Sub-Sidewalk Basement

 

As defined by the San Francisco Building Code, a sub-sidewalk basement is that part of the underground building structure which extends into the public right of way.

Both the Department of Building Inspection (DBI) San Francisco Public Works are responsible for different parts of the sub-sidewalk basement process. 

Inspection and Enforcement

 

BSM Inspection and Enforcement Frequently Asked Questions

The Bureau of Surveying and Mapping (BSM) Inspection and Enforcement Division strives to ensure the safe passage of the public right of way through superior and enduring quality inspection, education of both contractors and the public as well as fair enforcement of the public ordinances and permit requirements of the City and County of San Francisco.