Irr 4554C over Winship Branch
McCurtain County, Oklahoma · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr 4554C over Winship Branch in McCurtain County, Oklahoma, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 28 of the 265 inventoried bridges in McCurtain County rated poor (10.6%); 28 (10.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated November 2024, on a 6-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (34.37514, -94.9461)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 2 | 2 | Critical condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 34 ft |
| Location | 1.4 S; 1.0 W Battiest |
| NBI structure number | 171360000000000 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2024 |
| Inspection interval (item 91) | 6 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in McCurtain County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. 70 N.B. over Little River Oflow | 2017 | 12,300 | Good |
| U.S. 70 N.B. over Little River Oflow | 2017 | 12,300 | Good |
| U.S. 70/us-259/sh3 over Creek | 1934 | 12,000 | Good |
| U.S. 70 over Clear Creek | 2018 | 8,400 | Good |
| U.S. 259 over Yanubbee Creek | 1957 | 6,900 | Good |
| U.S. 259 over Yanubbee Creek | 1957 | 6,800 | Good |
All bridges nearby: McCurtain County, OK bridge conditions · every bridge in McCurtain County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.