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Bridge conditions in Johnston County, Oklahoma

154 inventoried bridges · 6 rated poor · 2025 National Bridge Inventory

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

The federal inventory lists 154 bridges in Johnston County: 54 rated good, 94 fair, and 6 poor.

6 of the 154 bridges in Johnston County, Oklahoma, are rated in poor condition (3.9%) in the 2025 National Bridge Inventory, as of August 20, 2026.
54 bridges (35.1%) are rated good and 94 (61.0%) fair.
The median Johnston County bridge was built in 1982.
The busiest poor-rated bridge is 3542C over Creek (built 1984), carrying about 140 vehicles a day.

Good 35.1% · Fair 61.0% · Poor 3.9% of 154 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
3542C over Creek	1984	140	Poor
E1870 over Sandy Creek	1940	100	Poor
E1917 over Creek	1948	100	Poor
E1954 over Camp Creek	1946	50	Poor
Old St. Hwy. 22 over Big Sandy Creek	1920	35	Poor
E1880 over Creek	1968	24	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
S.H. 22 over Pennington Creek	1954	7,000	Fair
S.H. 22 over Sand Creek	1964	4,100	Good
S.H. 22 over Rock Creek	1964	3,700	Fair
S.H. 22 over Little Sandy Creek	1975	3,700	Fair
S.H. 22 over Big Sandy Creek	1975	3,700	Fair
S.H. 199 over Camp Creek	1959	3,500	Fair
S.H. 199 over Turkey Creek	1959	3,500	Fair
S.H. 48 over Creek	1939	2,600	Good
S.H. 1 over Creek	1968	2,400	Good
S.H. 1 over Oflow	1968	2,400	Good

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of Oklahoma: Oklahoma bridge conditions by county · every download on the data page.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.