2010 035 Ordinance - Laserfiche WebLink

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analysis, conducted by a registered professional engineer, demonstrating that this standard has been met; or, (M27 Development in riverine special flood hazard areas identified by FEMA where base flood elevation data are provided but no floodways have been designated causing more than one foot increase in the base flood elevation may be permitted provided all of the following are completed by the applicant: Qi a: An evaluation of alternatives which would result in an increase of one foot or less of the base flood elevation and an explanation why these aiternatives are not feasible; ii !r. Section 1125.04 i 1 Li . , items (ia) and (iiis)-(ye). J?JQ Alterations of a Watercourse. For the purpose of these regulations, a watercourse is altered when any change occurs within its banks. The extent of the banks shall be established by a field determination of the "bankfull stage." The field determination of "bankfull stage" shall be based on methods presented in Chapter 7 of the USDA Forest Service General Technical Report RM-245, Stream Channel Reference Sites: An Illustrated Guide to Field Technigue or other applicable publication available from a Federal, State, or other authoritative source. For all proposed developments that alter a watercourse, the following standards apply: A?-1- The bankfull flood carrying capacity of the altered or relocated portion of the watercourse shall not be diminished. Prior to the issuance of a floodplain development permit, the applicant must submit a description of the extent to which any watercourse will be altered or relocated as a result of the proposed development, and certification by a registered professional engineer that the bankfull flood carrying capacity of the watercourse will not be diminished. LM2-. Adjacent communities, the U.S. Army Corps of Engineers, and the Ohio Department of Natural Resources, Division of Water, must be notified prior to any alteration or relocation of a watercourse. Evidence of such notification must be submitted to the Federal Emergency Management Agency. LQ3-. The applicant shall be responsible for providing the necessary maintenance for the altered or relocated portion of said watercourse so that the flood carrying capacity will not be diminished. The Floodplain Administrator may require the permit holder to enter into an agreement with tlie Vi11aQe specifying the maintenance responsibilities. If an agreement is required, it shall be made a condition of the floodplain development permit. (D)4- The applicant shall meet the requirements to submit technical data in Section ll25.03(i)(])(A)(iii)3:1-8(f1)F1" when an alteration of a watercourse results in the relocation or elimination of the special flood hazard area, including the placement of culverts. 22