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SR1607 over Sulphur Branch

Gaston County, North Carolina · rated Poor in the 2025 National Bridge Inventory

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

SR1607 over Sulphur Branch in Gaston County, North Carolina, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1968, making it 57 years old at the 2025 inventory.
It carries about 1,800 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 21 of the 233 inventoried bridges in Gaston County rated poor (9.0%); 21 (9.0%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 60 ft
Location	0.2 Mi. E. Jct. SR1610
NBI structure number	000000000710145
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I85 over Duharts Creek	1963	129,000	Fair
I85 over Catawba River	1958	127,000	Fair
I85 over US321	1962	117,000	Good
I85 over Ut to Long Creek	1962	101,000	Fair
I85 over Kaglor Branch	1962	96,500	Fair
I85 over Abernathy Creek	1962	81,000	Poor