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Grass Valley committee approves demolition of 1885 barn at 603 West Main for ADU replacement
Summary
The Grass Valley Development Review Committee on May 27 approved demolition of a priority 2 historic barn at 603 West Main, finding its integrity diminished by alterations and conditioning approval on replacement design standards and relocation off the city right-of-way.
The Grass Valley Development Review Committee voted to approve demolition of a barn at 603 West Main Street and authorized a replacement accessory dwelling unit on May 27, 2025, following staff and historic-review findings and public comment.
The decision followed a historical resource re-evaluation provided by Dana Superowitz, who concluded that cumulative alterations — including reconstruction of the west elevation, interior slab work, a rebuilt stair, and replacement siding — have diminished the structure's historical integrity. Staff recommended approval under the city's historic-demolition standards and proposed objective design conditions so the replacement building approximates the barn's exterior aesthetic. The committee's motion cited a categorical exemption under CEQA as noted in the staff report.
Why it matters: The barn is listed as a priority 2 structure in…
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