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E1730 over Moss Creek

Carter County, Oklahoma · rated Poor in the 2025 National Bridge Inventory

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

E1730 over Moss Creek in Carter County, Oklahoma, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1992, making it 33 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 16 of the 337 inventoried bridges in Carter County rated poor (4.7%); 16 (4.7%) 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 40 ft
Location	1.0 N & 1.1 Jct SH 7 & 74
NBI structure number	229910000000000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I-35 over Sewer Creek	1965	32,700	Fair
I-35 over Creek	1965	32,400	Fair
I-35 over Creek	1965	32,200	Fair
I-35 over Creek	1965	31,200	Good
I-35 over Tulip Creek	1968	30,800	Good
I-35 over Tulip Creek	1968	30,800	Good