Md 36 over Jennings Run
Allegany County, Maryland · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Md 36 over Jennings Run in Allegany County, Maryland, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1985, making it 40 years old at the 2025 inventory.
- It carries about 2,150 vehicles a day (traffic count year 2009).
- Its listed owner is the state highway agency.
- It is one of 141 of the 244 inventoried bridges in Allegany County rated fair (57.8%); 13 (5.3%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: culvert 6 to 5.
- Its most recent inspection on record is dated January 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.67802, -78.89597)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 6 | 5 | Fair condition |
Bridge details
| Structure | Steel culvert |
| Length | about 40 ft |
| Location | 0.06 Mi N of Md 638 |
| NBI structure number | 100000010009030 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Maryland department of transportation.
Busiest bridges in Allegany County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Is 68 over Wills Creek CSX RR Mun | 1968 | 53,950 | Fair |
| Is 68 over US 220 | 1968 | 47,770 | Fair |
| Is 68 over Kelly Blvd CSX Trans. | 1968 | 46,611 | Fair |
| Is 68 over Patterson Avenue | 1968 | 46,611 | Fair |
| Is 68 over Md 658 | 1968 | 38,810 | Fair |
| Marion Street over I-68 | 1968 | 30,530 | Fair |
All bridges nearby: Allegany County, MD bridge conditions · every bridge in Allegany County · Maryland bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.