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Agreement INGV-DPC 2007-2009 Project S4: ITALIAN STRONG MOTION DATA BASE TASK 3 Site characterization with surface waves methods RU8-GFZ in cooperation.

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Presentation on theme: "Agreement INGV-DPC 2007-2009 Project S4: ITALIAN STRONG MOTION DATA BASE TASK 3 Site characterization with surface waves methods RU8-GFZ in cooperation."— Presentation transcript:

1 Agreement INGV-DPC Project S4: ITALIAN STRONG MOTION DATA BASE TASK 3 Site characterization with surface waves methods RU8-GFZ in cooperation with RU1-MiPv & RU5-Unibas Siena meeting, April 2010

2 EDL 24bit + Mark L4C-3D 1Hz The instrumentation Example of array 2D

3 ESAC (Aki, 1957) FK (Lacoss et al., 1969; Capon, 1969) Rayleigh waves dispersion curve HVSR + (Nogoshi and Igarashi 1971, Nakamura, 1989) (Parolai et al. 2005) Joint Inversion (GA) S-waves velocity profile Just a summary of the methods...

4 SiteStation Code NorciaNRZI Grumento Nuova GRM Sant ArcangeloSNA LagonegroLGN CattolicaCTL ArgentaARG FaenzaFAZ ModenaMDN NovellaraNVL BevagnaBVG BazzanoBZZ OnnaONNA 12 Investigated sites

5 VS30 = 557 m/s NRZI - NORCIA RAN f0 = 0.72 Hz

6 GRM – Grumento Nova VS30 = 282 m/s ca.100 m RAN f0 = 0.59 Hz

7 ca.100 m SNA – SantArcangelo VS30 = 419 m/s RAN f0 = 0.34 Hz

8 LGN – Lagonegro VS30 = 451 m/s RAN

9 CTL - Cattolica VS30 = 208 m/s RAN ca.250 m f0 = 1.16 Hz

10 ARG - Argenta VS30 = 170 m/s RAN f1 = 0.98 Hz f0 = 0.34 Hz

11 FAZ - FAENZA VS30 = 292 m/s RAN ca.70 m

12 MDN - Modena VS30 = 212 m/s RAN f0 = 0.65 Hz

13 NVL - Novellara VS30 = 190 m/s RAN f0 = 0.65 Hz

14 Deliverable 6 BVG - BEVAGNA VS30 = 160 m/s f0 = 0.35 Hz f1 = 1.22 Hz

15 BZZ - BAZZANO VS30 = 679 m/s RAN

16 ONNA VS30 = 378 m/s f0 = 2.5 Hz

17 Summary and thanks for the attention! Site Station Code Subsoil Class fo (Hz) NorciaNRZIB0.72 Grumento Nuova GRMC0.59 Sant Arcangelo SNAB0.34 LagonegroLGNB- CattolicaCTLC1.16 ArgentaARGD0.98 FaenzaFAZC- ModenaMDNC0.65 NovellaraNVLC0.65 BevagnaBVGD1.22 BazzanoBZZB- OnnaONNAB2.5


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