SECTION 1613  EARTHQUAKE LOADS
Add Section B-1613.2.1.1 as follows:
      B-1613.2.1.1 Mapped acceleration parameters for Philadelphia. For the City of Philadelphia, the short period spectral response acceleration (Ss) shall be 0.20 (20%g) and the 1-second spectral response acceleration (S1) shall be 0.06 (6%g).