475-477 Monterey Blvd, San Francisco, CA 94112

The two-unit residential building at 475-477 Monterey Blvd in Sunnyside, built in 1946, has undergone several significant improvements over the past few decades. Most notably, in 2013, the property embraced renewable energy with the installation of two solar panel systems (3.5kW and 3.92kW) on the rooftop, demonstrating a commitment to sustainable living.

The building has received routine maintenance and upgrades, including a complete reroofing in 2013 costing $7,000, and a sewer line repair in 2008. Historical records show earlier improvements such as aluminum window installations in 1989, and significant renovations in 2001 including vinyl siding and entry door updates, though some permits from the 1980s related to horizontal extensions have expired. The property has experienced some infrastructure challenges, particularly regarding the sidewalk, with multiple reports between 2018-2020 indicating issues including collapse and lifting, though these have been addressed through official channels.

A hazardous materials incident involving glass was reported and resolved in 2022, and there was one instance of loose garbage needing attention in 2013. The building's maintenance history suggests regular upkeep, with permits showing attention to both structural and environmental improvements. Recent 311 calls indicate ongoing monitoring of public space around the building, particularly regarding sidewalk conditions, though the majority of these external service requests have been addressed through proper channels.