SF Permits MCP Server

{ "source": "sf.gov DBI — Geotechnical Reports and Third-Party Engineering Review", "source_url": "https://www.sf.gov/check-if-your-project-requires-a-geotechnical-report-or-third-party-engineering-review/", "last_verified": "2026-02-17", "description": "When geotechnical reports and third-party engineering review are required for building permits", "geotechnical_report": { "when_required": [ "Most new structures", "Many additions", "Grading with 50 cubic yards or less of fill less than 1 foot deep", "Excavation less than 2 feet deep", "Other requirements per DBI Information Sheet S-05" ], "required_contents": [ "Soil settlement and bearing pressure information", "Map showing where soil tests were done", "Groundwater depth findings", "Foundation recommendations addressing soil strength, weak soils, and earthquake safety", "Retaining wall design requirements", "Test results for any added or compacted soil" ], "prepared_by": "Licensed engineer" }, "third_party_engineering_review": { "description": "Independent engineering review required for projects in hazardous areas", "triggers": [ "Located in or adjacent to Earthquake-Induced Landslide Areas (per CA Seismic Hazard Zones Map)", "Areas with landslide history", "New buildings exceeding 1,000 square feet", "Additions creating 1,000+ sq ft within three years", "More than 50 cubic yards of excavation/fill", "Projects with substantial impact on stability of any property" ], "process": "DBI selects pre-vetted third-party engineer; property owner bears costs", "selection": "DBI chooses the reviewer (applicant cannot select)" }, "structural_advisory_committee": { "areas": ["Northwest Mount Sutro", "Edgehill Mountain landslide zones"], "requirement": "Independent committee review with at least one public hearing before approval" }, "expediter_note": "Hillside properties, proximity to landslide zones, and large excavations are common triggers that add cost and time. Check Seismic Hazard Zones Map early." }