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6.2.1.6 Specijic attenuation jactors •••••••••••••••••••• 6.2.2 Geophysical constraints on seismic models and range oj appl icabi I i ty ••• 6.2.2.1 BGS site model 6.2.2.2 Tentsmuir hard rock site model 7. The data ..................................................... 7. I DATA FORMAT ••......... 7.2 DISPLAY OF THE DATA 7.3 PREPROCESSING OF THE DATA FILES •. 7.3. I Despiking •••••• 7.3.2 Ze ro i ng •• 7.3.3 Low gain •• 7.4 PRELIMINARY ANALYSIS 7.4. I 7.4.2 7.4.3 Travel time determinations. Amplitude determinations ••• Magni tude At .............. . 8. Discussion •••••••••••..• . .................................. . 8.1 MAJOR CHARACTERISTICS OF THE ACOUSTIC AND SEISMIC VAVEFORMS 8.2 OBSERVED SHOCK VAVE AMPLITUDE: EFFICIENCY OF THE SOURCE 9. Conclusion . ...................................................... . Acknowledgements References •••••• Tables Figures Appendi ces: ............................................... . Appendix A: Planned schedule for the LORASVAP experiment Appendix B: Log of deployment of sea bed instruments 1: BGS sea-bottom package 22:Sep:1987 2: Redeployment of Pusses 27-28:Sep:1987 Appendix C: Syledis determination of site locations at the final (second) deployment ....... . ....... 1: Shot point ...... . ..... 2: PUSSes .......... Appendix D: Appendix E: 3: BGS/ARE listening site . . . . . . . . . . . . ...... Models for computer simulations 1: Acoustic 2: Seismic Data inventory 1: List of sites known to have detected the 4500lb explosion 2: Inventory of PUSS data from 4500lb and 900lb explosions Appendix F: Display of the data 1: whole record 2: acoustic arrivals 3: seismic arrivals if . .. 35 35 37 37 38 38 39 39 39 40 40 40 40 41 41 42 42 42 44 45 46 52 72 101 101 103 103 105 112 112 114 117 119 120 121 127 127 129 133 135 150 168
Appendix G: Picking list for travel time determinations ..•••••.•.•. 183 Appendix H: Photographic record of the experiment ••••••••••......•. 190 1: Photograph Captions ................................. 190 2: Plates .............................................. 192 iii
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Page 13 and 14: Figures Fig. 2.1 Fig. 2.2 Fig. 2.3
Page 15: Fig. 7.3 Plot of travel time agains
Page 19 and 20: I,on.!: rC/ngc s/roc/.. II'(/\'CS /
Page 21 and 22: ,(//lg rallge s/roc/.. 11'111'(',\
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Long range shock waves from a large
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Acknovledgeaents For producing the
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Hamilton, E.L., 1980. Geoacoustic m
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Newmark, R., 1984. Tables of ground
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Table 2.1 Proposed spacing for inst
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Overall length standoff at surface
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Table 3.3 VHS - SPECIFICATIONS Hydr
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Table 3.5 Calibration of Pull Up Sh
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series Solid Geology. 3: Dunbar she
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01 01 Table 5.1 Explosion shot time
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(a) fname Table 7.1 Header block co
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Table 8.1 Comparison of measured ex
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Step 1 GEMINI takes 55Kg weight att
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90 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
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Appendix A: Proposed schedule for L
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16:47:00 16:47:20 16:47:30 16:47:34
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08:12:45 08:12:50 08:13:00 08: 13:2
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PUSS 3 (INSTRUMENT 11) REDEPLOYED 2
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PUSS 6 (INSTRUMENT 14) REDEPLOYED 2
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Appendix C: Locations of sites at s
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(2) PUSS LOCATIONS SITE 1 (PUSS 2)
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Fix: 56°42.810N aN = .001N +1 m 01
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Appendix D: MODELS FOR COMPUTER SIM
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.... N Table D2 Paraaeters of preli
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(c) Permanent land stations with a
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4 13 5 14 Hydr. z x y Hydr. z x y R
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5 14 Hydr. Z X y Hydr. z X y First
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F.3.9 PUSS 10 at 9.982 km, 9001b sh
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I-' W en Fig. F.1.2 PUSS 11. RANGE=
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.... w
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.... t Fig. F .1.10 PUSS 11, RANGE=
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.... (JI .... Fig. F.2.2 PUSS 11. R
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I-' U1 CD Fig. F.2.1O PUSS 10, RANG
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.... m I\) Fig. F.2.13 PUSS 13, RAN
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Fig. F.2.16 BGS Sea Vertical Hydrop
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I-' -oJ w Fig. F.3.6 BGS Sea Bottom
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I-' ()) 0 Fig. F.3.13 BGS Sea Botto
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.... (J) 0 Fig. F.3.13 BGS Sea Bott
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Start of record = 11:52:05.0 Filena
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Start of record = 15:22:05.0 Filena
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BGS VHS Start of record = 11:53:13.
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Plate 16 Plate 17 Plate 18 Plate 19
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Plate 4 Plate 5 Plate 6
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Plata 10 Plate 1 1 Plate 12
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Plate 16 Plate 17 Plate 18
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Plate 22 Plate 23
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Plate 28 Plate 26
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