Site Characterization

Averaging Depth (m)
Average Travel Time Velocity Vsz (m/s)
Velocity Uncertainty (m/s)
5.0 325 11
10.0 400 6
15.0 439 8
20.0 473 10
25.0 516 10
30.0 553 11
40.0 613 12
50.0 665 18
75.0 787 18
100.0 896 20
150.0 1075 35
200.0 1195 53
QWL Picture

Quarter-wavelength representation of the velocity profiles. See Poggi et al. (2012). Characterizing the Vertical-to-Horizontal Ratio of Ground Motion at Soft-Sediment Sites. Bulletin of the Seismological Society of America, 102(6), 2741–2756.

Profile Picture
Z0.8 (m) 23.0

Z0.8 is the depth where the average of the profiles reach the velocity of 0.8 km/s

Z1 (m) 45.0

Z1 is the depth where the average of the profiles reach the velocity of 1 km/s,

Z1.5 (m) 83.0

Z1.5 is the depth where the average of the profiles reach the velocity of 1.5km/s

author
agency
last modified
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link
Paolo Bergamo, Francesco Panzera, Manuel Hobbiger, Clotaire Michel SED 24-01-2023 15:20:08 Document ESC2022_Bergamo_et_al.pdf
Paolo Bergamo SED 13-02-2017 11:07:05 Document SFEL_report.pdf