In any area which has been declared by the President to be a major disaster area under the Disaster Relief and Emergency Assistance Act [
42 U.S.C.
5121 et seq.], the President is authorized to make the determinations required by subsections (g) and (h) of this section for any project for the repair or replacement of a public facility substantially as it existed prior to the disaster under section 405 or 406 of the Disaster Relief and Emergency Assistance Act [
42 U.S.C.
5171 or
5172], and which the President determines