Nasa RD 1 over Mud / Clear Lake
Fair Condition28 years old37,468 vehicles/day
Location
| State | Texas |
| County | Harris |
| Location | 3.4 Mi NE Of SH 3 |
| Carries | Nasa RD 1 |
| Crosses | Mud / Clear Lake |
| Coordinates | 29.56067, -95.07344 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 1390.1 ft (423.7 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 78.7 ft (24 m) |
| Deck Area | 10168.8 sq m |
| Main Spans | 28 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 37,468 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 121020098101023 |