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🏚️ Earthquake Safety/Foundation Anchoring

Foundation Anchoring: Palo Alto vs San Jose

How do foundation anchoring rules compare between Palo Alto, CA and San Jose, CA?

Palo Alto, CA

Santa Clara County

No data available yet for Palo Alto.

San Jose, CA

Santa Clara County

Some Restrictions

San Jose follows the California Existing Building Code (CEBC) Chapter A3 for foundation anchoring of older wood-frame homes. Pre-1978 homes without bolted sill plates should be anchored to foundations. The state Earthquake Brace + Bolt (EBB) program offers up to $3,000 in incentives for qualifying homeowners in high-risk San Jose ZIP codes near the Hayward and Calaveras faults.

View full San Jose rules β†’

Key Facts Comparison

FactPalo AltoSan Jose
Code-CEBC Chapter A3
EBB Incentive-Up to $3,000
Target Homes-Pre-1978 wood-frame
Nearby Faults-Hayward, Calaveras
Trigger-Renovations >50% replacement cost

Highlighted rows indicate differences between cities.

Palo Alto FAQ

No FAQs available.

San Jose FAQ

Should I bolt my house to the foundation in San Jose?

If your wood-frame home was built before 1978 and is not bolted, retrofitting is strongly recommended given San Jose's proximity to the Hayward and Calaveras faults. The EBB program offers up to $3,000 in incentives for qualifying ZIP codes.

How do I get a foundation bolting permit in San Jose?

Contact the San Jose Building Division. Standard bolt-and-brace retrofits may qualify for streamlined over-the-counter permitting. The Earthquake Brace + Bolt program can help cover costs for qualifying homeowners.

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