6 articles

Earthquake Engineering

Engineering guidance on earthquake risk, seismic testing, structural response, ground motion, and resilient infrastructure design.

DoReMi MASW seismograph with embedded-electronics cable and 4.5 Hz geophones for Vs30 surveys

ASCE 7-22 Vs30 Site Classification With DoReMi MASW Seismograph

ASCE 7-22 requires Vs30 for site classification. The DoReMi modular seismograph with SEISMOWIN MASW and ReMi software delivers shear-wave velocity profiles as…

Lognormal seismic fragility curves for slight, moderate, extensive and complete damage states versus Sa(T1)

Earthquake Engineering

Generating Fragility Curves for Seismic Risk Assessment

An open-source Python script that reads Sa(T1) versus drift data, fits lognormal fragility curves for four damage states and plots exceedance probability…

Dynamic range of analog sensors and data loggers shown as noise floor to saturation level in decibels and bits

Earthquake Engineering

Ergodic vs. Non-Ergodic Models in Ground Motion Modeling

Ergodic vs. Non-Ergodic Models in Ground Motion Modeling: engineering guidance from QuakeLogic covering infrastructure resilience, applications, measure...

Engineer instrumenting a nonstructural component for AC156 shake table qualification testing in a lab

Earthquake Engineering

AC156 Seismic Shake Table Testing and Test Plan Creation

What AC156 requires for seismic certification of nonstructural components, how shake table inputs are built from response spectra, and how to write…

High-capacity QuakeLogic shake table used for seismic testing of structural models

Earthquake Engineering

Shake Tables in Structural Engineering: Types and Applications

What a shake table does, the difference between electrodynamic, hydraulic, uniaxial and biaxial designs, and how test data shapes building codes, retrofits…

Earthquake Engineering

Why does Japan frequently experience earthquakes?

Why does Japan frequently experience earthquakes?: engineering guidance from QuakeLogic covering earthquake engineering, applications, measurement workf...

Earthquake Engineering

ASCE 7-22 Vs30 Site Classification With DoReMi MASW Seismograph

Generating Fragility Curves for Seismic Risk Assessment

Ergodic vs. Non-Ergodic Models in Ground Motion Modeling

AC156 Seismic Shake Table Testing and Test Plan Creation

Shake Tables in Structural Engineering: Types and Applications

Why does Japan frequently experience earthquakes?

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