County Highway over Trib. Little Missouri
Good Condition18 years old90 vehicles/day
Location
| State | North Dakota |
| County | Bowman |
| Location | 20 South Marmarth |
| Carries | County Highway |
| Crosses | Trib. Little Missouri |
| Coordinates | 46.01999, -103.96420 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 24.6 ft (7.5 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Width | 120.1 ft (36.6 m) |
| Deck Area | 274.5 sq m |
| Main Spans | 2 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 90 (2017) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2021 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000006105180 |