Building code standards for seismic certification require that critical electrical equipment, such as automatic transfer switches, transformers, motor control centers, and other on-site power gear, ...

RIYADH — The Saudi National Seismic and Volcanic Monitoring Network, operated by the Saudi Geological Survey (SGS), has approximately 306 stations spread throughout the Kingdom. These stations include ...

Network includes 229 seismographs, 92 ground acceleration sensors, dozens of instruments Many of the stations are located in areas with thin crust, active fault lines, and volcanic fields.