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HomeMy WebLinkAboutordinance.council.032-87 ORDINANCE NO. (Series of 1987) AN ORDINANCE AMENDING SECTION 7-141(c) OF THE MUNICIPAL CODE OF THE CITY OF ASPEN, COLORADO, TO SET FORTH REQUIREMENTS FOR APPLICATIONS OF BUILDING PERMITS IN FLOOD HAZARD AREAS FOR THE PURPOSE OF MEETING THE MINIMUM REQUIREMENTS OF THE NATIONAL FLOOD INSURANCE PROGRAM WHEREAS, the Federal Emergency Management Agency has recommended the enactment of regulations restricting development in flood hazard areas as required for participation in the National Flood Insurance Program; and WHEREAS, the City deems it to be in the best interest of the City, its inhabitants and visitors to amend Section 7-141(c) as hereinbelow provided in order to minimize public and private losses due to flood conditions in specific areas, and also for the purpose of complying with the minimum requirements estab- lished by the National Flood Insurance Program. NOW, THEREFORE, BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF ASPEN, COLORADO: Section 1 The City Council of the City of Aspen hereby finds that: 1. The flood hazard areas of the City of Aspen are subject to periodic inundation which results in loss of life and pro- perty, health and safety hazards, disruption of commerCe and governmental services, extraordinary p~.blic expenditures for flood protection and relief, and impairment of the tax base, all of which adversely affect the public health, safety and general welfare. 2. Flood losses are caused by the cumulative effect of obstructions in areas of special flood hazards which increase flood heights and velocities and when inadequately flood-proofed, elevated or otherwise protected from flood damage also contribute to the flood loss. Section 2 That subsection (c) of Section 7-141 of the Municipal Code of the City of Aspen, Colorado, pertaining to amendments or additions to Section 302(a) of the Uniform Building Code (1979 Edition) shall be amended, so as to revise the requirements pertaining to applications for construction in special flood hazard areas, to read as follows: "9. In addition to the requirements for permit applications set forth in Section 302(a), when construction or development is proposed in a special flood hazard area as identified by the Flood Insurance Study for the City of Aspen dated December 4, 1985 (as revised effective June 4, 1987), a certification from a registered professional engineer or architect shall be submitted for public recordation, verifying full and accurate compliance with the following additional requirements: (a) Accurate elevations (in relation to mean sea level) of the lowest floor (including basement) of all new or substantially improved structures located in the special flood hazard area. For floodplain management purposes only, "lowest floor" means the lowest floor of the lowest enclosed area (including basement). An unfinished or flood resistant enclosure, usable solely for parking of vehicles, building access or storage, in an area other than a basement area, shall not 2 be considered a building's lowest floor, provided that such enclosure is not built so as to render the structure in violation of the applicable non- elevation design requirements of this ordinance. (b) A verification and recordation of the actual elevation (in relation to mean sea level) to which the structure will be f!oodproofed. (c) A demonstration that all new construction and substantial improvements will be anchored to prevent flotation, collapse or lateral movement of the structure. (d) The City Engineer shall obtain, review and reasonably utilize any base flood elevation and floodway data available from a Federal, State, or other source, as criteria for requiring that new construction, substantial improvements, or other development in Zone A will have the lowest floor, including the basement, elevated to provide at least two feet of clearance above the base flood elevation. - (e) All new construction and substantial improvements shall be constructed with materials and utility equipment resistant to flood damage using methods and practices that minimize flood damage. (f) All new and replacement water supply systems shall be designed to minimize or eliminate infiltration of flood waters into the system. (g) New and replacement sanitary sewage systems shall be designed to minimize or eliminate infiltration of flood waters into the systems and discharge from the systems into flood waters. (h) On-site waste disposal systems shall be located to avoid impairment to them or contamination from them during flooding. (i) Electrical, heating, ventilation, plumbing and air-conditioning equipment and other service facilities shall be designed and/or located so as to prevent water from entering or accumulating within the components d~ring conditions of flooding. 3 (j) There shall be no manufactured homes permitted within the 100-year floodplain. Section 3 If any section, subsection, sentence, clause, phrase or portion of this ordinance is for any reason held invalid or unconstitutional in a court of competent jurisdiction, such portion shall be deemed a separate, distinct and independent provision and shall not affect the validity of the remaining portions thereof. Section 4 Nothing in this ordinance shall be construed to affect any right, duty or liability under any ordinances in effect prior to the effective date of this ordinance, and the same shall be continued and concluded under such prior ordinance. Section 5 A public hearing on the ordinance shall be held on the day of ~ , 1987, in the city Council Chambers, Aspen City Hall, Aspen, Colorado. INTRODUCED, READ AND ORDERED PUBLISHED as provided by law by the City Council of the City of Aspen on the ~~'/-~ day of __, 1987 . 4 ATTESt: Kathryn S.&~°ch, City Clerk FINALLY adopted, passed and approved this ~~--~day of ~illia~ L. Stifling, ~a¥or ATTEST: Kathryn ~/ Koch, City Clerk