1st Edition

Tunnelling Contracts and Site Investigation

ISBN 9780367448981
Published November 24, 2019 by CRC Press
378 Pages

USD $74.95

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Book Description

A wide ranging and up-to-date review of experience of tunnelling contracts, particularly those for sewerage and drainage tunnels. The review is based on the 6th edition of the ICE Conditions of Contract, but it takes note of new forms of contract which are leading towards less adversarial contractual relations.^

Table of Contents

Preface. Abbreviations. Tunnelling contracts and site investigation. Introduction Contracts. Initial investigation phase. Ground investigation. Contract preparation and tender evaluation. Tunnel construction. Claims and records. Post-construction phase. References. Bibliography. Supplementary information on tunnelling contracts and site investigation. Quality assurance. Hazardous gases with particular reference to those that might be encountered when tunnelling in coal measures strata. Application of Bayesian statistics to site investigation. Weak rock. Standard penetration test and cone penetration test. Mudrocks. Mineralogical composition of rock. Grout injection. Tunnelling through contaminated ground. Rock quality designation and other rock mass discontinuity descriptors. Symbols used on borehole logs. Determination of unconfined compressive strength of rock. Rising, falling and constant head permeability tests. Rock excavability via `Q'. Well-point dewatering. Estimation of the form of a long-term (ground loss plus consolidation) free-ground transverse (normal to the tunnel centre-line) surface settlement trough. The new Austrian tunnelling method. Water pollution legislation. Analysis of pressure tunnel in rock. Ground vibration and noise from civil engineering operations. Sewer and water main linings. Index.

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Dr P.B. Attewell