2005-031 - Laserfiche WebLink

Home Browse Search

Section 930.06 Exemptions, sections (1)(a) and (3), are amended to read as follows: (1) The following activities shall be exempt from the permitting requirements of this chapter: (a) The construction of an individual detached single-family residence (RSF), duplex, triplex, or quadraplex residences, together with accessory structures, provided that said residences and accessory structures are not located in, special flood hazard areas, zone; as identified in section 930.07(1)(s). However, the provisions of section 912.08 will be applicable. When located in a special flood hazard area zones, the applicant shall be required to obtain a flood management system permit (Type C) which shall be issued upon the applicant demonstrating compliance with section 930.07(2)(a through D. (3) A report of any such emergency action shall be made to the division department of Public Works by the owner or person in control of the property upon which emergency action was taken as soon as practicable, but not more than ten (10) days following such action. Remedial action may be required by the director of Public Works subject to appeal to the Board of County Commissioners in the event of dispute. Section 930.07, Review criteria for all development projects, sections (1)(a); (1)(c); (1)(e); and (1)(f) are amended to read as follows: (1) Stormwater Management System permit (Type A). All development projects are required to obtain a Type A stormwater management system (SWMS) permit. No Type A permit to construct a development project shall be issued unless the following criteria are met: (a) The design of the on-site stormwater management system shall be based at a minimum on a twenty -five-year frequency, twenty -four-hour duration storm event on the development project as proposed. The design of any off-site stormwater management system improvements shall be based upon a twenty -five-year frequency twenty -four-hour duration storm event. The modified Type 2 11 SCS rainfall distribution shall be used. Post development runoff shall not exceed pre -development runoff unless a maximum discharge rate has been adopted for the applicable c+roinage basin and the discharge does not exceed that rate. Maximum discharge rates for each basin shall be adopted by an ordinance amendment to section 930.071 herein. If a maximum discharge rate has not been adopted for the applicable basin, post development discharge shall may not exceed pre -development discharge. (c) Retention or detention with filtration of the runoff from a minimum of the first one inch of rainfall shall be provided on-site. Credit for soil storage shall be given in retention of the first one inch of rainfall. Detention with filtration or retention shall be provided on-site for the initial one inch of rainfall plus additional stormwater runoff generated by the development project over and above that generated by the site prior to the proposed development unless there is a legal positive outfall available that has sufficient capacity to accept the additional runoff. All discharges from -a non-residential sites within one mile of the Indian River Lagoon shall be designed to retain the first one and one-half (1 1/2) inches of rainfall on-site before discharge into a legal positive outfall, or the Indian River Lagoon. 3