Tunnelling Contracts and Site Investigation

Book Cover......Page 1
Half-Title......Page 2
Title......Page 5
Copyright......Page 6
Contents......Page 7
Preface......Page 10
Abbreviations......Page 13
Part One Tunnelling contracts and site investigation......Page 16
1 Introduction......Page 17
2 Contracts......Page 32
3 Initial investigation phase......Page 60
4 Ground investigation......Page 77
5 Contract preparation and tender evaluation......Page 136
6 Tunnel construction......Page 164
7 Claims and records......Page 196
8 Post-construction phase......Page 228
References......Page 232
Bibliography......Page 247
Part two Supplementary information on tunnelling contracts and site investigation......Page 250
1 Quality assurance......Page 251
2 Hazardous gases with particular reference to those that might be encountered when tunnelling coal measures strata......Page 261
3 Application of bayesian statistics to site investigation......Page 266
4 Weak rock......Page 273
5 Standard penetration test and cone penetration test......Page 277
6 Mudrocks......Page 285
7 Mineralogical composition of rocks......Page 291
8 Grout injection......Page 294
9 Tunnelling through contaminated ground......Page 301
10 Rock quality designation and other rock mass discontinuity descriptors......Page 311
11 Symbols used on borehole logs......Page 318
12 Determination of unconfined compressive strength of rock......Page 321
13 Rising, falling and constant head permeability tests......Page 328
14 ‘’Rock excavatability via 'Q'......Page 337
15 Well-point dewatering......Page 339
16 Estimation of the form of a long-term (ground loss plus consolidation) free-ground transverse (normal to the tunnel centre line) surface settlement trough......Page 344
17 New Austrian Tunnelling Method......Page 357
18 Water pollution legislation......Page 364
19 Analysis of pressure tunnel in rock......Page 376
20 Ground vibration and noise from civil engineering operations......Page 389
21 Sewer and water main linings......Page 439
Index......Page 441