Harmon County Bridge Report Card

Harmon County scores 94 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

A94 / 100

Local infrastructure snapshot

Harmon County, Oklahoma

Harmon County has 106 bridges in the National Bridge Inventory, with 1 rated poor and 0 rated scour-critical. Its poor-condition share of 0.9% is at or below the 7.5% statewide average. Poor-condition bridges carry about 60 daily vehicle crossings.

106Total Bridges

1Poor (0.9%)

25Fair (23.6%)

0Scour-Critical

Quote-Ready Local Facts

0.9%of county bridges are in poor condition, compared with 7.5% statewide and 6.7% nationally.

60daily vehicle crossings are on poor-condition bridges in the county.

0bridges are rated scour-critical, or 0.0% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Harmon County a Bridge Condition Exposure Score of 94/100 (A). The county has 106 bridges in the National Bridge Inventory, including 1 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 60 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	0.9%	1.9
Poor-condition traffic exposure	25	0.2% of measured traffic	0.2
Scour-critical bridge share	20	0.0%	0.0
Average age vs national baseline	10	57 years vs 48 nationally	3.7
Traffic-data completeness	5	29,217 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	0.9%
State Poor-Condition Share	7.5%
National Poor-Condition Share	6.7%
County Scour-Critical Share	0.0%
Average Bridge Age	57 years
Poor-Condition Traffic Exposure	60 vehicles/day

Bridges to Watch

Busiest Poor-Condition Bridge2932c over West Fork Sandy Creek — 60 vehicles/day Oldest Listed BridgeFas 2903 over Creek — built in 1920 All County BridgesBrowse every bridge record in Harmon County.

Top Bridges to Watch in Harmon County

Bridge	Reason	Condition	Daily Traffic	Year Built
2932c over West Fork Sandy Creek	Poor condition + traffic exposure	Poor	60	1982
U.s. 62 over Creek	High traffic	Good	2,300	1927
U.s. 62 over East Fork Sandy Creek	High traffic	Fair	1,800	1931
U.s. 62 over Creek	High traffic	Good	1,700	1931
U.s. 62 over Creek	High traffic	Good	1,700	1931
U.s. 62 over Creek	High traffic	Good	1,700	1931
U.s. 62 over Creek	High traffic	Good	1,600	1932
U.s. 62 over Creek	High traffic	Good	1,600	1932
S.h. 30 over Creek	High traffic	Good	1,200	1975
S.h. 30 over Creek	High traffic	Good	1,200	1975

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.