Use of London clay backfill against the walls of Chestfield Tunnel /
Darley, P.
Barker, K. J.
Transport Research Laboratory (Great Britain)
Great Britain.Highways Agency.
Crowthorne, Berkshire, England : Transport Research Laboratory,
c2001.
"Prepared for Quality Services, Civil Engineering, Highways Agency."
Includes bibliographical references (p. 20).
Tunneling
Tunnel lining.