SH 121 over Watters Branch
Good Condition21 years old76,084 vehicles/day
Location
| State | Texas |
| County | Collin |
| Location | 3.4 Mi W Of US 75 |
| Carries | SH 121 |
| Crosses | Watters Branch |
| Coordinates | 33.13684, -96.70008 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 66.9 ft (20.4 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Area | 1399.4 sq m |
| Main Spans | 4 |
| Year Built | 2005 |
Traffic
| Avg Daily Traffic | 76,084 (2020) |
| Truck Traffic | 12% |
| Lanes On Bridge | 14 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | Local Toll Authority |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 180430036404144 |