Helicopter-Dupported Site Investigation Informs Bridge Replacement and Campground Paving Design The Byers Lake Campground and Outlet Bridge Geotechnical Investigation supported planned improvements at the campground in Denali State Park, including replacement of the failing bridge at the lake outlet, paving of campground roads, parking areas, and the boat launch, and potential upgrades to campground infrastructure. The investigation comprised nine geotechnical borings, labora