SH 99 NB over Clay RD & Mayde Crk
Good Condition12 years old9,000 vehicles/day
Location
| State | Texas |
| County | Harris |
| Location | 3.2 Mi N Of IH 10 |
| Carries | SH 99 NB |
| Crosses | Clay RD & Mayde Crk |
| Coordinates | 29.83109, -95.76092 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 6 — Scour calculated, stable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 2316.9 ft (706.2 m) |
| Max Span | 147.0 ft (44.8 m) |
| Deck Width | 43.6 ft (13.3 m) |
| Deck Area | 9392.5 sq m |
| Main Spans | 15 |
| Year Built | 2014 |
Traffic
| Avg Daily Traffic | 9,000 (2010) |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 121020351005074 |