Harnett County Bridge Report Card
Harnett County scores 86 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Harnett County, North Carolina
Harnett County has 137 bridges in the National Bridge Inventory, with 5 rated poor and 2 rated scour-critical. Its poor-condition share of 3.6% is at or below the 7.1% statewide average. Poor-condition bridges carry about 31,504 daily vehicle crossings.
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Copyable Facts for Reporters
BridgeLookup.com gives Harnett County a Bridge Condition Exposure Score of 86/100 (B). The county has 137 bridges in the National Bridge Inventory, including 5 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 31,504 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 | 3.6% | 7.3 |
| Poor-condition traffic exposure | 25 | 5.1% of measured traffic | 3.8 |
| Scour-critical bridge share | 20 | 1.5% | 2.9 |
| Average age vs national baseline | 10 | 41 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 623,839 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 | 3.6% |
| State Poor-Condition Share | 7.1% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.5% |
| Average Bridge Age | 41 years |
| Poor-Condition Traffic Exposure | 31,504 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Harnett County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Trail over Muddy Creek | Poor condition + traffic exposure | Poor | 1 | 1960 |
| I95s over Us421 Nc55 | Poor condition + traffic exposure | Poor | 25,500 | 1955 |
| Sr1793 over I95 | Poor condition + traffic exposure | Poor | 6,000 | 1954 |
| Abandon Railroad over Overhills Lake | Poor condition + traffic exposure | Poor | 2 | 1960 |
| Firebreak 2 over Flat Creek | Poor condition + traffic exposure | Poor | 1 | 1960 |
| Nursery Road over Muddy Creek | Scour-critical foundation rating | Good | 2 | 1975 |
| I95 over Stoney Run | High traffic | Fair | 51,500 | 1965 |
| I95n over Us421 Nc55 | High traffic | Fair | 25,500 | 1955 |
| Nc87 over Gum Swamp | High traffic | Fair | 24,500 | 1928 |
| Nc87 over Cypress Creek | High traffic | Fair | 24,500 | 1928 |
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.