SH 121 NB Fr over White Rock Creek
Good Condition19 years old22,081 vehicles/day
Location
| State | Texas |
| County | Collin |
| Location | 1.4 Mi NE Of SH 289 |
| Carries | SH 121 NB Fr |
| Crosses | White Rock Creek |
| Coordinates | 33.10496, -96.78484 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 330.1 ft (100.6 m) |
| Max Span | 109.9 ft (33.5 m) |
| Deck Width | 50.9 ft (15.5 m) |
| Deck Area | 1559.3 sq m |
| Main Spans | 3 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 22,081 (2020) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | Local Toll Authority |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 180430036404171 |