00014024_Attachment D _DDIR_Fairview-Sumner.pdf

This is a Detailed Damage Inspection Report (DDIR) for the Title 23 Emergency Relief Program involving the U.S. Department of Transportation Federal Highway Administration, Coos County, and the Oregon Department of Transportation (ODOT). The document details a road damage incident on Fairview-Sumner Lane at Milepost 4.7, which occurred on January 12th, 2024, involving a large slide that caused a downslope shoulder failure, gravel surface damage, and a 24" HDPE culvert that was pinched and pulled apart. Temporary emergency repairs were performed by TNT Construction on January 31st, 2024, including culvert replacement, road section restoration, and road surface regrading.

The total emergency repair work cost $13,326.50, with temporary repairs totaling $11,450.63 and lane closure costs at $1,875.87. ODOT reviewed the site and recommended permanent repair options, with a preferred solution of a "Shear Key with Buttress" approach estimated at $1,920,000. This includes $420,000 for engineering, $100,000 for right-of-way, and additional costs for ODOT delivery. The document notes that Coos County concurs with ODOT's recommendation, and the permanent repair is contingent on completing NEPA (National Environmental Policy Act) and PS&E (Plans, Specifications, and Estimates) documentation. The site is considered eligible for federal-aid highway emergency relief funding.