SH 21 over Still Creek
Good Condition25 years old19,133 vehicles/day
Location
| State | Texas |
| County | Brazos |
| Location | 0.9 Mi SW Of Bs 6 |
| Carries | SH 21 |
| Crosses | Still Creek |
| Coordinates | 30.68103, -96.38470 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 55.1 ft (16.8 m) |
| Max Span | 55.1 ft (16.8 m) |
| Deck Width | 96.5 ft (29.4 m) |
| Deck Area | 493.9 sq m |
| Main Spans | 1 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 19,133 (2020) |
| Truck Traffic | 19% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 170210011604054 |