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32 -016 132 Crosspath permit review 2011-05-03132 Crosspath permit review 2011-05-03 G103.5 Floodway encroachment. Prior to issuing a permit for any floodway encroachment, including fill, new construction, substantial improvements and other development or land-disturbing activity, the building official shall require submission of a certification, along with supporting technical data, that demonstrates that such development will not cause any increase of the level of the base flood. Mass Amendments: SECTION G301 Design and Construction Requirements in Flood Hazard Areas and Coastal Dunes. G301.1 General. Work subject to the requirements of Appendix G shall be designed by a registered design professional. Design certification shall be provided in accordance with section 1612.5. Construction documents shall indicate proposed details of floor, wall, foundation support components, loading computations, and other essential technical data used to meet the requirements of this appendix. G104.2 Application for permit. The applicant shall file an application in writing on a form furnished by the building official. Such application shall: 1. Identify and describe the development to be covered by the permit. 2. Describe the land on which the proposed development is to be conducted by legal description, street address or similar description that will readily identify and definitely locate the site. 3. Include a site plan showing the delineation of flood hazard areas, floodway boundaries, flood zones, design flood elevations, ground elevations, proposed fill and excavation and drainage patterns and facilities. 4. Indicate the use and occupancy for which the proposed development is intended. 5. Be accompanied by construction documents, grading and filling plans and other information deemed appropriate by the building official. 6. State the valuation of the proposed work. 7. Be signed by the applicant or the applicant’s authorized agent. G801.1 Detached accessory structures. Detached accessory structures shall be anchored to prevent flotation, collapse or lateral movement resulting from hydrostatic loads, including the effects of bouyancy, during conditions of the design flood. Fully enclosed accessory structures shall have flood openings to allow for the automatic entry and exit of flood waters. Detached accessory structures are not required to be elevated, provided they are constructed or installed to minimize damage to the structures themselves, and to avoid flotation that may adversely impact other structures or block the flow of floodwaters and drainage.