Building Code›Chapter 36 — CALIFORNIA RESIDENTIAL CODE (CRC)

San Francisco County Municipal Code § 2.3 Construction

San Francisco County Municipal Code · 2026-09 edition · updated 2026-10-05 · San Francisco County

Cite as: San Francisco County Municipal Code § 2.3 · Text as of 2026-10-05

Fire escapes shall be constructed entirely of hot-dipped galvanized steel or reinforced concrete. All welding, drilling, punching

and riveting of the assemblies shall be done before galvanizing.

2.3.1 Screws and lag screws shall not be used in construction and erection of fire escapes.¶

2.3.2 Unless otherwise approved, slotted holes are allowed only for connecting balcony handrails to buildings.¶

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San Francisco County Municipal Code

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