Seminole County Bridge Report Card

Seminole County scores 66 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

D66 / 100

Local infrastructure snapshot

Seminole County, Oklahoma

Seminole County has 298 bridges in the National Bridge Inventory, with 36 rated poor and 2 rated scour-critical. Its poor-condition share of 12.1% is above the 7.5% statewide average. Poor-condition bridges carry about 27,155 daily vehicle crossings.

298Total Bridges

36Poor (12.1%)

154Fair (51.7%)

2Scour-Critical

Quote-Ready Local Facts

12.1%of county bridges are in poor condition, compared with 7.5% statewide and 6.7% nationally.

27,155daily vehicle crossings are on poor-condition bridges in the county.

2bridges are rated scour-critical, or 0.7% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Seminole County a Bridge Condition Exposure Score of 66/100 (D). The county has 298 bridges in the National Bridge Inventory, including 36 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 27,155 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.

Download all county report-card scores as CSV.

How the Score Breaks Down

Factor	Weight	County Value	Penalty
Poor-condition bridge share	40	12.1%	24.2
Poor-condition traffic exposure	25	5.6% of measured traffic	4.2
Scour-critical bridge share	20	0.7%	1.3
Average age vs national baseline	10	59 years vs 48 nationally	4.3
Traffic-data completeness	5	481,127 measured daily crossings	0.0

Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.

County Comparisons

County Poor-Condition Share	12.1%
State Poor-Condition Share	7.5%
National Poor-Condition Share	6.7%
County Scour-Critical Share	0.7%
Average Bridge Age	59 years
Poor-Condition Traffic Exposure	27,155 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeU.s. 270 over Creek — 7,400 vehicles/day Oldest Listed BridgeS.h. 9 A over Creek — built in 1918 All County BridgesBrowse every bridge record in Seminole County.

Top Bridges to Watch in Seminole County

Bridge	Reason	Condition	Daily Traffic	Year Built
E1425 over Creek	Poor condition + traffic exposure	Poor	250	1940
6732c over Sand Creek	Poor condition + traffic exposure	Poor	100	1991
U.s. 270 over Creek	Poor condition + traffic exposure	Poor	7,400	1943
U.s. 270 over Carter Creek	Poor condition + traffic exposure	Poor	7,400	1953
U.s. 270 over Creek	Poor condition + traffic exposure	Poor	6,100	1957
S.h. 9 over Creek	Poor condition + traffic exposure	Poor	1,200	1936
N3560 over Creek	Poor condition + traffic exposure	Poor	1,000	1929
6718c over Tributary To Wewoka Ck	Poor condition + traffic exposure	Poor	675	1942
6722c over Creek	Poor condition + traffic exposure	Poor	350	1950
6702c over Creek	Poor condition + traffic exposure	Poor	290	1950

Important safety note

Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.