When the eastern span of the Bay Bridge was deemed seismically unsafe after the Loma Prieta earthquake in 1989, its fate was certain. Demolition crews tore it down, and a construction team replaced it ...

While many consider such windows iconic ... steel frames are now made with a thermal break, a glass fibre section of insulation within the frame that prevents heat escaping through its structure.

The iconic 1908 span has ... half-arch made of durable stainless steel, merging the natural park formations with state-of-the-art materials. The new structure will rely on the stronger rock ...