505B.8 Phased Strengthening.

Other provisions of this code notwithstanding, an unreinforced masonry bearing wall building may be strengthened in phases under multiple alteration permits, provided:

1. A complete structural analysis accompanied by plans, specifications and calculations for the proposed mitigation solution is submitted to the Department with the first alteration permit application; and

2. A phasing program is submitted to and approved by the Department as part of the review of the first alteration permit application; and

3. Each subsequent alteration permit application clearly indicates the further work proposed and the work completed to date; and

4. The engineer or architect responsible for the structural design for the strengthening program provides structural requirements observation in accordance with San Francisco Building Code Section 1704.6; and

5 . All of the required strengthening work is completed within the time limits set forth in Table 5B-A.