Section 511C — SPECIAL PROCEDURE

511C.1 Limits for Application.

San Francisco Building Inspection Commission Codes · edición 2022 · actualizado 2026-07-08 · San Francisco

Esta sección aún no está traducida y se muestra en inglés.

511C.1 Limits for Application. The Special Procedure of this section may only be applied to buildings with the following characteristics:

  1. The building is not an essential or hazardous facility.

  2. Wood or plywood diaphragms at all levels above the base of structure.

  3. A maximum of six stories above the base of the building. The base shall be the ground level, and basement or basements shall be excluded from the story count.

EXCEPTION: An otherwise qualifying building of greater than six stories may also be retrofitted using the Special Procedure, provided the building is not located on poor soil as defined in Section 503B or does not contain any Group A Occupancies with an occupant load of 300 or more, or Group E, or Group I Occupancies.

  1. Except for single-story buildings with an open front on one side only, a minimum of two lines of vertical elements of the lateral force resisting system complying with Section 512C parallel to each axis. At least one line in each direction shall be a masonry or concrete shear wall. Requirements for open front buildings are contained in Section 511C.8.

  2. In buildings containing one or more party walls, the Special Procedure shall not be used unless each building sharing a party wall individually complies with all of the limitations set forth above, and the owner of each such building consents to the use of the procedure in writing.

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