T-459 Grist Mill over Quakake Creek
Fair Condition35 years old100 vehicles/day
Location
| State | Pennsylvania |
| County | Carbon |
| Location | Grist Mill Rd.n.of Sr4010 |
| Carries | T-459 Grist Mill |
| Crosses | Quakake Creek |
| Coordinates | 40.89491, -75.89740 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 33.1 ft (10.1 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 96.7 sq m |
| Main Spans | 1 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 100 (1979) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000009128 |