Section 515C — TEST OF ANCHORS IN UNREINFORCED MASONRY WALLS
515C.3 Torque Testing of New Bolts.
San Francisco Building Inspection Commission Codes · 2022 edition · updated 2026-08-28 · San Francisco
Bolts which are embedded in unreinforced masonry walls shall be tested using a torque calibrated wrench to the following minimum torques:
1/2-inch-diameter bolts – 40 foot-pounds.
| (12.7 mm) | (5.54 M-Kg) |
|---|---|
| 5/8-inch-diameter bolts – 50 foot-pounds. | |
| (16 mm) | (6.93 M-Kg) |
| 3/4-inch-diameter bolts – 60 foot-pounds. | |
| (19 mm) | (8.31 M-Kg) |
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