Outer Banks / Coastal NC Metal Roofing

North Carolina has no legal HVHZ designation the way South Florida does, but the entire Outer Banks falls under the North Carolina Residential/Building Code's highest wind-speed design category. Per ASCE 7 / NC code wind maps, ultimate design wind speeds along the barrier islands run roughly 140-160 mph (Risk Category II), among the highest in the continental US outside HVHZ Florida, so roofing must meet enhanced uplift/fastening and often product-approval or engineering documentation. Currituck County (Corolla, Carova, Knotts Island) permitting/inspections run through the Currituck County Planning and Community Development Department. Dare County towns (Duck, Southern Shores, Kitty Hawk, Kill Devil Hills, Nags Head, Manteo, and unincorporated Hatteras Island villages of Rodanthe, Waves, Salvo, Avon, Buxton, Frisco, and Hatteras) each issue permits through their own town building inspections office or the Dare County Planning Department for unincorporated areas; Hyde County covers Ocracoke. All jurisdictions enforce CAMA (NC Coastal Area Management Act) rules for oceanfront and estuarine setbacks and FEMA V-zone (open coast, wave-action) and A-zone flood requirements, mandating pile-elevated construction, breakaway walls below base flood elevation, and roof systems engineered for wind-borne debris. Many Hatteras and Ocracoke villages, plus the 4x4 Corolla-beach area, are also unbridged or off-grid (Carova), adding logistics considerations for roofing crews and material delivery.