NAME INDEX

Adams, J. 30 Ahorner, L. 10, 88, 98, 101,

110, 111, 306, 386, 387, 390, 396

Aki, K. 310 Allen, C. R. 20, 28 Ambraseys, N. N. 25, 30, 58,

74, 81, 88, 98, 274, 317, 359, 362

Andersen, A. 258 Andersen, K. H. 218 Anderson, D. L. 24, 30 Anon 29 Ansquer 189, 193 Armbruster, J. G. 379, 383 Austegaard, A. 69, 74 Avedik, F. 171

Baker, J. L. 375 Basham 341 Bath, M. 58, 74, 75, 349, 363 Baumann, H. 111 Bazan, E. 30 Beaumont, C. 130 Berger, J. 130 Beringen, F. L. 192, 194 Biot 188, 193 Bjerrum, L. 258 Blume, J. A. 264, 375 Boegner, P. L. E. 29 Bolt, B. A. 20, 28 Bolton 265, 276 Bonilla, M. G. 24, 28, 29, 30 Bonjer, K.-P. 111 Bouma, A. H. 259 Bowers, J. E. 170 Brady, A. G. 288

405

Browitt, C. W. A. 155, 156, 170, 363

Brown, B. T. 170 Brown, S. F. 218 Buchanan, J. M. 24, 30 Bungum, H. 59,61,74,99,150,

248 99,347,351, Burton, P. W.

354, 362 Butcher, J. Byrne, D. A.

170 170

Caputo,~!. 404 Carton. 189, 193 Caston, V. N. D. 12 Chiarrutini, C. 359, 362 Christie, P. A. F. 160, 164,

170, 362 Chung, D. M. Clough, R. W. Collette, B. J.

363 247

310 Cornell, C. A. 355, 362, 367,

375 Costes, D. 99 Cranford, M. D. 170

Davison, C. 57, 73, 349, 362 De Becker, M. 130 De Gijt, J. G. 187,192,194 Demars, K. R. 258 Dollar, A. T. J. 57, 73, 337,

338, 349, 362 Doornbos, D. J. 54, 73 Doppert, J. W. Chr. 13 Drake, C. L. 258 Ducarne, B. 130 Durst, H. III

406

Duvivier, S. 259

Erdik, M. O. 173, 182,372,375 Esteva, L. 30 Ewoldsen, H. 183

Fannin. N. G. T. 29, 259 Farrell, W. E. 130 Flick, J. 88, 98 Flint, R. F. 28 Foss, 1. 218 Francis, T. J. G. 160, 164, 170 Frohlich, C. 310 Funnell, B. M. 302 Fyen, J. 61, 74, 99

Geller, R. J. 75 Gibbs, A. D. 28, 31, 32 Gjoystdal, H. 99 Glennie, K. W. 29 Goodkind, J. M. 130 Gryspeert, B. J. 375 Gudmestad, O. T. 235 Gulkan, P. 375 Gumbel, E. J. 364 Gunleiksrud, T. 258 Gurp~nar, A. 365, 367, 372, 375 Gutenberg,~. 287

Hampton, M. A. 259 Hanks, T. C. 182 Haskell 305 Harvey, D. J. 310 Heezen, B. E. 258 Hempton. M. 30 Henstock, P. L. 259 Hermann, R. B. 379, 383 Heybroek, P. 12 Highley, P. D. 162, 170 Hines, I. M. 248 Hinz, K. 310 Hobson, G. D. 3, 12 Hoffers, B. III Hokland, B. 74 Horrebow, C. 57, 74 Horsfield, W. T. 20, 28 Houliston, D. J. 164, 171 Housner, G. W. 218 Houtgast, G. 88, 98 Hove, K. 149, 150

NAME INDEX

Hunter, C. A. 170 Husebye, E. S. 74, 99, 248

Iai, S. 182 Ichinose, W. N. 170 Idriss, I. M. 259, 265, 276,

287 Illies, J. H. 111 Illing, L. V. 3, 12 Iwan, W. D. 182

Jelgersma, S. 12, 132, 141 Johnson, C. M. 247 Johnson, L. R. III Johnson, S. H. 170 Joyal, A. B. 162, 170

Kagan, Y. 387, 396 Kanamori, H. 24, 30, 56, 73,

170 Kanwar, K. K. 264, 287 Kapur, K. K. 375 Karnik, V. 57, 58, 69, 70, 74,

88, 116, 120, 362 Keilhau, B. M. 57, 73, 349, 383 Keilis-Borok, V. I. 310, 397,

404 Kelley, R. F. 170 Kent, P. E. 362 Kielmas, M. 88 Knopoff, L. 54, 387, 396 Kobayashi, H. 372, 375 Kolbusjewski, J. 299, 302 Kolderup, C. F. 57, 69, 73,

75, 334, 337, 338 Kolderup, N. 334, 337, 338, 349 Koning, H. L. 203, 299 Krinitzsky, E. J. 22, 29 Kroeger, G. C. 75 Kronrod, T. L. 404 Krumbach, G. 69, 75 Kubin, J. 182 Kulkarni, R. B. 375 Kurata, E. S. 182

Lagaay, R. A. 310 Lane, R. D. 170 Lee, A. W. 69, 75, 337 Lehman, J. 57, 69, 73 Lepert 189, 193

NAME INDEX

Lillwall, R. C. 99, 364, 378, 383

Lysmer, J. 218, 247

Madariaga, R. 54, 73, 305, 310 Main, 1. G. 347, 364 Makropoulos, K. C. 355, 363 Mallard, D. J. 289 Mark, R. K. 24, 29 Marshall, P. W. 247, 341 Martin, P. P. 259 Mavko, G. M. 29 McAlister, R. A. 170 McEvilly, T. V. 111 McGuire, R. K. 367, 375 McKenzie, D. P. 32, 34 Medreder, S. 288 Melchior, P. 127, 130 Me 1 91y , N. 61 Merz, H. A. 367, 375 Michalopoulos, A. P. 375 Molchan, G. M. 404 Moore, T. C. Jr. 258 Morgan, S. N. 155 Morgenstern, N. R. 258 Mori, J. 379,383 Marner 132 Myatt, J. 161, 170 Mykkeltveit, S. 74, 248

Nacci, U. A. 258 Nagahashi, S. 372, 375 Nair, D. 247 Nataraja, R. 248 Neilson, G. 21, 28, 337,

347, 363 Neumann, F. 58 Newmark, N. M. 218, 264, 286 Newmark, R. 155 Nolet, G. 303 Norton, P. E. P. 302

Omote, S.· 182 Oner, M. 375 O'Reilly, J. P. 349, 362 Ortlam, D. 12 Osborne, P. J. 170

Padwardhan, A. S. Panza, G. 404

367, 375

Papastamatiou, D. 350, 363 Peck, R. B. 302 Peltier, W. R. 13 Penn, A. W. 170 Penzien, J. 247 Petrie, D. L. 155 Pira, E. 404 Pluimgraaff 190, 194 Podgaetskaya, V. M. 404 Pool, J. H. 218 Poole, M. J. 170 Pooley, J. E. 170 Porter, 1. T. 160, 164, 170 Postpishl, D. 404 Press, F. 24, 29 Prothero, Iv. A. 130

Reifel, M. D. 258 Renard, V. 1 7 1 Richards, P. G. 310 Richter, C. F. 56, 287, 288 Ringdal, F. 25, 29, 61, 74,

99, 248

407

Ritsema, A. R. 57, 74, 88, 99, 195, 310, 350, 353, 363

Rokoengen, K. 258 Rosenblueth, E. 218 Ros enb rand , W. F. 218 Rosenhauer, M. 98 Rosenhauer, W. 111, 385, 396 Rossiter, J. R. 132, 141 Rothe, J. P. 120 Rusby, J. S. M. 162, 170 Ryan, W. B. F. 30

Sandvin, O. A. Schnabel, P. B. Schouten J. A.

74, 397 218

310 Schunnn, W. 298 Schwiderski, E. W. 130 Schmertmann, J. H. 259 Seeber, L. 379, 383 Seed, H. B. 218, 247,

265, 276, 287, 294, Seki, A. 24, 30 SeInes, P. B. 150, 219 Senner, D. W. F. 249 Shake 276 Shannon 276, 288 Sieberg, A. 88

258, 259, 302

408

Sims, J. D. 26, 30 Singh, S. K. 24, 30 Sinha, M. c. 164, 171 Siro, L. 359, 362 Sleep, N. H. 75 Slemmons, D. B. 24, 29 Smith, W. A. 160, 164, 170 Smythe, D. K. 362 Somville, O. 88 Sponheuer, IV. 33, III, 288 Stein, S. 75 Sterling, G. H. 258 Strohbeck, E. E. 258 Stuart, G. W. 304, 310 Sunder, S. S. 182 Sutton, G. H. 162, 170 Sutton, V. J. R. 259 Sylkes, L. 362

Tchalenko, J. 25, 30 Tillotson, E. 337, 338, 349,

361 Tocher, D. 24, 29, 375 Tomkins, P. K. 170 Trifunac, M. D. 182, 288, 308,

310, 372, 376 Tsai, C. F. 247 Tsunami 279 Turbitt, T. 155 Tyrrell, G. W.

338

Udaka, T. 247 Utsu, T. 24, 30

69, 75,

Valdivcesco, J. B. 247 Van Andel, T. H. 258 Van der Plassche 137

334,

Van Eysinga, F. H. B. 28

337,

Van Gils, J. M. 57, 74, 88, 99, I I I, 262, 282, 287

Van Hooydonk, H. R. 187, 190, 194

Van Rummelen, F. H. 99 Van Ruymbeke 130 Versey, H. C. 75, 350, 363, 383 Vlaar, N. J. 305, 310 Von Karman 188, 193 Vugts, J. H. 248

NAME INDEX

Wall, J. 170 \~allace , R. E. 25, 30 Wang, C. 310 Wang, S. C. 75 \~ang, W. D. 258 ~~es t, R. G. 302 Hilson 276, 288 Woo, G. 377 Hood, H. O. 58, 74 Wright 190, 194 Hyss, M. 24, 30

),ucernen, S. 375

Zaczek, Y. 88, 99, I I I , 261, 287

Zagwijn, W. H. 13 Ziegler, P. A. 3, 13, 20, 28

SUBJECT INDEX

Absorption coefficient 106 Accelerated subsidence 1 1 Acceleration 173, 174, 178,

180, 262, 264, 275, 277, 303, 308, 311

annual probability of 357

correlation 274 ground 328 horizbntal 227, 274 intensity 274 magnification of bedrock

326 maximum 204, 215, 216, 217,

274, 329 maximum peak 326 measurements 188 peak 274, 305, 309, 312,

316, 326 peak ground 314 vertical 227, 274, 312

Accelerogram 204, 213, 214 Accelerometers 188 Acoustic link 161 Action, simultaneous 221 Activity, rate of 330 American UBC code 261, 263,

266 Amplification 214 Anelastic damping 304, 308 Annual exceedence probability

347 Annual probability of

acceleration 360, 361 API recommendations 365, 370,

375

409

RP 2A (1979) 370, 371 Apparatus

cyclic triaxial 206 resonant column 207

Area of perception 64 Assessment of risk 318 Asymptotic distribution,

Gumbel's third type 333 Attenuation 199, 312

of intensity 390 of macroseismic intensity

105 of seismic energy 350 of seismic waves 366 laws 309, 325, 348, 385 relationships 367

Average repeat time 361 Axial grabens 40 Axial sedimentation 22

Baltic states 69 Barce, Libya 344 Bayesian statistics 378 BCIS (Bureau Central Internationale

Seismologique at Strasbourg) 320

Belgium 36, 39, 69, 78 Belgian coast 141 Belgian eartquake zone 387 Belgian zone of seismicity 39 Bending zones 22 Benioff zones 18 Beryl Alpha 155, 163, 169

Mobil's platform 165 Beryl hydrophine 167, 168

records 167, 168

410

Beryl seismograph station 164 Beryl seismometer 167, 168

records 167, 168 Beschleunigungs Antwortspektren

395 Block 31/2 236 Block faulting erosion 10 Body-wave magnitude 321, 322 Body waves 56, 304 Brune source model 102 Buchan grabens 24, 31 Building type 330 Bouy instrumentation 165

C14 method 132 Capable fault 27, 282 Carte seismique 116 Cassette tape capsules 183 Castle Hill, Scarborough 69 Catalogue 82, 87 Causative fault zones 19 Causative structure 27 Central graben 4, 7, 20, Ceonozoic North Sea basin

24

10 CFR 100 281 -A 284

Charleston 354 Climate, North Sea, see

North Sea climate Climatological data 143 Clastic influx II Coastal Norway 24 Compression waves, velocity

of 265 Computer program 402 Cone Penetration Test

(Dutch Cone) 278 Cone penetrometer soundings

static 301 Cone resistance 278, 299 Cone tests, static 299 Confidence level 310 Construction criteria 54 Contemporary strain field

49 Continental Europe 97 Continental USA/Canada 97 Control width 282

7

SUBJECT INDEX

Copenhagen 69 Corner frequency 305, 312 Cotidal maps 129 Covariance matrix 351, 353 Crag deposits 291, 292, 293 Crosshole testing 189 Crustal stretching 10 Crustal structure 303 C.S.E.M. (Centre Seismologique

Europe-Mediterraneen) 115, 116,263

Current design techniques 328 Currents 144 Cyclic displacements 221 Cyclic loading procedure 265 Cyclic simple shear tests 191 Cyclic torsional test 191 Cyclic tfiaxial test 191

Damping 208, 219 coefficient 264 ratio 265

Danish trough 4 Data

acquisition 173 base 54,57,81, processing 173 retrieval 158

Davison's (DV) scale Deep fault zones 23 Deformations 219 Denmark 69 Depth

87, 365

334

determinations distributions to the basement

310 379

303 371 Design accelerations

Design criteria 143 standard 144

Design earthquakes 17, 367 Design loads 393 Design spectrum 122, 244 Detection capability 195, 196,

197 Detection threshold 61, 155 Determinations des profondeurs

focales 116 Deterministic analysis 367

SUBJECT INDEX

Deterministic approach 367 Diagram, magnitude-frequency

102 Diapirs 8 Dilatancy 127 Dip-slip 151,305 Displacement 176, 178

analysis 227 controlled 372 maximum surface 325 peak 308, 309 rms 308, 309

Displacements 227, 228, 229, 264, 275, 303, 306

Distribution factor y 268 Dowsing fault zone 21 Ductility 228

factor method 246 Duration 180, 204, 217, 368 Dutch central graben 31 Dutch coast 131, 141 Dynamic computations 264 Dynamic loading 187, 188 Dynamic models 305 Dynamic pile test 190 Dynamic range 174 Dynamic soil resistance 190

Early instrumental era 350 Earth Data Geostore ]56 Earthquake

accidental level 238 accelerations, annual

probability of 360 act1v1t1es II Belgian 262 capabili ty 359 catalogues 349 design 217 design basis 185 depth 199 distribution 54 Ductility Level Event

(DLE) 246 engineering 219 ground motion 220, 231 ground shaking 219 hazard 54, 77, 230 histol'ical 349

intensity 7I law 348 loading 227, 232 loads 371

411

magnitude 64, 321 maximum credible 89, 204,

354, 361 most perceptible 347 operating basis 204, 261 risk 318 risk assessment 17

Earthquakes Agadir, 1960 56 Basel, 1356 98 Brabant Massive 84 Cape Ann 98 catalogues 331 Charleston, SC, 1886 72, 98 Colches ter, 1884 40, 70, 9 I Comrie 70 Doggerbank area, 1931, June 7

21, 22, 41, 53, 61, 69, 71,78,82,91, 115

Duren, 1756, February 18 78,83,84,91,98

England,1580, April 6 38 .. East 69 February 9, 1958 41 February 26, 1575 41 May 21, 1382 37

Fennoscandian 61, 64 frequency of 386 future large 72 Grand Banks of Newfoundland,

near the, 1929, 72, 98 intraplate 306, 349 large 67, 68 large magnitude 324 largest 61, 351, 354 largest known 65, 69 Missouri 72 most significant 53, 66 New Madrid 72, 98, 354 North Sea, 1927 69, 70, 78,

82, 334, 335, 339, 340 Norway, offshore of, 1927

21, 69 west coast, 1927 53

Oslo, 1904, October 23 53,

412

68, 78, 80, 91, 98, 227 Quebec 98 Skaggerak 167, 168 Skopje, 1960 56 St. Lawrence Valley, 1663

72, 98 Tirlemont, 1692, September 18

78, 83, 91 Effective grain size 291 Eigenperiods of oil platforms

304 EI Asnam, Algeria 334 Empirical attenuation laws

328 Emipiral liquefaction

potential analysis 301 EMSC, data 121 Energy dissipation 361 Energy flux 328 Engineering seismotectonic

scheme 15 Environmental factors 371 Environmental forces 220, 231 Environmental loads 221, 229 Epicenter map 74, 90, 103 Epicentral distances 303, 306,

308 Epicentral intensities 332 Epicentres, instrumental

locations of 321 Erdbebenstation Bensberg 385 Erft fault 101 Essex coast 40 Euskirchen 70 Exceedence probability 96 Excess porewater pressures 211 Extensometers 128 Extremal local magnitudes 387 Extreme value distribution 385,

386 Extreme value theory 351

Failed rift features 20 Failure 209 False lineations 121 Far field 305 Fault

breaks 33 creep 323

SUBJECT INDEX

movements 94 reactivation 15, 49, 50 rupture magnitude relation-

ships 15, 24 Faults 284

active 323 inactive 324 of uncertain activity 324 potentially active 324

Fault sizes 55 zone 323

Fennoscandia 62 Fennoscandian uplift 9 Fetch lengths 143 Field

instrumentation 341 investigations 205 measurements 204 studies 332

Fisher-Tippett I (Gumbel) distribution 145

Fixed platform, design of 235 Floating earthquake 368 Flow slides 220 Focal

depths 49, 50, 61, 71, 320, 355, 378, 390

distance R 325 mechanisms 49,

Forced vibrations Forecasts 353 Foundation 221

compliance 327 factor 8, 268 materials 341

50, 108 189

France, nothern 69 French PS 69 code 261, 263,

266, 267, 269, 270 Frequency

content 204, 216, 217 distribution 92 -magnitude, cumulative

statistics 63 -magnitude distribution 61, 91 -magnitude relationships 24,

26, 367 of occurrence of earthquakes 18

Friuli, Italy 334

SUBJECT INDEX

Fundamental periods

Geodynamic data 264 Geological criteria Geological studies Geomorphic features Geophysical surveys Geoseismic map 34 Geotech S500 164

231

19 250

324 220, 250

Geotechnical engineer 219, 220, 262

Geotechnical engineering 203 Geotechnical section 290 Geotechnical studies 250 Geotechnology 311 Germany 69

western part of 78 Ghos t earthquake 1 14 Glacio-eustatic sea-level

fluctuations 11 Graben structure 93 Gravimeters 128, 129, 130 Gravitational sliding 44 Great Britain 69 Great Glen 4

fault 22, 23 Grimsby 69 Ground accelerations

257, 263, 328 Ground displacement Ground motion 173,

357

63, 253,

63, 173 228, 308,

parameters 325, 372 strong deviation of 327

Ground noise 196 Ground velocity 63 Gumbel III 347, 351, 352 Gumbel distribution 386

generalized 388, 389 Gust speed 147 Gusts 144

Hard-wire transmission 184 Hessian graben zone 10] Highland boundary fault 23 High-frequency radiation 322 High-gain electromagnetic

seismographs 59 Historical earthquakes 3, 54

413

Historical records Historical sources Hydrophone 159

58, 94, 331 324

Ice 221 IGS (Institute of Geological

Sciences) 156, 263 Independent seismic unit 78 Induced seismicity 122, 123 Instrumental data 54, 57, 59

retrieval of 332 unification of 332

Instrumental observation 64 Instrumental seismicity 306 Intensity 263, 275, 329. 359,

385 annual probability of 357 attenuation 106, 107, 122 classification 391 coefficient 266

nominal iN 266, 267, 268 -magnitude relationship 82,

87 map of June 7, 1931 381, 382 maximum observed 263 occurrence rate A(~I) 390 of earthquakes 82 scales 82, 87, 332 values 122

Interaction -soil structure 204, 231, 326

Interference 308 Interplate earthquakes 18, 54,

230 Intraplate earthquakes 15, 54,

72, 230 Intraplate tectonics 243 Investigations

field 205 laboratory 206

ISC (International Seismological Centre) 120, 121, 321

Isolines 81 Isomacroseismic map of Belgium

285 Isoseismal radii Isoseismals 70,

areas within model of 401

106 71, 84 379

414

Isoseismic map 78, 81, 85, 87, 262, 263, 338

of Belgium 282 Isostatic updoming 9 Isostatic uplift 8, 9 ISS (International Seismological

Summary) 263, 320

JED (Joint Epicentre Determina­tion) techniques 320

JONSWAP (Joint North Sea Wave Project) 144

Kalkar/SNR-300 391, 394 Kinematic fault model 305 KNMI 143

Laboratory experiments 20 Laboratory-induced shear strain

188 Laboratory instrumentation 314 Laboratory-measured minimum

porosity 299 Laboratory testing 204 Largest possible earthquakes

54 Lateral forces 273 Lateral heterogeneity 312 Late Kimmerian basins 43 Leaky modes 304 Least squares analysis 308 Limit states 239 Lincoln Cathedral 70 Linear trend 121 Liquefaction 212, 216, 250, 251,

255, 275, 276, 277, 278, 289, 291, 294, 311, 313, 366

of granular soils 250 potential 289, 327 potential of granular deposits

252 risk 276, 277, 278 strength 193 structures 26 tests 192

Lisbon earthquake of 1755 81 Listric faults 31 Loading effects 127 Loading spectra 189

SUBJECT INDEX

Load-specific response Local coefficients yf Locally active zones Local magnitude 321

ML 102, 105, 106, scale 71

Local

187 244

18

107

paraseismic codes 263 paraseismic rules 263 soil conditions 326 tectonics 322

Location capability 195, 196, 197 Locked mode approximation 304 Longitudinal waves, velocities of

264 Long-period structures 313 Lower Rhine 35

area 385 graben (or Ruhr graben) 41,

93, 101, 104 Low frequency radiation 322 Low risk problem 368, 371 Lunisolar potential 129 Luxembourg 78

Magnitude-frequency diagram 102, 104

Macroseismic data 54, 57, 332 analysis of 331 calibration of 331 retrieval of 331

Macroseismic intensity 63, 64, 106, 107

Macroseismic load collectives 390, 392, 393

Macroseismic maps 87 Magnitude-frequency recurrence

relationships 322 Magnitudes, maximum credible

351, 366, 367 Magnitudes 67,71,116,262,

305, 306, 325, 333 local 306 M 65, 330 most perceptible 355 upper bound 351, 352, 354

limiting 333 Major faults 68 Marine meteorology 143 Mass density 265

SUBJECT INDEX

Material coefficients ym 241 Material damping 265 Mathematical modelling 398 Maximum credible earthquake, see

Earthquake Maximum earthquakes 26 Maximum intensity 58 Maximum magnitudes 18, 24, 25 Maximum observed intensities

81 Maximum possible magnitude 72 Mean spectrum 109 Mechanical pendulum seismographs

59 Mediterranean basin 81 Meizoseismal area 320 Mercalli-Cancani's (MC) scale

334 Mer du Nord(North Sea) 119 Mer de Norvege (Norwegian Sea)

119 Mexico, Gulf of 305 Micro earthquakes 324 Midland Valley rift 4 Mine inspection 144 Minimum porosity 300

determinations 301 Mittelmeer - Mjose zone 10 Modified Mercalli Scale 58,

63, 334 Monte Carlo technique 390,

391 Montenegro, Yugoslavia 334 Moray Firth fault system 7 MM scale 58, 263 MSK Intensity Scale 1980 78,

82 MSK scale 1964 82 MSK scale 82, 105, 107,263,

338 Multiple detachments 32 Multiple phases 308 Multiples 303 Multiple seafloor seismometers

184

NBK design response spectrum 264

Near-field 308

415

Near-field earthquakes 368 Near-field effects 122 Near-field digital recordings

102 Neotectonic

features movements

27, 32 23

47 processes 22 structural act1v1ty 101

Netherlands 43, 69, 78, 93, 94 Netherlands-Belgium region 70 Netherlands central graben 43 Netherlands earthquakes 94

Bloemendaal-Hillegom, 1850, September 9 94

Haarlem, 1833, December 2 94

Haarlem-Leiden region, 1883, March 17 94

Uden, 1932, November 20 94 Netherlands shelf region 95 Netherlands seismic network 197 Network capability 196 Newmark(1973) spectrum 371 NGSDC earthquake data file 89 Noise 158, 160, 161, 169, 170,

173, 199 ground 196

Non-random distribution 89 North America, eastern 72 North Sea 303

basin 43 climate 144 east central 24 event, 1931, June 7 379 models 304 region 89, 90, 96 seismicity 155 shelf 249 west central 24

Norway 69 coast 68, 115 south of Trondheim 69 west coast 53, 69

Norwegian codes 235 Norwegian Sea 115, 249 Nonvegian trench 249 Norwegian Seismic Array (NORSAR)

59, 60

416

Norwegian shelf part 95 NTNF/NORSAR 60

catalogue 61, 62 Nuclear power plants 220, 221,

281

OBE 284, 286 OBS 310 Ocean bottom seismic instrumen-

tation 183 Ocean bottom seismographs 59 Oceanic tides 127, 129 Oceanographic research 143 Occurrence, frequency of 94 Occurence rates A()M) 386 Offshore constructions 261,

279 Offshore industry Offshore in Norway Offshore North Sea Offshore platforms

lifetime of 371

144 61

area 94 54, 149

Offshore seismic activity 61 Offshore seismographs 158

installations 155 Offshore site stability,

evaluation of 249 Offshore structures 365 Oil platforms 306 Operating basis earthquakes, see

Earthquakes Oslofjord region 68 Oslo rift zone 4, 68 Outer Silver pit fault 21 Out-of-phase motion 221 Overburden pressure 276 Overconsolidation ratio (OCR)

209, 2 10, 2 I 2

Paleoseismicity 15, 27 Paleoseismic data 27 Paleoseismic investigations 26 Paleoseismic techniques 25 Paraseismic codes 265 Partitioned risk 354 Part process statistics 351 Peak acceleration 385, 391 Peak displacements 310 Peak ground acceleration 359 Peak values 306

SUBJECT INDEX

Peak vertical acceleration 311 Peel boundary fault 43, 94, 101 Penetrometer

results 298 tests 291,297

Perceptibility 275, 349, 354, 356

acceleration 355, 356 integrated 357 intensity 355, 356 radii of 332

Pile capacity 190 Pipelines 54 Plastic yielding 221, 314 Platform for deep water 236 Platform instrumentation 165 Plio-pleistocene sand 289 Population density 330 Pore pressure 275, 279 Porosity 206,211

measurement 206 Postglacial movements 47 Postglacial rebound 22 Potential seismic damage 342 Prague formula 341 Precursor 127 Pre-Ludhamian 291 Principia re-assessment of

British seismicity 378, 383

Probability 230 curve of 95

Probabilistic methods 367, 386 Puget Sound (Washington), test

location 184 Pull-apart rifts 31 Pg waves 196 Ph waves 196

Quality factor Q 304 Questionnaire 82, 87

unique 87

Radius of perception 65, 67 Rapid fault slip 24 Rate of sedimentation 44 Reactivated deep faults 27 Reactivated deeper faults 21 Reactivated fault zones 21 Recordings

SUBJECT INDEX

strong motion 325 Recurrence time 96 Refractions 303 Regional 81

stress-field 108 Relative activity 323 Relative hazard 95 Reliability 121 Research projects 230 Resonant column test 191 Response characteristics 184 Response coefficient a 268 Response spectra 108, 109, 189,

235, 243, 264, 343 Rhenish seismoactive zone 102 Rhine- Anglian 24 Rhine area lOS, 106 Rhine graben 20, 21, 22, 31,

35 Dutch/German 20 system 101, 103, 107, 108,

110 Rhine-Rhone rift system 10 Rhine rift system 10 Richter-Kanamori magnitude 56 Richter magnitude 56 Rifting 4 Risk 33

curve 370 estimation model 398 of liquefaction 261 prediction of 330

RMS (root-mean-square) average 306

Rossi-Forel (RF) scale 334 Ruhr Valley graben 43 Rupture dimensions 24 Rupture, length of 325

Safe Shutdown 261, 368, 393 Safety earthquakes 17 Salt domes 4 Salt-induced tectonic 8 Sample disturbance 231 Sand relative density 253 Scaling functions 303 Scaling law 306 Scandinavia, southern 61, 69 Scarborough 69 Scotland 69

417

Sea-bed instrumentation 164 seismometer 169

Sea-bed sensors 155 Sea-bottom seismographs 199 Sea-bottom seismometers 22, 183,

199 Sea level

curves 131 eustatic 132 mean 131, I ff1, 144 relative rise 131 rise 132

Seaquakes 149, 150,220,221, 231, 232

Seasonal bias 196 Seawaves 221 Sedimentary cover 303 Sedimentary layers 213, 214,

304 Sedimentary loading 11 Sedimentation rates II Sediments

compactness of 304 unconsolidated 308

Seismic absorption 350 Seismic accelerations 96 Seismic acoustic shock waves

149 Seismic activity 3, 59, 77 Seismic data 366

acquisition ISS base 16

Seismic design 219, 228, 230, 232

criteria 359 Seismic forces, lateral 271 Seismic hazard 55, 89, ISS,

318, 319, 341 analysis 105, 107, 377

Seismici ty 10, 53, 59, 77, 89, 113,330

maps 60, 62. 115 relative 92

Seismic marker 32 Seismic moments 305, 306, 322,

341, 379 Mo 102, lOS

Seismic movement 132 Seismic refraction 264

tests 264

418

Seismic regions 96 Seismic risk 78, 203, 230, 242,

317, 347, 348 analysis 351 assessment 15, 365 estimation 397

Seismic sea-waves 81 Seismic source 32 Seismoactive zone, Brabant

or Belgium 102 Seismogram frequency analysis

379 Seismograph network 156, 158

U.K. 157 Seismological data, historical

330 Seismological instrumentation

27 Seismological research, cost of

123 Seismotectonic chart Seismotectonic data Seismotectonic map Seismotectonic model

349

87 361

12 32, 348,

Seismotectonic province boundaries 18

Seismotectonic provinces 17, 24, 27

Seismotectonic regime 20 Seismotectonic regionalization

368 Seismotectonics 15 Seismotectonic scheme 16 Sequence of earthquakes 398,

399, 402 Shaking table 276 Shear dynamic test 276 Shear modulus 189, 190, 208,

210, 228, 264, 265 Shear strain 265 Shear waves, velocity of 265 Shetland Islands 24. 69 Ships 221 Shocks, relative numbers of 92 Signal duration 303, 308 Simple shear tests 228 Sirch, Iran 334 Site

conditions 325

SUBJECT INDEX

intensities 391 investigations 231 specific response spectra

391. 393 Slope stability 250

infinite 254 Soil 207

amplification 314 effects 63

and structure behaviour 187 deformational properties of

208 dynamics 262, 327 foundations 219 induced shear strain 188 mechanics 219, 311, 262 profile 213 -structure interaction 235

Sole pit inversion 21 Sole pit region 41 Solid body tide 129 Solid earth tides 129 Source

depths 306, 308 model 305 radius 305

Spectra 230, 231 SPT (Standard Penetration Test)

see Tests SSE 28~286 Stability 219

of level sites 250 Standard buildings 263 Standardized response spectrum

371 Standard seafloor system confi­

guration 184 Static cone penetrometer tests

see Tests Static-SOil mechanics 341 Statistics, extreme value 347 Sticklepath-Lustleigh fault 37 Stifness 219, 227 Storm surges 144 Strains 227 Strength 207 Strength Level Event (SLE) 246 Stress drop 305 Stress fields 33 Stresses 305

SUBJECT INDEX

Stress-strain characteristics 189

Strike-slip 151

Temperatures air 144 sea 144

419

source 305 Tensional intraplate tectonics Strong ground motion 303 Strong motion attenuation 122 Strong motion data 173, 178,

180,325,377 Strong motion recorders 173 Structural deflection 372

102 Tertiary 43 Tertiary faulting 15 Tertiary inversion 31 Tests

ASTM-DI566 278 Structures cone-penetration 205

high frequency 122 cyclic triaxial 212 long period 122 resonant column 208 ship 149 SPT (Standard Penetration

Sub-crustal erosion 32 Test) 205, 278, 294 Submarine slope failures 252 Theoretical seismograms 304, 306 Submarine slides 232, 252 Thermal subsidence 32 Subsidence mechanism 10 Threshold of detection 199 Subsidence rates 11 Tidal amplitude 132 Suffolk coast 289 Tidal clock 151 Surface buoy 162 Tidal deformations 127 Surface faulting 230, 323 Tidal difference 141 Surface-wave magnitude 325 Tidal gauges 131 Surface-wave modes 304 Tidal gradients 151 Surface wavps 56, 196, 303, 306, Tidal heights 144

322 Tidal research 127 Surveys Tidal stresses 127

cross-hole 205 Tidal waves 128 down-hole 205 Tilting 132 reflection 205 Tiltmeters 128 refraction 205 Time histories 235 up-hole 205 Total damage 344

S-velocity 305 Total seismic risk 397 SWAMP (Sea Wave Modelling Project) Transmittal of data acoustically

144 183 S-wave spectra 102 Swarte Bank fault zones 21 Swarte Bank Hinge zone 21 Sweden 69

Tectonic elements 32, 34 Tectonic evolution 110 Tectonic features 65 Tectonic map 66 Tectonic model 349 Tectonic province 282 Tectonics 3

of the North Sea basin 3 Tectonic stress field 108 Tectonic stresses 17

Transversal waves, velocities of 264

Triggering 127 Trough faults 40 Tsunamis, map of 81, Tyrrell's intensities

U.K. shelf region 95 Uniform Building Code

273

85 339

268, 272,

Uniformity coefficients 297", 299

Unique questionnaire 87 Unloading of ice 9 Upper Rhine graben 101

420

u.s. central and eastern 354 regulations 281

nuclear 281 western 303, 310

Velocity 173, 176, 178, 264, 275

Vibratory densification 299 Viking graben 4, 7; 20, 21, 22,

24, 31 Volcanism 4, 10 Vulnerability 318, 328, 341

Water depths Water level

mean high mean low

Wave

143, 144

132, 141 132, 141

climate 145 study 145

groups 145 height 145

extreme 145 storm 145

heights 143 periods 145 steepness 145

Wavelengths 308 Waves 143, 144

numerical models 144, 145 Wide-angle reflections 303 Wind 143, 221

climate 143 speed 143, 144

Wolstonian 291 Wood-Anderson seismograph 321 Wrench faulting 4

Young's modulus 189, 190, 208

Zeebrugge 279

SUBJECT INDEX