,
2004, 41–61.
2. HILAR M., THOMAS A. H. and FALKNER L. The latest
innovation in sprayed concrete lining: the LaserShell
method. Tunel (Magazine of the Czech Tunnelling
Committee and the Slovak Tunnelling Committee ITA/
AITES), 2005, 4, 11–19.
3. PECK R. B. Deep excavations and tunnelling in soft ground.
Proceedings of the 7th International Conference on Soil
Mechanics and Foundation Engineering, Mexico, 1969,
State-of-the-art report, 225–290.
4. VAN DER BERG J. P., CLAYTON C. R. I. and POWELL D. B.
Displacements ahead of an advancing NATM tunnel in the
London Clay. Ge´otechnique, 2003, 53, No. 9, 767–784.
5. NYREN R. J., STANDING J. R. and BURLAND J. B. Surface
displacements at St James’s Park greenfield reference site
above twin tunnels through the London Clay. In Building
Response to Tunnelling: Case Studies from Construction of
the Jubilee Line Extension, London. CIRIA, London, 2001,
Vol. 1, pp. 387–400.
6. DEANE A. P. and BASSETT R. H. The Heathrow Express trial
tunnel. Proceedings of the Institution of Civil Engineers,
Geotechnical Engineering, 1995, 113, No. 3, 144–156.
7. BOCK H. Geotechnical instrumentation of tunnels. In
Summerschool on Rational Tunnelling (KOLYMBAS D. (ed.)).
Logos Verlag, Berlin, 2003, pp. 187–224.
8. CLAYTON C. R. I., HOPE V. S., HEYMANN G., VAN DER BERG
J. P. and BICA A. V. D. Instrumentation for monitoring
sprayed concrete lined soft ground tunnels. Proceedings of
the Institution of Civil Engineers, Geotechnical Engineering,
2000, 143, No. 3, 119–130.
9. JONES B. D. Measurements of ground pressure on sprayed
concrete tunnel linings using radial pressure cells.
Proceedings of Underground Construction 2005, London,
2005 (CD-ROM).
10. CHANG J., SCOTT J. M. and POUND C. Numerical study of
Heathrow cofferdam. Proceedings of the 2nd International
Symposium FLAC and Numerical Modeling in
Geomechanics, Lyon, 2001, 163–169.
11. SCOTT J. M., POUND C. and SHANGHAVI H. B. Heathrow
Airside Road Tunnel: wall design and observed
performance. Proceedings of the International Conference
on Underground Construction, London, 2003, pp. 281–292.
12. JARDINE R. J., POTTS D. M., FOURIE A. B. and BURLAND J. B.
Studies of the influence of non-linear stress–strain
characteristics in soil–structure interaction. Ge´otechnique,
1986, 36, No. 3, 377–396.
13. HIGHT D. W., GASPARRE A., NISHIMURA S., MINH N. A.,
JARDINE R. J. and COOP M. R. Characteristics of the London
Clay from the Terminal 5 site at Heathrow Airport.
Ge´otechnique, 2007, 57, No. 1, 3–18.
14. BRITISH STANDARDS INSTITUTION. Structural Use of Concrete.
Code of Practice for Special Circumstances. BSI, London,
1985, BS 8110 Part 2.
15. NEGRO A. and DE QUEIROZ P. I. B. Prediction and
performance: a review of numerical analyses for tunnels.
Proceedings of the International Symposium Geotechnical
Aspects of Underground Construction in Soft Ground,
Tokyo, 2000, pp. 409–418.
16. SHIRLAW J. N. and WEN D. Checking and reviewing the
output from numerical analysis. Proceedings Underground
Singapore 2005, Singapore, 2005, 241–249.
17. MAIR R. J. and TAYLOR R. N. Theme lecture: Bored
tunnelling in the urban environment. Proceedings of the
14th International Conference on Soil Mechanics and
Geotechnical Engineering, Hamburg, 1997, 4, 2353–2385.
18. POWELL D. B., SIGL O. and BEVERIDGE J. P. Heathrow
Express: design and performance of platform tunnels at
Terminal 4. Proceedings of Tunnelling ’97, London, 1997,
565–593.
19. KIMMANCE J. P. and ALLEN R.. The NATM and compensation
grouting trial at Redcross Way. Proceedings of the
International Symposium on Geotechnical Aspects of
Underground Construction in Soft Ground, London, 1996,
pp. 385–390.