Us-491 over Malpais Arroyo
Fair Condition57 years old4,224 vehicles/day
Location
| State | New Mexico |
| County | San Juan |
| Location | US 491 Mm 102.01 |
| Carries | Us-491 |
| Crosses | Malpais Arroyo |
| Coordinates | 36.92564, -108.72528 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 183.4 sq m |
| Main Spans | 4 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 4,224 (2023) |
| Truck Traffic | 17% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000007090 |