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by Linda Al Atik, PEER - Sep, 2009 - l_atik@berkeley.edu <br />Fault Name:Mount Diablo <br />This Excel file calculates the weighted average of the natural logarithm of the spectral values from the NGA models <br />NGA Model:AS08 BA08 CB08 CY08 I08 <br />Weight:100 0 0 <br />N 0.5 <br />Explanatory Variables <br />M GMP T (s) SA Median SA Median + N.σ SA Median - N.σ SD Median <br />6.70 PSA (g) 0.010 7.634E-02 1.014E-01 5.748E-02 1.895E-04 <br />SD (cm) 0.020 7.649E-02 1.016E-01 5.760E-02 7.595E-04 <br />R RUP (km)0.030 7.763E-02 1.036E-01 5.814E-02 1.734E-03 <br />76.00 0.050 8.112E-02 1.089E-01 6.044E-02 5.034E-03 <br />0.075 9.344E-02 1.259E-01 6.935E-02 1.305E-02 <br />R JB (km)0.10 1.100E-01 1.486E-01 8.135E-02 2.730E-02 <br />74.31 0.15 1.478E-01 2.010E-01 1.086E-01 8.254E-02 <br />0.20 1.764E-01 2.409E-01 1.292E-01 1.752E-01 <br />R X (km)0.25 1.936E-01 2.653E-01 1.412E-01 3.003E-01 <br />84.55 0.30 1.902E-01 2.615E-01 1.383E-01 4.249E-01 <br />0.40 1.703E-01 2.351E-01 1.233E-01 6.763E-01 <br />U 0.50 1.423E-01 1.971E-01 1.028E-01 8.833E-01 <br />0 0.75 9.380E-02 1.302E-01 6.760E-02 1.310E+00 <br />1.0 6.649E-02 9.242E-02 4.784E-02 1.651E+00 <br />F RV 1.5 3.672E-02 5.111E-02 2.637E-02 2.051E+00 <br />1 2.0 2.276E-02 3.174E-02 1.633E-02 2.260E+00 <br />3.0 1.153E-02 1.611E-02 8.261E-03 2.577E+00 <br />F NM 4.0 6.977E-03 9.753E-03 4.991E-03 2.771E+00 <br />0 5.0 4.674E-03 6.570E-03 3.324E-03 2.900E+00 <br />7.5 2.169E-03 3.092E-03 1.521E-03 3.029E+00 <br />F HW 10.0 1.201E-03 1.730E-03 8.341E-04 2.982E+00 <br />1 <br />Z TOR (km)PGA (g) 0 0.0758 0.1009 5.696E-02 <br />8.00 PGV (c/s) -1 6.613E+00 8.849E+00 4.942E+00 <br /> δ <br />38 <br />V S30 (m/sec) <br />455 <br />F Measured <br />0 <br />Z 1.0 (m) <br />DEFAULT DEFINITION OF PARAMETERS: <br />Z 2.5 (km)N = Number of standard deviations to be considered in the calculations <br />DEFAULT PSA = Pseudo-absolute acceleration response spectrum (g; 5% damping) <br /> PGA = Peak ground acceleration (g) <br />W (km) PGV = Peak ground velocity (cm/s) <br />12.9442 SD = Relative displacement response spectrum (cm; 5% damping) <br /> M = Moment magnitude <br />F AS R RUP = Closest distance to coseismic rupture (km), used in AS08, CB08 and CY08. See Figures a, b and c for illustation <br />0 R JB = Closest distance to surface projection of coseismic rupture (km). See Figures a, b and c for illustation <br /> R X = Horizontal distance from top of rupture measured perpendicular to fault strike (km), used in AS08 and CY08. See Figures a, b and c for illustation <br />HW Taper U = Unspecified-mechanism factor: 1 for unspecified; 0 otherwise, used in BA08 <br />0 F RV = Reverse-faulting factor: 0 for strike slip, normal, normal-oblique; 1 for reverse, reverse-oblique and thrust <br /> F N = Normal-faulting factor: 0 for strike slip, reverse, reverse-oblique, thrust and normal-oblique; 1 for normal <br /> F HW = Hanging-wall factor: 1 for site on down-dip side of top of rupture; 0 otherwise, used in AS08 and CY08 <br /> Z TOR = Depth to top of coseismic rupture (km), used in AS08, CB08 and CY08 <br /> δ = Average dip of rupture plane (degrees), used in AS08, CB08 and CY08 <br /> V S 30 = Average shear-wave velocity in top 30m of site profile <br /> F Measured = Vs30 Factor: 1 if VS30 is measured, 0 if Vs30 is inferred, used in AS08 and CY08 <br /> Z 1.0 = Depth to 1.0 km/sec velocity horizon (m), used in AS08 and CY08. Enter "DEFAULT" in order to use the default values or enter your <br /> site specific number <br /> Z 2.5 = Depth of 2.5 km/s shear-wave velocity horizon (km), used in CB08. Enter "DEFAULT" in order to use the default value or enter your <br /> site specific number <br /> W = Fault rupture width (km), used in AS08 <br /> F AS = Aftershock factor: 0 for mainshock; 1 for aftershock, used in AS08 and CY08 <br />HW Taper = To choose the hanging wall taper to be used in AS08. Enter 0 to use the hanging wall taper as published in Abrahamson and Silva (2008), <br /> or enter 1 to use the revised hanging wall taper suggested by Norm Abrahamson <br />Geometric Mean Horizontal Component <br />CALCULATION OF WEIGHTED AVERAGE 2008 NGA MODELS: <br />AS08: Abrahamson & Silva 2008 NGA Model <br />BA08: Boore & Atkinson 2008 NGA Model <br />CB08: Campbell & Bozorgnia 2008 NGA Model <br />CY08: Chiou & Youngs 2008 NGA Model <br />I08: Idriss 2008 NGA Model <br />0.001 <br />0.01 <br />0.1 <br />1 <br />10 <br />0.01 0.1 1 10Spectral Acceleration)Period (s) <br />5%-Damped Pseudo-Absolute Acceleration Response Spectrum <br />Median Median + N.σ Median - N.σ