US Bridges

US 90A over Union Pacific Railroad

Good

Fort Bend County, Texas · 0.68 MI W of FM 723 · Structure no. 120800002706577

Built
2020
5 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
788 ft
7 main spans
Daily traffic
3,000
2020 count
Owner
State
State Highway Agency

About this bridge

US 90A over Union Pacific Railroad is a prestressed concrete stringer/multi-beam or girder carrying US 90A over Union Pacific Railroad in Fort Bend 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,000 vehicles a day, roughly 16% of them trucks, projected to reach 4,000 by 2040. The structure is 788 ft (240.2 m) long and 82 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 90A
CrossesUnion Pacific Railroad
Location0.68 MI W of FM 723
RouteU.S. Route 90
StateTexas
Coordinates29.55904, -95.82155
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans7 (+7 approach)
Design loadHL 93
Structure length788 ft (240.2 m)
Longest span135 ft (41.1 m)
Deck width82 ft (25.1 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2020)
Projected traffic4,000 by 2040
Trucks16%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 90A over Union Pacific Railroad built?

It was built in 2020, making it 5 years old in 2025.

What condition is US 90A over Union Pacific Railroad 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 October 2022.

How much traffic does US 90A over Union Pacific Railroad carry?

About 3,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is US 90A over Union Pacific Railroad?

The structure is 788 ft (240.2 m) long with a longest span of 135 ft (41.1 m) and a deck 82 ft wide.

Who owns US 90A over Union Pacific Railroad?

It is owned by the State Highway Agency.