SH 99 WB over Cedar Bayou
GoodHarris County, Texas · SH 99 / Cedar Bayou · Structure no. 121020318701002
- Built
- 2020
- 5 years old
- Condition
- Good
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 3,614 ft
- 3 main spans
- Daily traffic
- 5,417
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
SH 99 WB over Cedar Bayou is a steel continuous stringer/multi-beam or girder carrying SH 99 WB over Cedar Bayou in Harris County, Texas. It was built in 2020, so it is 5 years old, younger than the Texas average of 44.4 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 5,417 vehicles a day, roughly 20% of them trucks, projected to reach 9,993 by 2042. The structure is 3,614 ft (1,101.5 m) long and 40 ft wide. If it were closed, the detour would be 9.9 mi (16 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SH 99 WB over Cedar Bayou built?
It was built in 2020, making it 5 years old in 2025.
What condition is SH 99 WB over Cedar Bayou in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.
How much traffic does SH 99 WB over Cedar Bayou carry?
About 5,417 vehicles per day (2023 count), of which roughly 20% are trucks.
How long is SH 99 WB over Cedar Bayou?
The structure is 3,614 ft (1,101.5 m) long with a longest span of 280 ft (85.3 m) and a deck 40 ft wide.
Who owns SH 99 WB over Cedar Bayou?
It is owned by the State Highway Agency.