Anderson County Bridge Report Card
Anderson County scores 76 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Anderson County, Kansas
Anderson County has 144 bridges in the National Bridge Inventory, with 6 rated poor and 5 rated scour-critical. Its poor-condition share of 4.2% is at or below the 5.2% statewide average. Poor-condition bridges carry about 459 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Anderson County a Bridge Condition Exposure Score of 76/100 (C). The county has 144 bridges in the National Bridge Inventory, including 6 in poor condition and 5 rated scour-critical. Poor-condition bridges carry about 459 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 | 4.2% | 8.3 |
| Poor-condition traffic exposure | 25 | 0.8% of measured traffic | 0.6 |
| Scour-critical bridge share | 20 | 3.5% | 6.9 |
| Average age vs national baseline | 10 | 69 years vs 48 nationally | 8.5 |
| Traffic-data completeness | 5 | 56,631 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 | 4.2% |
| State Poor-Condition Share | 5.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.5% |
| Average Bridge Age | 69 years |
| Poor-Condition Traffic Exposure | 459 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Anderson County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| 1600 RD I.1-16.0 over Fish Creek | Poor condition + traffic exposure | Poor | 190 | 1935 |
| 1300 RD O.3-13.0 over Bradshaw Creek | Poor condition + traffic exposure | Poor | 78 | 1930 |
| Jackson H.4-20.3 over Pottowatomie Ck | Poor condition + traffic exposure | Poor | 50 | 1920 |
| Maryland M.0-11.2 over Cedar Creek Trib | Poor condition + traffic exposure | Poor | 50 | 1930 |
| 500 RD T.2-5.0 over Trib. N Fk. Little Osage | Poor condition + traffic exposure | Poor | 50 | 1930 |
| Vermont W.0-13.9 over Saline Creek | Poor condition + traffic exposure | Poor | 41 | 1930 |
| Us59 K31 HWY over Deer Creek | Scour-critical foundation rating | Fair | 1,467 | 1950 |
| K31 HWY over Pottawatomie Creek | Scour-critical foundation rating | Fair | 605 | 1960 |
| K31 HWY over Elm Creek | Scour-critical foundation rating | Fair | 605 | 1978 |
| 400 RD O.2-4.0 over Trib. To Deer Creek | Scour-critical foundation rating | Fair | 20 | 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.