Us-550 Nbl over Hampton Arroyo
Fair Condition65 years old15,330 vehicles/day
Location
| State | New Mexico |
| County | San Juan |
| Location | 0.70 Mi North Jct Nm-516 |
| Carries | Us-550 Nbl |
| Crosses | Hampton Arroyo |
| Coordinates | 36.83099, -107.98213 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 3 (Serious) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 118.1 ft (36 m) |
| Max Span | 17.1 ft (5.2 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 446.4 sq m |
| Main Spans | 7 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 15,330 (2023) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000000000006222 |