US 40 Scn over Is 68 & Snib Hollow Run
Allegany County, Maryland · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 40 Scn over Is 68 & Snib Hollow Run in Allegany County, Maryland, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1988, making it 37 years old at the 2025 inventory.
- It carries about 281 vehicles a day (traffic count year 2009).
- Its listed owner is the state highway agency.
- It is one of 90 of the 244 inventoried bridges in Allegany County rated good (36.9%); 13 (5.3%) 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 May 2024, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (39.7012, -78.35375)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 352 ft |
| Location | 0.03 M E Od Mann Road |
| NBI structure number | 100000010129010 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 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.