CR 508 - A over Dr Ditch
Clay County, Arkansas · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 508 - A over Dr Ditch in Clay County, Arkansas, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1985, making it 40 years old at the 2025 inventory.
- It carries about 312 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 21 of the 201 inventoried bridges in Clay County rated poor (10.4%); 21 (10.4%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated May 2024, on a 12-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (36.23734, -90.22523)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 3 | 3 | Serious condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel |
| Length | about 40 ft |
| Location | 1.5 So Hargraves Corner |
| NBI structure number | 000000000020471 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Arkansas department of transportation.
Busiest bridges in Clay County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 67-20-lm 12.03 over Cypress CR | 1931 | 8,799 | Fair |
| US 67-20- Lm 10.39 over Cypress Creek | 1928 | 7,389 | Fair |
| US 67-20- Lm 9.50 over Middle Creek | 1928 | 7,300 | Fair |
| US 67-20- Lm 12.83 over Ditch | 1928 | 6,935 | Fair |
| US 67-20- Lm 8.40 over Oak CR | 1928 | 6,666 | Fair |
| US 67 Sec. 20 over Murray Creek | 1928 | 6,666 | Good |
All bridges nearby: Clay County, AR bridge conditions · every bridge in Clay County · Arkansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.