Shandal Geological Field Survey System · geologicalfieldsurvey.com
1
Site and nearby active faults
Active faults from the GEM Global Active Faults Database (CC BY-SA 4.0), coloured by slip type. Click the map to place the site.
Evaluate a site
Place the site, enter the mapped accelerations or use the fault scenario, choose the site class and structure, then evaluate.
2
Design response spectrum
Design parameters
Equivalent lateral force
Nearest active faults and scenario ground motion
Scenario magnitude from rupture length (Wells & Coppersmith 1994); median PGA from Boore, Joyner & Fumal (1997) at the site Vs30. A deterministic screening check, not a probabilistic hazard value.