US Bridges

IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman

Fair

Harris County, Texas · @ IH 10 & IH 45 · Structure no. 121020050003326

Built
1968
57 years old, rebuilt 1992
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
907 ft
11 main spans
Daily traffic
21,260
2013 count
Owner
State
State Highway Agency

About this bridge

IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman is a prestressed concrete stringer/multi-beam or girder carrying IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman in Harris County, Texas. It was built in 1968 and reconstructed in 1992, so it is 57 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 21,260 vehicles a day, roughly 7% of them trucks, projected to reach 29,760 by 2033. The structure is 907 ft (276.5 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH 45 Sb/Ih 10 WB
CrossesWhite Oak Byu & Quitman
Location@ IH 10 & IH 45
RouteInterstate 45
StateTexas
Coordinates29.77921, -95.36955
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating53 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11 (+4 approach)
Design loadHS 20
Structure length907 ft (276.5 m)
Longest span76 ft (23.2 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,260 (2013)
Projected traffic29,760 by 2033
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1992.

What condition is IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman carry?

About 21,260 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman?

The structure is 907 ft (276.5 m) long with a longest span of 76 ft (23.2 m) and a deck 25 ft wide.

Who owns IH 45 Sb/Ih 10 WB over White Oak Byu & Quitman?

It is owned by the State Highway Agency.