SH 121 over Drain
Good Condition20 years old18,823 vehicles/day
Location
| State | Texas |
| County | Denton |
| Location | 0.45 Mi NE Of FM 423 |
| Carries | SH 121 |
| Crosses | Drain |
| Coordinates | 33.06764, -96.88501 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 35.1 ft (10.7 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Area | 704.1 sq m |
| Main Spans | 4 |
| Year Built | 2006 |
Traffic
| Avg Daily Traffic | 18,823 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 15 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | Local Toll Authority |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 180610036403108 |