Liquefaction vulnerability study

Tonkin and Taylor (2013) Liquefaction vulnerability study, Tonkin and Taylor Report 52020.0200/v1.0. February 2013. 52 pages and 14 appendices.

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Appendices to Report 52020.0200/v1.0	A4 Document		with A3 Maps
	PDF Link	Size	PDF Link	Size
Figures	Appendix A	(33 MB)	Individual figures
CPT Liquefaction triggering method and multiple earthquake modelling	Appendix B	(0.4 MB)	Appendix B (0.5 MB)
Groundwater modelling methodology	Appendix C	(5.8 MB)	Individual figures
Individual CPT analyses	Appendix D	(1.7 MB)	Appendix D (not archived)(5.5 MB)
Interpolation	Appendix E	(1.9 MB)	Appendix E (6.4 MB)
Earthquakes - maps	Appendix F	(42 MB)	Individual figures
Main earthquakes - graphs and analysis	Appendix G	(4.0 MB)	Individual figures
Calculated settlement indicator maps	Appendix H	(12 MB)	Individual figures
LSN Maps	Appendix I	(6.6 MB)	Individual figures
Calculated settlement indicator and LSN graphs	Appendix J	(1.5 MB)	Appendix J (2.1 MB)
Observed Liquefaction performance at approximately 100 year PGA	Appendix K	(3.1 MB)	Appendix K (5.2 MB)
Groundwater sensitivity	Appendix L	(14. MB)	Individual figures
Avonside study area – lateral spreading	Appendix M	(11 MB)	Individual figures
LSN Examples	Appendix N	(8.8 MB)	Appendix N (12 MB)

The A4 document links in the table above display PDF documents with compressed images (to reduce file sizes). Links are also provided for uncompressed PDF documents for the smaller appendices (some of these have A3-sized maps). Higher quality and A3 versions of the remaining 207 figures are individually tabulated below. (All individual figures are less than 6 MB and 3/4 are less than 2 MB).

Appendix A: Figures
Figure or Map		Link
Earthquake Epicentres Map		Figure A1
Land Observation Categories		Figure A2
Liquefaction and Lateral Spreading Observation Map	- Post Sept 2010	Figure A3
	- Post Feb 2011	Figure A4
	- Post April 2011	Figure A5
	- Post June (Event A) 2011	Figure A6
	- Post June (Event B) 2011	Figure A7
	- Post Dec (Event B) 2011	Figure A8
Foundation Damage Observation Categories		Figure A9
Observed Foundation Damage Map	- Post Sept 2010 to Pre Feb 2011	Figure A10
	- Post Feb 2011 to Post June 2011	Figure A11
	- Post June 2011 to Post Dec 2011	Figure A12
	- Post Dec 2011 to Present	Figure A13
	- Worst Recorded Damage between Sept 2010 to Present	Figure A14
LiDAR Elevation and Verification Map	- Pre Sept 2010	Figure A15
	- Post Sept 2010	Figure A16
	- Post Feb 2011	Figure A17
	- Post June 2011	Figure A18
	- Post Dec 2011	Figure A19
Earthquake Related Elevation Change Map	- Pre Sept 2010 to Post Sept 2010	Figure A20
	- Pre Sept 2010 to Post Feb 2010	Figure A21
	- Pre Sept 2010 to Post June 2011	Figure A22
	- Pre Sept 2010 to Post Dec 2011	Figure A23
Tectonic Elevation Related Change Map	- Pre Sept 2010 to Post Sept 2010	Figure A24
	- Pre Sept 2010 to Post Feb 2010	Figure A25
	- Pre Sept 2010 to Post June 2011	Figure A26
	- Pre Sept 2010 to Post Dec 2011	Figure A27
Liquefaction Related Elevation Change Map	- Pre Sept 2010 to Post Sept 2010	Figure A28
	- Pre Sept 2010 to Post Feb 2010	Figure A29
	- Pre Sept 2010 to Post June 2011	Figure A30
	- Pre Sept 2010 to Post Dec 2011	Figure A31
Horizontal Movement Vectors (Observed & Tectonic)	- Pre Sept 2010 to post Dec 2011	Figure A32
Horizontal Movement Vectors (Resultant & Cracks)	- Pre Sept 2010 to post Dec 2011	Figure A33
Observed Ground Crack Locations Map	- post Sept 2010	Figure A34
	- post Feb 2011	Figure A35
Spacial Distribution of CPT used in the Liquefaction Vulnerablity Study		Figure A36
Selected CPT & Borehole Pairs Map		Figure A37
Apparent Fines Content with Depth Plots		Figure A38
Cumulative Thickness of Material with Ic > 2.6 (top 10m) Map		Figure A39
Cumulative Thickness of Material with Ic > 2.6 (top 5m) Map		Figure A40
Effect of Soil Unit Weight on LSN, Cumulative Thickness of Liquefying Material & LPI Plots		Figure A41
Factor of Safety with Depth Plots - SLS PGA response		Figure A42
Factor of Safety with Depth Plots - ULS PGA response		Figure A43
Cumulative Thickness of Liquefying Material & Non-liquefying Crust Thickness Overlaid on Ishihara Plot		Figure A44
Key - Box Plots, Land Damage Category, Dwelling Damage Category		Figure A45
Crust Thickness correlated with Oberserved Land Damage for UoC and Cornell PGA		Figure A46
Crust Thickness correlated with Dwelling Damage Category for UoC and Cornell PGA		Figure A47
Photos of Typical Land Damage between LSN 0 - 30 Bands		Figure A48
Photos of Typical Land Damage between LSN 30 - 50+ Bands		Figure A49

Appendix C: Groundwater modelling methodology
Figure or Map		Link
Groundwater Levels and Monitoring Well Locations	- Post Dec 2011 Median Model	Figure C1
	- September 2010	Figure C3
	- February 2011	Figure C5
	- June 2011	Figure C7
	- December 2011	Figure C9
Depth to Ground water (25m Grid)	- Post Dec 2011 Median Model	Figure C2
	- September 2010	Figure C4
	- February 2011	Figure C6
	- June 2011	Figure C8
	- December 2011	Figure C10

Appendix F: Earthquakes - maps
Event	Map	Map Links	PGA Source
			UoC	Cornell
Sept 2010	- Depth to Groundwater Map	Figure F1
	- Seismicity Contour Map		Figure F2	Figure F6
	- Calculated Settlement Map		Figure F3	Figure F7
	- LPI Map		Figure F4	Figure F8
	- LSN Map		Figure F5	Figure F9
Feb 2011	- Depth to Groundwater Map	Figure F10
	- Seismicity Contour Map		Figure F11	Figure F15
	- Calculated Settlement Map		Figure F12	Figure F16
	- LPI Map		Figure F13	Figure F17
	- LSN Map		Figure F14	Figure F18
Apr 2011	- Depth to Groundwater Map	Figure F19
	- Seismicity Contour Map		Figure F20	Figure F24
	- Calculated Settlement Map		Figure F21	Figure F25
	- LPI Map		Figure F22	Figure F26
	- LSN Map		Figure F23	Figure F27
June A 2011	- Depth to Groundwater Map	Figure F28
	- Seismicity Contour Map		Figure F29	Figure F33
	- Calculated Settlement Map		Figure F30	Figure F34
	- LPI Map		Figure F31	Figure F35
	- LSN Map		Figure F32	Figure F36
June 2011 (combined)	- Depth to Groundwater Map	Figure F37
	- Seismicity Contour Map		Figure F38	Figure F42
	- Calculated Settlement Map		Figure F39	Figure F43
	- LPI Map		Figure F40	Figure F44
	- LSN Map		Figure F41	Figure F45
Dec 2011 (combined)	- Depth to Groundwater Map	Figure F46
	- Seismicity Contour Map		Figure F47	Figure F51
	- Calculated Settlement Map		Figure F48	Figure F52
	- LPI Map		Figure F49	Figure F53
	- LSN Map		Figure F50	Figure F54

Appendix G: Main earthquakes - graphs and analysis
Map	Map Type	Map Links	PGA Source
			UoC	Cornell
Land and Dwelling Damage Correlations	- Bubble Plot	Figure G1
Earthquake Related Elevation Change - Incremental	- Cumulative Frequency	Figure G2
Earthquake Related Elevation Change - Cumulative	- Cumulative Frequency	Figure G3
Relationship Between Calculated Settlement Indicator and Liquefaction Related Elevation Change	- Scatterplot		Figure G4	Figure G5
Calculated Settlement Indicator	- Box and Whisker		Figure G6	Figure G8
	- Cumulative Frequency		Figure G7	Figure G9
Liquefaction Potential Index (LPI)	- Box and Whisker		Figure G10	Figure G12
	- Cumulative Frequency		Figure G11	Figure G13
Liquefaction Settlement Number (LSN)	- Box and Whisker		Figure G14	Figure G16
	- Cumulative Frequency		Figure G15	Figure G17
Worst Dwelling Damage Category vs. Maximum Calculated Parameter	- Box and Whisker	Figure G18
	- Cumulative Frequency	Figure G19

Appendix H: Calculated settlement indicator maps
Map	PGA	Earthquake Magnitude
	(g)	M6	M7.5
Calculated Settlement Indicator based on Median Groundwater	0.08	Figure H1	Figure H10
	0.10	Figure H2	Figure H11
	0.13	Figure H3	Figure H12
	0.15	Figure H4	Figure H13
	0.18	Figure H5	Figure H14
	0.22	Figure H6	Figure H15
	0.27	Figure H7	Figure H16
	0.35	Figure H8	Figure H17
	0.40	Figure H9	Figure H18
Appendix I: LSN Maps
Map	PGA	Earthquake Magnitude
	(g)	M6	M7.5
LSN based on Median Groundwater	0.08	Figure I1	Figure I10
	0.10	Figure I2	Figure I11
	0.13	Figure I3	Figure I12
	0.15	Figure I4	Figure I13
	0.18	Figure I5	Figure I14
	0.22	Figure I6	Figure I15
	0.27	Figure I7	Figure I16
	0.35	Figure I8	Figure I17
	0.40	Figure I9	Figure I18

Appendix L: Groundwater sensitivity
Map	Event		PGA	Groundwater Depth
	Magnitude		(g)	20% below		Median	20% above
Calculated Settlement Indicator:	M7.5		0.13	Figure L1		Figure L2	Figure L3
	M7.5		0.22	Figure L4		Figure L5	Figure L6
	M7.5		0.35	Figure L7		Figure L8	Figure L9
LSN:	M7.5		0.13	Figure L14		Figure L15	Figure L16
	M7.5		0.22	Figure L17		Figure L18	Figure L19
	M7.5		0.35	Figure L20		Figure L21	Figure L22
Appendix L: Response from a ± 20% Change in Depth to Groundwater
Map							Map Link
Calculated Settlement Indicator		- Technical Category			- Cumulative Frequency		Figure L10
					- Box and Whisker		Figure L11
		- Observed Vulnerability Index			- Cumulative Frequency		Figure L12
					- Box and Whisker		Figure L13
LSN		- Technical Category			- Cumulative Frequency		Figure L23
					- Box and Whisker		Figure L24
		- Observed Vulnerability Index			- Cumulative Frequency		Figure L25
					- Box and Whisker		Figure L26

Appendix M: Avonside study area – lateral spreading
Map		Map Link	PGA Source
			UoC	Cornell
Observed Foundation Damage	- Worst Recorded Damage between Sept 2010 to Present	Figure M1
LiDAR Elevation	- Pre Sept 2010	Figure M2
Liquefaction Related Elevation Change	- Pre Sept 2010 to Post Sept 2010	Figure M3
	- Pre Sept 2010 to Post Feb 2011	Figure M4
	- Pre Sept 2010 to Post June 2011	Figure M5
Horizontal Movement Vectors	- Pre Sept 2010 to Post Dec 2011	Figure M6
Horizontal Movement Vectors and Cracking Locations	- Pre Sept 2010 to Post Dec 2011	Figure M7
LSN	- September 2010		Figure M8	Figure M11
	- February 2011		Figure M9	Figure M12
	- June 2011		Figure M10	Figure M13