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I-77 Sbl over SR1129

Surry County, North Carolina · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

I-77 Sbl over SR1129 in Surry County, North Carolina, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1974, making it 51 years old at the 2025 inventory.
It carries about 13,000 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 190 of the 309 inventoried bridges in Surry County rated fair (61.5%); 26 (8.4%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous prestressed concrete stringer or multi-beam girder
Length	about 123 ft
Location	0.4 MI.N.JCT.NC268
NBI structure number	000000001710154
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the North Carolina department of transportation.

Bridge	Built	Vehicles/day	Condition
I77 over Stewarts Creek	1975	39,000	Fair
US52 over Grassy Creek	1962	28,500	Poor
US52 over Flat Shoals Creek	1953	28,500	Fair
I-77 over Beaverdam Creek	1975	24,000	Fair
I77 over Camp Creek	1974	23,500	Fair
I-77 over Little Fisher River	1975	21,500	Fair