Section 513C — DETAILED SYSTEM DESIGN REQUIREMENTS
513C.2 Diaphragm Shear Transfer.
San Francisco Building Inspection Commission Codes · 2022 edition · ingested 2026-07-08 · San Francisco
513C.2 Diaphragm Shear Transfer. Bolts transmitting shear forces shall have a maximum bolt spacing of 6 feet (1.829 m) and shall have nuts installed over malleable iron or plate washers when bearing on wood and heavy cut washers when bearing on steel.