Frontage Road over Rock Cr;register Rock Br
Fair Condition45 years old100 vehicles/day
Location
| State | Idaho |
| County | Power |
| Location | 9.0s 8.3w American Falls |
| Carries | Frontage Road |
| Crosses | Rock Cr;register Rock Br |
| Coordinates | 42.65306, -113.01833 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 86.0 ft (26.2 m) |
| Max Span | 82.7 ft (25.2 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 275.1 sq m |
| Main Spans | 1 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 100 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000023575 |