Bremer County Bridge Report Card
Bremer County scores 72 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Bremer County, Iowa
Bremer County has 267 bridges in the National Bridge Inventory, with 32 rated poor and 2 rated scour-critical. Its poor-condition share of 12.0% is at or below the 18.6% statewide average. Poor-condition bridges carry about 9,301 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Bremer County a Bridge Condition Exposure Score of 72/100 (C). The county has 267 bridges in the National Bridge Inventory, including 32 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 9,301 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 | 12.0% | 24.0 |
| Poor-condition traffic exposure | 25 | 3.2% of measured traffic | 2.4 |
| Scour-critical bridge share | 20 | 0.7% | 1.5 |
| Average age vs national baseline | 10 | 35 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 293,515 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 | 12.0% |
| State Poor-Condition Share | 18.6% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.7% |
| Average Bridge Age | 35 years |
| Poor-Condition Traffic Exposure | 9,301 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Bremer County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| 190th ST over Quarter Section Run | Poor condition + traffic exposure | Poor | 1,188 | 1948 |
| 190th ST over Baskins Creek | Poor condition + traffic exposure | Poor | 1,149 | 1971 |
| Viking Av over Buck Creek | Poor condition + traffic exposure | Poor | 854 | 1958 |
| FM 260th ST over Crain Creek | Poor condition + traffic exposure | Poor | 776 | 1965 |
| 190th ST over Wapsipinicon River | Poor condition + traffic exposure | Poor | 727 | 1976 |
| 190th ST over Buck Creek | Poor condition + traffic exposure | Poor | 727 | 1976 |
| Walnut ST over Little Wapsipinicon Rvr | Poor condition + traffic exposure | Poor | 707 | 1968 |
| 212th ST over Stream | Poor condition + traffic exposure | Poor | 638 | 1966 |
| Reed Av over Stream | Poor condition + traffic exposure | Poor | 540 | 1968 |
| FM 260th ST over Quarter Sec Run | Poor condition + traffic exposure | Poor | 275 | 1939 |
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.