1973 ORDINANCES - Laserfiche WebLink

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SECTION 43D. USES PERMITTED SUBJECT TO SITE PLAN REVIEW. ANY USE PERMITTED IN AN EXISTING DISTRICT WHICH IS OVERLAPPED BY THE FP DISTRICT IS PERMITTED IN THE CORRESPONDING PORTION OF THE FP DISTRICT, PROVIDED THAT THE FOLLOWING CONDITIONS ARE MET: • 1. A PLAN FOR THE DEVELOPMENT OF THE ENTIRE SITE WHICH LIES WITHIN THE FLOOD PLAIN SHALL BE SUBMITTED IN ACCORDANCE WITH THE PROVISIONS OF 572A. ON APPLICATION OF ANY OWNER OF PROPERTY WITHIN THE FP DISTRICT THE CITY SHALL DETERMINE AND ESTABLISH IN THE FIELD ON SUCH PROPERTY THE ELEVATION OF THE BOUNDARIES OF THE FLOOD PLAIN AND FLOOD WAY, AS RELATED TO MEAN SEA LEVEL. SUCH DETERMINATION SHALL BE MADE WITH REFERENCE TO DATA PREPARED BY THE U. S. ARMY CORPS OF ENGINEERS OR OTHER QUALIFIED ENGINEERING SOURCES, BASED UPON GENERALLY ACCEPTED HYDRAULIC ENGINEERING PRACTICES. SUCH OWNER SHALL THEN BE ENTITLED TO UTILIZE THE BOUNDARIES SO DETERMINED IN PREPARATION OF HIS SITE PLAN. 2. PREREQUISITES FOR FLOOD PLAIN DEVELOPMENT: A. THE LOWEST HABITABLE FLOOR OF ANY RESIDENTIAL STRUCTURE MUST BE AT LEAST ONE FOOT HIGHER THAN THE ELEVATION OF THE OUTER LIMIT OF THE FP DISTRICT. THE ELEVATION OF SAID LOWEST FLOOR SHALL BE PROVIDED ALONG WITH THE REQUIRED SITE PLAN. ANY BASEMENT OR CELLAR OF A RESIDENTIAL STRUCTURE NOT DESIGNED FOR HUMAN HIBITATION MAY LIE BELOW THE ELEVATION OF THE OUTER LIMIT OF THE FP DISTRICT, PROVIDED THAT IT IS FLOOD PROOFED IN ACCORDANCE WITH §43D -2C OF THIS ARTICLE AND FURTHER PROVIDE THAT THE LOCATION OF SUCH STRUCTURE DOES NOT ENCROACH UPON THE FLOOD WAY. B. ANY NEW STRUCTURE, OTHER THAN A RESIDENTIAL STRUCTURE, TO BE BUILT IN A BUSINESS OR MANUFACTURING ZONE OVERLAPPED BY THE FP DISTRICT OR ANY ADDITION TO AN EXISTING COMMERCIAL OR INDUSTRIAL BUILDING, SHALL BE CONSTRUCTED SO THAT THE LOWEST FLOOR IS AT LEAST ONE FOOT HIGHER THAN THE ELEVATION OF THE OUTER LIMIT OF THE FP DISTRICT, OR SHALL BE FLOOD PROOFED IN ACCORDANCE WITH §43D -2(C) OF THIS ARTICLE, PROVIDED THAT IN NO CASE SHALL SUCH STRUCTURE ENCROACH UPON THE FLOOD WAY. • C. IN CASES IN WHICH FLOOD PROOFING MEASURES ARE PERMITTED TO SATISFY THE REQUIREMENTS OF THIS ARTICLE THE PLANNING COMMISSION SHALL SEEK TO INSURE IN THE PROCESS OF SITE PLAN REVIEW THAT SUCH MEASURES WILL BE CONSISTENT WITH FLOOD ELEVATIONS, VELOCITIES AND VOLUMES OF THE INTERMEDIATE REGIONAL FLOOD FOR THE SITE IN QUESTION. ON ANY BUILDING OR STRUCTURE FOR WHICH FLOOD PROOFING IS REQUIRED, SUCH MEASURES SHALL BE PREFORMED TO AN ELEVATION OF ONE FOOT ABOVE THE LEVEL OF THE INTERMEDIATE REGIONAL FLOOD. THE FOLLOWING FLOOD PROOFING MEASURES MAY BE REQUIRED: 1. ANCHORAGE TO RESIST FLOTATION AND LATERAL MOVEMENT; v 2. INSTALLATION OF WATERTIGHT DOORS, BULKHEADS, AND SHUTTERS, OR SIMILAR METHODS OF CONSTRUCTION; 3. REINFORCEMENT OF WALLS TO RESIST WATER PRESSURE; 4. USE OF PAINTS, MEMBRANES, OR MORTARS TO REDUCE SEEPAGE OF WATER THROUGH WALLS; 5. ADDITION OF MASS OR WEIGHT TO STRUCTURES TO RESIST FLOTATION; 6. INSTALLATION OF PUMPS TO LOWER WATER LEVELS IN STRUCTURES; 7. CONSTRUCTION OF WATER SUPPLY AND WASTE -TREATMENT SYSTEMS SO AS TO PREVENT THE ENTRANCE OF FLOOD WATERS; 8. INSTALLATION OF PUMPING FACILITIES OR COMPARABLE PRACTICES FOR SUBSURFACE DRAINAGE SYSTEMS FOR BUILDINGS, TO RELIEVE EXTERNAL FOUNDATION WALL AND BASEMENT FLOOD PRESURES; 9. CONSTRUCTION TO RESIST RUPTURE OR COLLAPSE CAUSED BY WATER PRESSURE OR FLOATING DEBRIS; 10. INSTALLATION OF VALVES OR CONTROLS ON SANITARY AND STORM DRAINS WHICH WILL PERMIT THE DRAINS TO BE CLOSED TO PREVENT BACK-UP OF SEWAGE AND STORM WATERS INTO THE BUILDINGS OR STRUCTURES. GRAVITY DRAINAGE OF BASEMENTS MAY BE ELIMINATED BY MECHANICAL DEVICES; 11. LOCATION OF ALL ELECTRICAL EQUIPMENT, CIRCUITS, AND INSTALLED ELECTRICAL APPLIANCES IN A MANNER WHICH WILL ASSURE THEY ARE NOT SUBJECT TO FLOODING AND WHICH PROVIDES PROTECTION FROM INUNDATION BY THE INTERMEDIATE REGIONAL FLOOD; 12. LOCATION OF ANY STRUCTURAL STORAGE FACILITIES FOR CHEMICALS, EXPLOSIVES, BUOYANT MATERIALS, FLAMMABLE LIQUIDS, OR OTHER TOXIC MATERIALS WHICH COULD BE INJURIOUS TO PLANT, ANIMAL OR HUMAN LIFE AT ELEVATIONS AT LEAST ONE FOOT ABOVE THE ELEVATION OF THE OUTER LIMIT OF THE FP DISTRICT; • D. FILL IS PERMITTED WITHIN THE FP DISTRICT IF THE FOLLOWING CONDITIONS ARE SATISFIED: 1. ANY FILL PROPOSED TO BE DEPOSITED IN THE FLOOD PLAIN MUST BE SHOWN TO HAVE SOME BENEFICIAL PURPOSE AND THE AMOUNT THEREOF TO BE NOT GREATER THAN IS NECESSARY TO ACHIEVE THE PURPOSE, AS DEMONSTRATED BY A PLAN SUBMITTED BY THE OWNER SHOWING THE USES TO WHICH THE FILLED LAND WILL BE PUT AND THE FINAL DIMENSIONS OF THE PROPOSED FILL; 2. SUCH FILL SHALL BE PROTECTED AGAINST EROSION BY COMPACTION, RIPRAP, VEGETATIVE COVER, OR BULKHEADING; 3. THE FILL SHALL BE OF SUCH MATERIAL AS WILL NOT POLLUTE SURFACE WATER OR GROUND WATER; 4. SUCH FILL SHALL NOT EXTEND INTO OR ENCROACH UPON THE FLOOD WAY. E. STORAGE OF MATERIAL OR EQUIPMENT THAT IS NOT FLAMMABLE, EXPLOSIVE OR POTENTIALLY INJURIOUS TO HUMAN, ANIMAL OR PLANT LIFE MAY BE PERMITTED IN AN OVERLAPPED ZONE WHICH PERMITS SUCH USE, IF SUCH MATERIAL OR EQUIPMENT IS READILY REMOVABLE WITHIN THE TIME AVAILABLE AFTER FLOOD WARNING OR IF ADEQUATE FLOOD PROOFING IS PROVIDED, IN ACCORDANCE WITH §43D -2(C) OF THIS ARTICLE. r J