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William P. Kenai is Mayor William T. Takaba Managing Director • County of Hawaii DEPARTMENT OF PUBLIC WORKS Aupuni Center 101 Pauahi Street, Suite 7 • Hilo, Hawaii 967204224 (808) 961.8321 - Fax (808) 961.8630 www.co.hawaii.hi.us Warren H. W. Lee Director SUBJECT: HAWAII COUNTY CODE CHAPTER 27 COMPLIANCE - DETACHED ACCESSORY STRUCTURE WITHIN "A" ZONES Please include this completed, form with your building permit for any proposed detached accessory structure (e.g., residential garages, storage structures) to be located within any Federal Emergency Management Agency, "A" zone (Zone A, AE, AH or AO), Special Flood Hazard Area, or Hawaii County Code "Buffer zones" bordering the "A" zone. Renuirements for a Detached Accessory Structure Located Within "A" Zones Initial each Structure Satisfies the Follows Requirements: Bo Low cost less than $35,000 and small in size less than 600 square feet). Used for parking of vehicles and storage not occupied as a dwelling unit). Structurally is independent of the "Principal Structure" and its foundation. Constructed with an unfinished interior. Constructed so all utilities are elevated above the Base Flood Elevation (BFE). Constructed with flood damage -resistant materials below the BFE, refer to p✓ attached FEMA Technical Bulleting No. 2. Elevation Certificate, certified by a surveyor, engineer or architect2. Located, installed and constructed in compliance with Hawaii County Code Chapter 27, certified' by an architect or structural en ineer.2 Anchored to resist flotation, collapse, or lateral movement under flooding conditions, as certified' by an engineer or architect.2 / Structure will not alter the physical characteristics of flooding or significantly increase the base flood elevation, as certified' by a structural engineer or architect.2 Flood Opening Requirement (allows automatic entry and exit of floodwaters): • Engineered Alternative: Designed and certified' by an engineer or architect2 (if the "Non -engineered" alternative is used, write "N/A" in box.); or, • Non -engineered: A minimum of two openings having a total net area of not less than one square inch for every square foot of enclosed area. Each opening is to be on different sides of the enclosed area. The bottom of all openings is to be no higher than one foot above grade. Openings may be equipped with screens, louvers, valves, or other coverings or devices provided that they permit the automatic entry and exit of floodwaters (if the "Engineered Alternative" is used, write "N/A" in box.). Last Revised February 13, 2009 Attached all certifications. Engineer, survey, architect must be currently licensed in the State of Hawaii. County of Hawaii is an Equal Opportunity Provider and Employer.