S.H. 37 over I-44 Under
Cleveland County, Oklahoma · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- S.H. 37 over I-44 Under in Cleveland County, Oklahoma, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1964, making it 61 years old at the 2025 inventory.
- It carries about 8,900 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 14 of the 315 inventoried bridges in Cleveland County rated poor (4.4%); 14 (4.4%) are rated poor.
- 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 → (35.33396, -97.59251)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 5 | Fair condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 188 ft |
| Location | 1.9 Mi N Mcclain C/l |
| NBI structure number | 161100000000000 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Cleveland County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-35 over 27TH St. Under | 2002 | 126,600 | Fair |
| I-35 over 89TH St. Under | 2002 | 119,200 | Good |
| I-35 over Creek | 1966 | 113,500 | Fair |
| I-35 over Main St. Under | 1966 | 113,500 | Fair |
| I-35 over 5TH St. Under | 1967 | 113,500 | Good |
| I-35 over Creek | 1951 | 109,400 | Fair |
All bridges nearby: Cleveland County, OK bridge conditions · every bridge in Cleveland County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.