3640 Fillmore St, San Francisco, CA 94123

The three-story, 18-unit apartment building at 3640 Fillmore Street, built in 1932 and currently owned by Mehan Properties LLC, has undergone several significant infrastructure upgrades in recent years. Most notably, in 2017, the building received important safety system improvements including a voluntary fire system replacement and elevator modernization that involved updating the fire alarm system and electrical infrastructure. More recently, in December 2021, the building's hot water boiler and storage tank were replaced, following a previous boiler replacement in 2010.

The building has experienced multiple safety and maintenance issues over the years, particularly regarding heating systems and fire safety equipment. In 2018, the property was cited for failing to comply with the mandatory Soft Story Retrofit Program, though this violation is no longer active. There were several building violations in 2012 related to a broken window pane and damaged ceiling that were subsequently resolved. The property has a documented history of fire safety system maintenance, with periodic complaints regarding alarm systems and fire extinguishers being recorded between 2010 and 2019, all of which were corrected.

Recent years have seen the building's surroundings experience various urban challenges, with multiple reports of sidewalk cleaning needs and debris removal in 2023-2024, though these are external to the building itself. The building's maintenance history shows a pattern of addressing critical systems and safety equipment, though there have been occasional lapses in compliance with safety requirements. The property has undergone routine maintenance and upgrades to essential systems, including multiple roofing projects in 1999 and various electrical and plumbing improvements over the years. Recent 311 calls from 2023-2024 primarily relate to street-level issues such as garbage, debris, and cleaning needs, indicating ongoing challenges with external maintenance around the building's perimeter.