Fairfield County Bridge Report Card
Fairfield County scores 76 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Fairfield County, Connecticut
Fairfield County has 862 bridges in the National Bridge Inventory, with 33 rated poor and 46 rated scour-critical. Its poor-condition share of 3.8% is at or below the 4.8% statewide average. Poor-condition bridges carry about 340,932 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Fairfield County a Bridge Condition Exposure Score of 76/100 (C). The county has 862 bridges in the National Bridge Inventory, including 33 in poor condition and 46 rated scour-critical. Poor-condition bridges carry about 340,932 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 | 3.8% | 7.7 |
| Poor-condition traffic exposure | 25 | 1.4% of measured traffic | 1.1 |
| Scour-critical bridge share | 20 | 5.3% | 10.7 |
| Average age vs national baseline | 10 | 60 years vs 48 nationally | 4.7 |
| Traffic-data completeness | 5 | 24,284,388 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 | 3.8% |
| State Poor-Condition Share | 4.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 5.3% |
| Average Bridge Age | 60 years |
| Poor-Condition Traffic Exposure | 340,932 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Fairfield County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| US Route 1 over West River | Poor condition + traffic exposure | Poor | 17,600 | 1950 |
| West Broad Street over Rippowam River | Poor condition + traffic exposure | Poor | 14,220 | 1954 |
| Congress Street #2 over Mill River | Poor condition + traffic exposure | Poor | 6,505 | 1935 |
| West Cedar Street over Five Mile River | Poor condition + traffic exposure | Poor | 5,120 | 1910 |
| Old Kings Highway over Stony Brook | Poor condition + traffic exposure | Poor | 3,820 | 1935 |
| Greens Farms Road over Sasco Brook | Poor condition + traffic exposure | Poor | 3,540 | 1973 |
| Old Road #2 over Sasco Brook | Poor condition + traffic exposure | Poor | 2,030 | 1965 |
| Morehouse HWY #1 over Mill River | Poor condition + traffic exposure | Poor | 1,930 | 1970 |
| Mountain Road over Wataba Lake | Poor condition + traffic exposure | Poor | 444 | 1955 |
| Silver Hill Road over Aspetuck River | Poor condition + traffic exposure | Poor | 300 | 1920 |
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.