Site Characterization

Averaging Depth (m)
Average Travel Time Velocity Vsz (m/s)
Velocity Uncertainty (m/s)
5.0 168 31
10.0 185 16
15.0 212 16
20.0 237 16
25.0 258 15
30.0 274 13
40.0 303 12
50.0 326 12
75.0 367 11
100.0 396 10
150.0 436 10
200.0 479 13
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) 193.0

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

Z1 (m) 193.0

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

Z1.5 (m) 193.0

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

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Clotaire Michel SED 04-09-2015 09:16:28 Document Michel_et_al_2014.pdf
Clotaire Michel SED 04-06-2014 09:24:46 Document SOLB.pdf