Barnes County Bridge Report Card
Barnes County scores 82 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Barnes County, North Dakota
Barnes County has 79 bridges in the National Bridge Inventory, with 4 rated poor and 3 rated scour-critical. Its poor-condition share of 5.1% is at or below the 11.1% statewide average. Poor-condition bridges carry about 415 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Barnes County a Bridge Condition Exposure Score of 82/100 (B). The county has 79 bridges in the National Bridge Inventory, including 4 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 415 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.
How the Score Breaks Down
| Factor | Weight | County Value | Penalty |
|---|---|---|---|
| Poor-condition bridge share | 40 | 5.1% | 10.1 |
| Poor-condition traffic exposure | 25 | 0.4% of measured traffic | 0.3 |
| Scour-critical bridge share | 20 | 3.8% | 7.6 |
| Average age vs national baseline | 10 | 48 years vs 48 nationally | 0.1 |
| Traffic-data completeness | 5 | 103,659 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 | 5.1% |
| State Poor-Condition Share | 11.1% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.8% |
| Average Bridge Age | 48 years |
| Poor-Condition Traffic Exposure | 415 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Barnes County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Access Road over Intermittant Creek | Poor condition + traffic exposure | Poor | 50 | 1973 |
| County Hiway 0211 over I-94/SANBORN Interchange | Poor condition + traffic exposure | Poor | 350 | 1958 |
| County Road over Creek | Poor condition + traffic exposure | Poor | 10 | 1920 |
| County Highway over Creek | Poor condition + traffic exposure | Poor | 5 | 1920 |
| Approach To School over Creek | Scour-critical foundation rating | Fair | 160 | 1976 |
| Township Road over Sheyenne River | Scour-critical foundation rating | Fair | 60 | 1974 |
| City Street over Sheyenne River | High traffic | Good | 5,600 | 1990 |
| Interstate 94 over Cp Railway Separation | High traffic | Good | 5,050 | 1993 |
| Interstate 94 over Cp Railway Separation | High traffic | Fair | 5,050 | 1993 |
| Interstate 94 over Nd1/rogers Interchange | High traffic | Fair | 4,450 | 1958 |
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.