20th ST SW over Otter Creek
Good Condition46 years old25 vehicles/day
Location
| State | North Dakota |
| County | Oliver |
| Location | 9 West 1 North Hannover |
| Carries | 20th ST SW |
| Crosses | Otter Creek |
| Coordinates | 47.12583, -101.61871 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 44.9 ft (13.7 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 141.4 sq m |
| Main Spans | 1 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 25 (2018) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000033107120 |