Chesterfield County Bridge Report Card
Chesterfield County scores 76 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Chesterfield County, South Carolina
Chesterfield County has 201 bridges in the National Bridge Inventory, with 8 rated poor and 13 rated scour-critical. Its poor-condition share of 4.0% is at or below the 6.3% statewide average. Poor-condition bridges carry about 6,325 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Chesterfield County a Bridge Condition Exposure Score of 76/100 (C). The county has 201 bridges in the National Bridge Inventory, including 8 in poor condition and 13 rated scour-critical. Poor-condition bridges carry about 6,325 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 | 4.0% | 8.0 |
| Poor-condition traffic exposure | 25 | 2.5% of measured traffic | 1.9 |
| Scour-critical bridge share | 20 | 6.5% | 12.9 |
| Average age vs national baseline | 10 | 51 years vs 48 nationally | 1.1 |
| Traffic-data completeness | 5 | 251,435 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 | 4.0% |
| State Poor-Condition Share | 6.3% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 6.5% |
| Average Bridge Age | 51 years |
| Poor-Condition Traffic Exposure | 6,325 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Chesterfield County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| S-13-42 over Lynches River | Poor condition + traffic exposure | Poor | 850 | 1977 |
| S-13-531 over Mangum Branch | Poor condition + traffic exposure | Poor | 100 | 1967 |
| US 1 over S.c.l. Railroad | Poor condition + traffic exposure | Poor | 4,100 | 1962 |
| S-13-45 over Rocky Creek | Poor condition + traffic exposure | Poor | 550 | 1979 |
| S-13-80 over Harris Creek | Poor condition + traffic exposure | Poor | 375 | 1961 |
| S-13-22 over Mount Prong Creek | Poor condition + traffic exposure | Poor | 200 | 1988 |
| S-13-130 over Clay Creek | Poor condition + traffic exposure | Poor | 125 | 1961 |
| C-13-62 over Westfield Creek | Poor condition + traffic exposure | Poor | 25 | 1987 |
| US 1 over Thompson Creek | Scour-critical foundation rating | Fair | 8,800 | 1931 |
| US 52 over Westfield Creek | Scour-critical foundation rating | Fair | 3,300 | 1936 |
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.