period permitted a reasonable recoupment of National’s investment. See, e.g., Art Neon Co. v. City and County of Denver, 488 F.2d 118, 122 (10th Cir.1973) (upholding five-year amortization period for outdoor signs as reasonable prior to period's expiration), cert. denied, 417 U.S. 932, 94 S.Ct. 2644, 41 L.Ed.2d 236 (1974); see also Summey Outdoor Advertising, Inc. v. The County of Henderson, 96 N.C.App. 533, 386 S.E.2d 439, 446 (1989) (same), pet. for disc. rev. denied, 326 N.C. 486, 392 S.E.2d 101 (1990); R.O. Givens, Inc. v. Town of Nags Head, 58 N.C.App. 697, 294 S.E.2d 388, 391 (same with respect to five-and-one-half year period), pet. for disc. rev. denied, 307 N.C. 127, 297 S.E.2d 400 (1982); compare La Mesa v. Tweed and Gambrell Mill, 146 Cal. App.2d 762, 304 P.2d 803 (1958) (<HOLDING>). 7 . The ordinance stated in relevant part:
holding that a sentence of life in prison with the possibility of parole as applied to a threetime offender is constitutional holding that economic loss rule precludes recovery of economic damages only in the absence of personal injury or property  damage claims holding invalid as a taking a fiveyear amortization period applied to building with estimated remaining economic life of 20 years holding that the legislative scheme necessarily implied a fiveyear grace period for bringing postconviction challenges holding that challenge to expired fiveyear npdes permits originally issued eight years earlier was capable of repetition yet evading review