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Bridge conditions in Lincoln County, Oklahoma

446 inventoried bridges · 70 rated poor · 2025 National Bridge Inventory

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

About one in 6 bridges in Lincoln County is rated in poor condition: 70 of 446 on the federal inventory, one of the higher shares in Oklahoma.

70 of the 446 bridges in Lincoln County, Oklahoma, are rated in poor condition (15.7%) in the 2025 National Bridge Inventory, as of August 20, 2026.
144 bridges (32.3%) are rated good and 232 (52.0%) fair.
The median Lincoln County bridge was built in 1986.
The busiest poor-rated bridge is S.H. 66 over Slwc R.R. Under (built 1926), carrying about 7,800 vehicles a day.

Good 32.3% · Fair 52.0% · Poor 15.7% of 446 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
S.H. 66 over Slwc R.R. Under	1926	7,800	Poor
S.H. 66 over Salt Creek	1960	2,100	Poor
0850 over Salt Creek	1950	550	Poor
4118C over Doise Creek	1950	500	Poor
4142C over Creek	1986	485	Poor
4116C over Creek	1935	475	Poor
E0930 over Creek	1941	400	Poor
E0970 over Creek	1938	355	Poor
Fas 4128 over Chuckaho Creek	1981	200	Poor
E0990 over Robinson Creek	1912	100	Poor
N3570 over Salt Creek	1912	100	Poor
E0820 over Ranch Creek	1912	100	Poor
E0960 over Deer Creek	1912	100	Poor
E0820 over West Beaver Creek	1914	100	Poor
E1050 over Robinson Creek	1914	100	Poor
N3450 over Quapaw Creek	1914	100	Poor
N3410 over Kickapoo Creek	1914	100	Poor
E0980 over Robinson Creek	1914	100	Poor
E0840 over Four Mile Creek	1920	100	Poor
Irr E3530 over Wild Horse Creek	1920	100	Poor
E0840 over North Branch Creek	1920	100	Poor
N3370 over Deep Fork River	1924	100	Poor
E1030 over Creek	1928	100	Poor
E1040 over Robinson Creek	1929	100	Poor
E1038 over Brush Creek	1929	100	Poor
N3440 over Creek	1930	100	Poor
E0740 over Creek	1930	100	Poor
E0990 over Creek	1930	100	Poor
E0860 over Lilly Creek	1930	100	Poor
Irr E0760 over Creek	1930	100	Poor
E1010 over Creek	1930	100	Poor
4102C over Big Creek	1930	100	Poor
E0870 over Creek	1932	100	Poor
E0800 over Ranch Creek	1932	100	Poor
E1000 over Breakfast Creek	1933	100	Poor
N3330 over Creek	1935	100	Poor
E0830 over Creek	1935	100	Poor
N3410 over Creek	1938	100	Poor
E0830 over East Beaver Creek	1938	100	Poor
N3440 over Creek	1940	100	Poor
N3500 over Creek	1940	100	Poor
E0950 over Barby Creek	1940	100	Poor
E0780 over Creek	1940	100	Poor
N3350 over Quapaw Creek	1940	100	Poor
E08300 over North Br. Ranch Creek	1940	100	Poor
Fas 4128 over Chuckaho Creek	1941	100	Poor
N3510 over Creek	1946	100	Poor
E1000 over Creek	1948	100	Poor
E0780 over Sand Creek	1948	100	Poor
N3550 over Camp Creek	1948	100	Poor
N3430 over Dry Creek	1948	100	Poor
4138C over East Captain Creek	1950	100	Poor
E0760 over Corduroy Creek	1950	100	Poor
E0840 over Bellcow Creek	1950	100	Poor
N3560 over Deer Creek	1950	100	Poor
E0850 over North Bellcow Creek	1950	100	Poor
Irr E0790 over Euchee Creek	1950	100	Poor
N3450 over Dry Creek	1950	100	Poor
Irr N3380 over Headquarters Creek	1965	100	Poor
E0890 over Creek	1970	100	Poor
E0890 over Gray Horse Creek	1984	100	Poor
4126C over Dry Creek	1986	100	Poor
N3400 over Creek	1992	100	Poor
N3450 over Sand Creek	1994	100	Poor
N3450 over Creek	2000	100	Poor
E1060 over Creek	1994	100	Poor
E0820 over East Beaver Creek	2001	100	Poor
N3410 over Creek	2004	100	Poor
4166C over Dry Creek	1924	75	Poor
N3430 over Creek	1950	25	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
Turner Tp (I-44) over Slwc R.R. Under	1953	24,900	Good
Turner Tp (I-44) over Captain Creek	1953	24,900	Good
Turner Tp (I-44) over Deep Fork River	1953	24,900	Good
Turner Tp (I-44) over N3300 Under	2004	24,900	Good
Turner Tp (I-44) over County Rd Ns-3410 Under	2013	24,900	Good
Turner Tp (I-44) over County Rd Ns-3310 Under	2014	24,900	Good
Turner Tp (I-44) over Dry Creek	2014	24,900	Good
Turner Tp (I-44) over Creek	1953	24,000	Fair
Turner Tp (I-44) over Creek	1953	24,000	Fair
Turner Tp (I-44) over U.S. 177 Under	1953	24,000	Fair

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

Every bridge in Lincoln County → - all 446, busiest first, each with its own condition record.

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.