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 Photo: © Steve Keating Photography
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 Photo: © Steve Keating Photography
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 Photo: © Steve Keating Photography
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 Photo: © Steve Keating Photography
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Casper Mercer Island WA

The starting point for this second-story addition was the complete removal of the existing roof diaphragm. The exposed structures of the stair, guards, catwalk, and sunscreen provided ample opportunities for our close collaboration with the architect in developing the design.