717 Rd-638/639 Av over Porter Branch
Fair Condition91 years old45 vehicles/day
Location
| State | Nebraska |
| County | Richardson |
| Location | 1s 4.7w Stel(717-638/639) |
| Carries | 717 Rd-638/639 Av |
| Crosses | Porter Branch |
| Coordinates | 40.21810, -95.85730 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 54.1 ft (16.5 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 26.6 ft (8.1 m) |
| Deck Area | 133.7 sq m |
| Main Spans | 2 |
| Year Built | 1935 (reconstructed 2010) |
Traffic
| Avg Daily Traffic | 45 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | C007400810 |