3526-3528 22nd St, San Francisco, CA 94114

The property at 3526-3528 22nd Street is a two-unit, two-story multi-family residential building built in 1900, currently owned by Jonathan R & S Dirrenberger. The building has undergone several significant renovations and improvements in recent years, most notably in 2021 when a $50,000 project was completed that included replacing windows, upgrading doors, modifying the garage door, installing a new electric panel, and adding a gas furnace and tankless water heater for unit 3528. More recent work includes a roof beam replacement in December 2023 and the installation of a new heat pump and 200-amp electrical service in early 2023.

The building has a history of fire safety concerns, with multiple fire code violations noted between 2019 and 2024, including issues with alarm systems, blocked exits, and emergency lighting. Violations from October 2023 and November 2024 remain open regarding alarm system maintenance and documentation. The property has also received several plumbing and electrical upgrades, including a complete electrical wiring upgrade on the third floor in 2022 and various plumbing improvements between 2010 and 2023, such as bathroom and kitchen renovations, sewer trap replacement, and gas pipe replacement. Although there were some building code violations in 2014 regarding fresh air inlets and house traps, these were abated by November 2014.

Recent maintenance issues in the vicinity of the building have been documented through 311 calls, primarily related to pavement defects and parking violations, with several cases remaining open as of 2024. The most recent service requests include pavement defects (February and December 2024) and a graffiti issue (September 2024). The building's history shows consistent maintenance and upgrading of essential systems, though the recurring fire safety violations suggest ongoing challenges in compliance with fire safety requirements. The property has received substantial improvements to its infrastructure over the past few years, including modernized electrical systems, plumbing fixtures, and energy-efficient features like the heat pump and tankless water heater.