1977 TOWN RECORDS - Laserfiche WebLink

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Special Town Meeting (Art. 12 continued)May 2, 1977 387 1. New construction or substantial improvement*(repair, construction or alteration costing 50% or more of the market value of the structure before improvement, or if damaged, before damage occurred) of residential structures shall have the lowest floor (including basement) elevated tonot less than base flood elevations, New construction or sub- stantial improvement of nonresidential structures shall either be similarly elevated or, togerther with attendant utility and sanitary facilities, be floodproofed tonot less than base flood elevations. *(Substantial improvement will bave been deemed to occur when the first alteration of any structural part of the building commences.) ' 2. Where floodproofing is required in accordance with Section 1, a registered engineer or architect shall certify that the flood - proofing methods are adequate to withstand the flood depths, pressures, velocities, impact and uplift forces, and other factors associated with the base flood. 3. Any new construction or substantial improvement of be undertaken within said zones shall be in accordance with the Nassachusetts Uniform Building Code, Section 748.0 as amended. The Building Inspector shall (a) review all proposed development within the folld zones to assure that all necessary permits which are obtainable at such time have been received from those governmental agencies from which approval is required by Federal or State Law, including Section 404 of the Federal Water Pollution Control Amendments of 1972, 33 U.S.C. 1334. (b) obtain and maintain records of elevation and floodproofing levels for new construction or substantial improvement within the flood zones. 4. No land within areas designated as V (velocity) Zones on the F.I.A. Flood Rate Maps shall be developed unless such development is demonstrated by the applicant to be located landward of the reach of the mean high tide. Not withstanding the applicable provisions of the Mass- achusetts Uniform Building Code, all new construction and substantial improvement within the V zones shall be (a) elevated on adequately anchored pilings or columns, and securelt anchored to such piles or columns so that the lowest portion of the structural members of ' the lowest floor (excluding the pilings or columns) is elevated to or above the base flood elevation; and (b) certified by a registered professional engineer or architect that the structure is securely anchored to adequately anchored pilings or columns in order to with- stand velocity waters and hurricane wave wash. The following shall be prohibited within said V zones. (A) Any mam-made alteration of sand dumes which might increase the potential for flood damage. (B) Usa;-of fill for stuctural support for new construction or substantial improvement of structures. (C) Mobile homes (except in existing mobile home parks and existing mobile home subdivisions). 5. The Zoning Board of Appeals may authorize a use variance within the flood areas, as in any other zoning district within the Town of Mashpee, and may very the restractions and requirements set forth in this section in the case of new structures or where there is to be substantial improvements or other development on a lot of one-half acre in size or less, contifuous to and surrounded by lots with existing structures constructed below the base flood elevation, provided the following are met: A. A Showing of good and sufficient cause. ' B. A determination that failure to grant the Special Permit would result in exceptional hardship to the applicant. C. A determination that the granting of the Special Permit will not result in increased flood heights, additional threats to public safety, extraordinary public expense, or any conflict with requirements in accordance with Chapter 40Aj, of the Massachusetts General Law, and D. The Zoning Board of Appeals has notified the applicant for the Special Permit in writing, that the actuarial rates will increase as the first floor elevation level increases risks to life and property. 6.