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CALCULATION OF WEIGHTED AVERAGE 2008 NGA MODELS: by Linda Al Afik,PEER,Sep,2019,I alik@b01keley.edu ' Fault Name: Great Valley Segment 7 This Excel file calculates the weighted average of the natural logarithm of the spectral values from the NGA models NGA Model: AS08 BA08 CB08 CY08 108 Weight: AS08:Abrahamson&Silva 2008 NGA Model BA08;Boore 8 Atkinson 2008 NGA Model C808:Campbell&Bozorgma 2008 NGA Model CY08:Chiou&Youngs 2008 NGA Model 108:Idriss 2008 NGA Model Explanatory Variables Geometric Mean Horizontal Component GMP T(s) SA Median SA Median+Nn SA Median-Na SD Median 6%-Damped Pseudo-Absolute Accemration Response Spectrum 6.90 PSA(g) 0.010 5.594E-01 9.728E-01 3.217E-01 1.389E-03 to ' SD(cm) 0.020 5.723E-01 9.948E-01 3.292E-01 5.682E-03 R Run(km) 0.030 6.083E-01 1.063E+00 3.482E-01 1.359E-02 7.10 0.050 6.739E-01 1.171E+00 3.877E-01 4.182E-02 0.075 8.114E-01 1.414E+00 4.656E-01 1.133E-01 1 Rae(km) 0.10 9.692E-01 1.707E+00 5.502E-01 2.406E-01 1.20 0.15 1.236E+00 2.240E+00 6.819E-01 6.903E-01 77 0.20 1.340E+00 2.491E+00 7.203E-01 1.330E+00 0 Ik Rx(km) 025 1.292E+00 2.413E+00 6.922E-01 2.005E+00 e 0.1 120 0.30 1.189E*00 2.230E+00 6.342E-01 2.651E+00 0.40 9.783E-01 1.843E+00 5.192E-01 3.886E+00 U 0.50 7.767E-01 1.471E+00 4.102E-01 4.820E+00 0 0.75 4.772E-01 9.098E-01 2.502E-01 6.663E+00 $, 1 1.0 3.271E-01 6.273E-01 1.705E-01 8.119E+00 H a.ot Fay 1.5 1.754E-01 3.381E-01 9.101E-02 9.798E+00 1 2.0 1.104E-01 2.138E-01 5.705E-02 1.097E+01 3.0 5.571E-02 1.084E-01 2.=863E-02 1..245E+01 FN4.0 3.347E-02 6.535E-02 1:714E-02 1329E+01 0.001 O.01 e.t 1 10 0 5.0 2.282E-02 4.476E-02 1.143E-02 1.404E+01 _v.s.. Period(a) - w 7.5 1.181E-02 2.403E-02 5.609E-03 1650E+01 FRw 10.0 6.646E-03 1.378E-02 3.204E-03 1.650E+01 1 Z roR(km) PGA(g) 0 9.673E-01 3.190E-01 ' 7.00 PGV lots) 4 3.794E+01 6.682E+01 2.155E+01 6 15 Vs30(m"ec) 1760 F Me.:�,oa 0 1 DEFAULT DEFINITION OF PARAMETERS: Z z,s(km) N =Number of standard deviations to be considered in the calculations DEFA PSA =Pseudo-absolute acceleration response spectrum(g;5%damping) PGA =Peak ground acceleretion(g) W(km)' PGV =Peak ground velocity(cmis) 1 10.04 SD =Relative displacement response spectrum(cm;5%damping) Moment magnitude Fes =Closest distance to coseismic rupture(km),used in AS08,CB08 and CY08.See Figures a,b and c for illustation 0 =Closest distance to surface projection of coseismic rupture(km).See Figures a,b and c for illustation =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 HW Taper U =Unspecified-mechanism factor.1 for unspecified;0 otherwise,used in BA08 1 =Reverse-faulting factor:0 for strike slip,normal,normal-oblique;1 for reverse,reverse-oblique and thrust =Normal-faulting factor:0 for strike slip,reverse,reverse-oblique,thrust and normal-oblique;1 for normal =Hanging-wall factor:1 for site on down-dip side oftop of rupture;0 otherwise,used in ASO8 and CY08 =Depth to top of coseismic rupture(km),used in AS08,CB08 and CY08 =Average dip of rupture plane(degrees),used in AS08,CB08 and CY08 =Average shear-wave velocity in top 30m of site profile 1 =Vs30 Factor:1 if VS30 is measured,0 if Vs30 is inferred,used in ASO8 and CY08 =Depth to 1.0 knvsec velocity horizon(m),used in AS08 and CY08.Enter"DEFAUUr'in order to use the default values or enter your site specific number Zzs =Depth of 2.5 km/s shear-wave velocity horizon(km),used in C808.Enter"DEFAULT"in order to use the default value or enter your site specific number ' =Fault rupture width(km),used in ASO8 =Aftershock factor 0 for mainshock 1 for aftershock used In AS08 and CY08 =To choose the hanging wall taper to be used in ASOB.Enter 0 to use the hanging wall taper as published in Abrahamson and Silva(2008), or enter 1 to use the revised hanging wall taper suggested by Norm Abrahamson i 1 1 1