1091 Bush St, San Francisco, CA 94109
The 99-unit, 6-story multi-family residential building at 1091 Bush Street, owned by Chaudoir Fmly Tr, has experienced several significant maintenance and safety improvements since its construction in 1910. Most recently, in early 2024, the building underwent a comprehensive plumbing upgrade with the installation of new stainless steel tanks and a domestic boiler replacement, representing ongoing efforts to maintain core building systems. The property has seen substantial life safety system enhancements, including a 2020 fire alarm control upgrade ($112,000) with low-frequency sounders and power supplies, and a complete elevator modernization in 2012 that incorporated fire safety features such as smoke detectors and emergency functions.
Historical records show previous safety improvements including the installation of fire sprinklers in the trash chute (1991) and URM upgrades in 1993. The building's maintenance history reveals both proactive and reactive responses to resident concerns, with several significant resident complaints addressed over the years. Issues have ranged from plumbing and water infiltration problems in 2017 (notably involving water leaks and mold concerns) to more recent complaints about fixtures in 2019 and 2020. The property has faced periodic violations requiring attention, including fire safety issues in 2017 (with subsequent abatement) and various building maintenance matters in 2005-2010.
While there have been multiple fire safety complaints and system activations recorded, none resulted in actual fires or civilian injuries. Recent 311 calls from January 2025 indicate ongoing concerns with exterior cleanliness and garbage management around the property, though these are primarily street-level issues rather than direct building maintenance concerns. The building's documented history shows regular investment in infrastructure upgrades, particularly focusing on safety systems (elevators, fire alarms, sprinklers) and essential services (boilers, water tanks, sewer lines), with the most recent projects in 2023-2024 demonstrating active maintenance of critical systems. While there have been recurring maintenance issues and resident complaints over the years, most documented violations and complaints have been addressed through proper channels, with many being marked as "Not Active" or "Resolved" following appropriate interventions.
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Building Characteristics
Total units | 99 |
---|---|
Year built | 1910 |
Total area | 63852 sq ft |
Floors | 6 |
Tax Abatements | None |
Building Class | A15 - Apartment 15 Units or more |

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Key Building Statistics
Included Addresses
- 850 Leavenworth St, San Francisco CA 94109
- 1091 Bush St, San Francisco CA 94109
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