Pend Oreille County Bridge Report Card
Pend Oreille County scores 54 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Pend Oreille County, Washington
Pend Oreille County has 71 bridges in the National Bridge Inventory, with 11 rated poor and 1 rated scour-critical. Its poor-condition share of 15.5% is above the 5.6% statewide average. Poor-condition bridges carry about 4,624 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Pend Oreille County a Bridge Condition Exposure Score of 54/100 (F). The county has 71 bridges in the National Bridge Inventory, including 11 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 4,624 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 | 15.5% | 31.0 |
| Poor-condition traffic exposure | 25 | 15.9% of measured traffic | 11.9 |
| Scour-critical bridge share | 20 | 1.4% | 2.8 |
| Average age vs national baseline | 10 | 44 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 29,061 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 | 15.5% |
| State Poor-Condition Share | 5.6% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.4% |
| Average Bridge Age | 44 years |
| Poor-Condition Traffic Exposure | 4,624 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Pend Oreille County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| SR 31 over Sullivan Creek | Poor condition + traffic exposure | Poor | 949 | 1927 |
| Fifth AVE (usk) over Pend Oreille River | Poor condition + traffic exposure | Poor | 1,900 | 1964 |
| SR 20 over Tacoma CR | Poor condition + traffic exposure | Poor | 1,202 | 1946 |
| Tacoma Creek RD over Tacoma Creek | Poor condition + traffic exposure | Poor | 290 | 1960 |
| Cedar Creek RD over Cedar Creek | Poor condition + traffic exposure | Poor | 119 | 1985 |
| Fs Route No. 659 over Upper W. Branch | Poor condition + traffic exposure | Poor | 50 | 1954 |
| Fs Route No. 312 over Upper W. Branch | Poor condition + traffic exposure | Poor | 50 | 1954 |
| Fs Route No. 1107 over Upper W. Branch | Poor condition + traffic exposure | Poor | 50 | 1956 |
| No Data Entered over E. Branch Leclerc Creek | Poor condition + traffic exposure | Poor | 8 | 1960 |
| No Data Entered over West Branch Leclerc Cree | Poor condition + traffic exposure | Poor | 5 | 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.