BridgeReportCard
HomeOklahoma › Seminole County

Bridge conditions in Seminole County, Oklahoma

298 inventoried bridges · 36 rated poor · 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

Seminole County has 36 bridges rated poor out of 298 inventoried, a 12.1% share that puts it well above the national rate of about 7%.

Good 36.2% · Fair 51.7% · Poor 12.1% of 298 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.

BridgeBuiltVehicles/dayCondition
U.S. 270 over Creek19437,400Poor
U.S. 270 over Carter Creek19537,400Poor
U.S. 270 over Creek19576,100Poor
S.H. 9 over Creek19361,200Poor
N3560 over Creek19291,000Poor
6718C over Tributary to Wewoka Ck1942675Poor
6722C over Creek1950350Poor
6702C over Creek1950290Poor
E1425 over Creek1940250Poor
E1229 over Creek1950200Poor
E1160 over Creek1927150Poor
6732C over Sand Creek1991100Poor
N3560 over Salt Creek1927100Poor
E3632 over Wewoka CR & UP R.R Under1927100Poor
N3580 over Creek1928100Poor
N3560 over Little River1929100Poor
N3540 over Sandy Creek1932100Poor
N3670 over Creek1938100Poor
N3630 over Creek1939100Poor
E1390 over Creek1939100Poor
N3590 over Creek1939100Poor
N3670 over Creek1939100Poor
E1140 over Creek1940100Poor
N3570 over Creek1940100Poor
N3530 over Creek1940100Poor
E1350 over Creek1975100Poor
E1270 over Tributary to Wewoka Ck1975100Poor
E1380 over Creek193975Poor
E1390 over Creek194075Poor
E1280 over Creek194075Poor
N3550 over Creek194175Poor
N3510 over Turkey Creek192860Poor
E1370 over Creek192850Poor
N3540 over Creek193950Poor
D3545 over Creek194250Poor
E1420 over Creek194030Poor

Busiest bridges in the county

BridgeBuiltVehicles/dayCondition
I-40 over Creek196315,100Fair
I-40 over Creek196315,100Fair
I-40 over Creek196414,800Good
S.H. 99 over Magnolia Creek196514,400Good
Old U.S. 270 over Magnolia Creek202010,400Good
S.H. 9 over Carter Creek201110,000Fair
S.H. 9 over Magnolia Creek19659,800Fair
I-40 over Co. Rd. Under19638,900Good
I-40 over Co. Rd. Under19638,900Fair
I-40 over Creek19638,900Good

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.