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Phase I Archaeological Survey for Brown Bridge Road / CR 511 at Snapping Shoals Creek, Bridge 217-0052-0 Replacement, Newton County, Georgia

Author(s)
Report Number
12986
Year of Publication
2018
Abstract

The proposed project consists of replacing the bridge on Brown Bridge Road / CR 511 over Snapping Shoals Creek. This project is located approximately 9 miles west of the city of Covington, Georgia in Newton County. The project begins approximately 1.3 miles northeast of the Brown Bridge Road/Magnet Road intersection and ends approximately 1.4 miles southwest of the Brown Bridge Road/Salem Road intersection for a total project length of .45 miles (Figure 1). The bridge, Structure ID 217-0052-0, was built in 1963 and measures 40 feet in length and 30.3 feet in width. The bridge consists of four (4) simple spans with reinforced concrete beams on concrete caps with steel piles. The bridge was designed using an H-15 vehicle, which is below current design standards. The overall condition of this bridge would be classified as good. The deck, superstructure, and substructure are in good condition with some minor deterioration noted. The bridge is classified as having an unknown foundation and could be at risk for scour. The bridge is currently posted. Due to the structural integrity of the bridge pertaining to the design vehicle, the unknown foundation of the substructure, and the current posting requirements, replacement of the bridge is recommended. The current right-of-way (ROW) measures 100 feet, and the proposed ROW varies from 100 to 160 feet.