506-510 Vallejo St, San Francisco, CA 94133

The building at 506-510 Vallejo Street in Telegraph Hill is a 3-story, 3-unit multi-family residential structure built in 1908, currently owned by Berg Living Trust. The property has undergone significant safety improvements over recent years, with major work focused on fire safety systems between 2019-2021, including the installation of a fire sprinkler system on the ground floor and updates to the fire alarm system. The sprinkler system installation, initially estimated at $15,000, was completed along with additional underground work, followed by a revision to modify the fire service requirements. In 2021, a wireless fire alarm system was added, though noted as not fully compliant with current fire codes or NFPA 72 standards.

The building has seen substantial structural improvements, including the addition of a garage on the first floor completed in 2017 for $70,000, along with various maintenance work such as re-roofing in 2015. Historical records from 2004-2006 show several violations related to building maintenance and safety systems, including issues with interior surfaces, plumbing, electrical systems, and fire safety equipment, all of which were officially abated by July 2006. More recently, there have been numerous parking-related complaints regarding driveway blocking in 2024, with multiple citations issued. A significant infrastructure issue was reported in June 2024 regarding sidewalk damage from tree roots, which remains open.

The building experienced one documented smoke detector activation with no fire and no civilian injuries. The property has undergone regular maintenance and upgrades over the years, with building permits indicating active investment in safety systems and infrastructure. Recent 311 calls have primarily concerned parking enforcement issues, though there was one reported case of debris in August 2024 that was resolved. The most recent major works include sprinkler system installations, fire alarm updates, and various plumbing and electrical improvements, suggesting ongoing attention to building safety systems.