Benton County Bridge Report Card

Benton County scores 78 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

C78 / 100

Local infrastructure snapshot

Benton County, Minnesota

Benton County has 118 bridges in the National Bridge Inventory, with 11 rated poor and 1 rated scour-critical. Its poor-condition share of 9.3% is above the 4.5% statewide average. Poor-condition bridges carry about 5,610 daily vehicle crossings.

118Total Bridges

11Poor (9.3%)

43Fair (36.4%)

1Scour-Critical

Quote-Ready Local Facts

9.3%of county bridges are in poor condition, compared with 4.5% statewide and 6.7% nationally.

5,610daily vehicle crossings are on poor-condition bridges in the county.

1bridges are rated scour-critical, or 0.8% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Benton County a Bridge Condition Exposure Score of 78/100 (C). The county has 118 bridges in the National Bridge Inventory, including 11 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 5,610 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	9.3%	18.6
Poor-condition traffic exposure	25	1.7% of measured traffic	1.3
Scour-critical bridge share	20	0.8%	1.7
Average age vs national baseline	10	39 years vs 48 nationally	0.0
Traffic-data completeness	5	324,887 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	9.3%
State Poor-Condition Share	4.5%
National Poor-Condition Share	6.7%
County Scour-Critical Share	0.8%
Average Bridge Age	39 years
Poor-Condition Traffic Exposure	5,610 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeCsah 4 over Elk River — 1,550 vehicles/day Oldest Listed BridgeCR 59 over Bunker Hill Creek — built in 1930 All County BridgesBrowse every bridge record in Benton County.

Top Bridges to Watch in Benton County

Bridge	Reason	Condition	Daily Traffic	Year Built
Csah 4 over Elk River	Poor condition + traffic exposure	Poor	1,550	1973
Csah 12 over Little Rock Creek	Poor condition + traffic exposure	Poor	1,100	1967
Csah 6 over ST Francis River	Poor condition + traffic exposure	Poor	560	1967
Csah 22 over W Br Rum River	Poor condition + traffic exposure	Poor	540	1966
CR 51 over ST Francis River	Poor condition + traffic exposure	Poor	510	1973
Csah 12 over Elk River	Poor condition + traffic exposure	Poor	380	1965
CR 56 over Bunker Hill Creek	Poor condition + traffic exposure	Poor	350	1971
Csah 13 over Elk River	Poor condition + traffic exposure	Poor	340	1968
Csah 7 over W Br Rum River	Poor condition + traffic exposure	Poor	155	1965
CR 59 over Bunker Hill Creek	Poor condition + traffic exposure	Poor	65	1930

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.