When base flood elevation and floodway data has not been provided in accordance with Section 98.6(2), BASIS FOR ESTABLISHING THE AREAS OF SPECIAL FLOOD HAZARD, the Construction Code Official shall obtain, review, and reasonably utilize any base flood elevation and floodway data available from a Federal, State or other source, in order to administer Sections 98.14(H), SPECIFIC STANDARDS, Residential Construction, and 98.14(1), SPECIFIC STANDARDS, Nonresidential Construction.