EPS C20 Lecture Notes - Lecture 24: Hearst Memorial Mining Building, Uc Berkeley College Of Environmental Design, Prestressed Concrete
17 Nov 2020
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Document Summary
Retrofitted with steel concentrically braced frames in the 1990s. Engineered for their location using internal unbonded braces. Original facility constructed in 1960 along with the surrounding high rise accommodation (right) Determined to be a very vulnerable so were demolished. Designed for continued operation after an earthquake to serve the cal surrounding communities. Uses unbonded braces & shatter resistant glass. Non-ductile concrete with vertical walls supporting cantilever galleries. The same structural elements that make the building innovative also stepped configuration, cantilever tree walls, expansive skylight entrance, window walls on lower level. The cost of a retroit is the same as a new building. Minimal retrofit now in place, funding for a new building being sort. New (temporary) home to the pacific film archive theater. The 1997 analysis of the berkeley art museum indicated that it was not safe enough for a busy theater. The hearst annex provides surge housing for those displaced by the retrofit program.
