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SR 18 over Long Creek

Clarke County, Mississippi · rated Fair in the 2025 National Bridge Inventory

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

SR 18 over Long Creek in Clarke County, Mississippi, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1956, making it 69 years old at the 2025 inventory.
It carries about 290 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 100 of the 222 inventoried bridges in Clarke County rated fair (45.0%); 14 (6.3%) 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	Steel stringer or multi-beam girder
Length	about 359 ft
Location	8.7 Mi E US 45
NBI structure number	310001801217480
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 59 over Allen Branch	1965	14,000	Fair
I 59 over Stream	1965	13,000	Fair
US 45 over Stream	1999	8,000	Good
I 59 over SR 18	1965	7,000	Good
I 59 over SR 18	1965	7,000	Good
I 59 over Stream	1965	7,000	Good