Bw 8 Ml over FM 521 & UP RR
GoodHarris County, Texas · 2.3 MI W of SH 288 · Structure no. 121020011101334
- Built
- 1997
- 28 years old, rebuilt 2013
- Condition
- Good
- inspected August 2022
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 536 ft
- 3 main spans
- Daily traffic
- 8,805
- 2012 count
- Owner
- State
- State Highway Agency
About this bridge
Bw 8 Ml over FM 521 & UP RR is a prestressed concrete stringer/multi-beam or girder carrying Bw 8 Ml over FM 521 & UP RR in Harris County, Texas. It was built in 1997 and reconstructed in 2013, so it is 28 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 8,805 vehicles a day, roughly 22% of them trucks, projected to reach 40,000 by 2032. The structure is 536 ft (163.4 m) long and 143 ft wide.
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 | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Bw 8 Ml over FM 521 & UP RR built?
It was built in 1997, making it 28 years old in 2025. It was reconstructed in 2013.
What condition is Bw 8 Ml over FM 521 & UP RR 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 August 2022.
How much traffic does Bw 8 Ml over FM 521 & UP RR carry?
About 8,805 vehicles per day (2012 count), of which roughly 22% are trucks.
How long is Bw 8 Ml over FM 521 & UP RR?
The structure is 536 ft (163.4 m) long with a longest span of 126 ft (38.4 m) and a deck 143 ft wide.
Who owns Bw 8 Ml over FM 521 & UP RR?
It is owned by the State Highway Agency and maintained by the Local Toll Authority.