Golden Gate Bridge district approves $1B in seismic retrofit work

A decades-long plan to reinforce the Golden Gate Bridge to withstand major earthquakes is moving into its final phase of construction. The board governing the Golden Gate Bridge, Highway and Transportation District, which manages the span, voted Friday to authorize about $1.01 billion in allocations toward the project, which has surged in cost. It is […]

Storm Shelter Design Guidance — Spaces4Learning

Winds of Change: Storm Shelter Design Guidance By Matthew H. Johnson, Andrea La Greca, Connor J. Bruns 09/01/19 PHOTO © SOLARSEVEN The Natinoal Oceanic and Atmospheric Administration (NOAA) reports an average of 1,000 tornadoes per year in the United States, mostly in the Great Plains states. However, prior to 2000, there was limited guidance for […]