Disassembly of the Bay Bridge’s eastern span. Courtesy Sam Burbank.

This is the world architect and building scientist Bradley Guy—assistant professor of sustainable design at The Catholic University of America School of Architecture and Planning, as well as author of Unbuilding: Salvaging the Architectural Treasures of Unwanted Houses—has been slowly, arduously advocating for since the mid-1990s, when he was introduced to the idea of designing for deconstruction. Design for deconstruction (or disassembly, sometimes abbreviated DfD) is a design philosophy and set of strategies that acknowledge that the vast majority of buildings have a life span.

via Recycled Buildings or Bridges? Designing for Deconstruction Beyond Adaptive Reuse.