Southeast Fairbanks County Bridge Report Card
Southeast Fairbanks County scores 53 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Southeast Fairbanks County, Alaska
Southeast Fairbanks County has 64 bridges in the National Bridge Inventory, with 7 rated poor and 12 rated scour-critical. Its poor-condition share of 10.9% is above the 7.5% statewide average. Poor-condition bridges carry about 1,310 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Southeast Fairbanks County a Bridge Condition Exposure Score of 53/100 (F). The county has 64 bridges in the National Bridge Inventory, including 7 in poor condition and 12 rated scour-critical. Poor-condition bridges carry about 1,310 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 | 10.9% | 21.9 |
| Poor-condition traffic exposure | 25 | 6.4% of measured traffic | 4.8 |
| Scour-critical bridge share | 20 | 18.8% | 20.0 |
| Average age vs national baseline | 10 | 45 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 20,424 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 | 10.9% |
| State Poor-Condition Share | 7.5% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 18.8% |
| Average Bridge Age | 45 years |
| Poor-Condition Traffic Exposure | 1,310 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Southeast Fairbanks County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Richardson Highway over Castner Creek | Poor condition + traffic exposure | Poor | 280 | 1958 |
| Alaska Highway over Johnson River | Poor condition + traffic exposure | Poor | 180 | 1944 |
| Alaska Highway over Gerstle River | Poor condition + traffic exposure | Poor | 180 | 1944 |
| Taylor Highway over Taylor Creek | Poor condition + traffic exposure | Poor | 160 | 1977 |
| Richardson Highway over Upper Miller Creek | Poor condition + traffic exposure | Poor | 280 | 1958 |
| Irr:northway Road over Fish Camp Creek | Poor condition + traffic exposure | Poor | 210 | 1987 |
| Taylor Highway over American Creek No 1 | Poor condition + traffic exposure | Poor | 20 | 1988 |
| Richardson Highway over Tanana River Big Delta | Scour-critical foundation rating | Fair | 1,990 | 1966 |
| Richardson Highway over Trims Creek | Scour-critical foundation rating | Fair | 280 | 1954 |
| Richardson Highway over Michael Creek | Scour-critical foundation rating | Fair | 280 | 1954 |
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.