SH 121 Sbml over Sister Grove Creek
Good Condition6 years old6,400 vehicles/day
Location
| State | Texas |
| County | Collin |
| Location | 5.85 Mi NE Of FM 545 |
| Carries | SH 121 Sbml |
| Crosses | Sister Grove Creek |
| Coordinates | 33.33308, -96.48067 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 1270.0 ft (387.1 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 40.0 ft (12.2 m) |
| Deck Area | 4722.6 sq m |
| Main Spans | 14 |
| Year Built | 2020 |
Traffic
| Avg Daily Traffic | 6,400 (2016) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 180430054903237 |