US Bridges

IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain

Fair

Harris County, Texas · @ IH-45 & IH-10 · Structure no. 121020027107144

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
509 ft
12 main spans
Daily traffic
15,400
2013 count
Owner
State
State Highway Agency

About this bridge

IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain is a concrete stringer/multi-beam or girder carrying IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain in Harris County, Texas. It was built in 1964, so it is 61 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 5 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 15,400 vehicles a day, roughly 5% of them trucks, projected to reach 21,560 by 2033. The structure is 509 ft (155.1 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH 10 Wb/Ih 45 NB
CrossesWhite Oak Byu Floodplain
Location@ IH-45 & IH-10
RouteInterstate 10
StateTexas
Coordinates29.77609, -95.36765
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans12 (+1 approach)
Design loadHS 20
Structure length509 ft (155.1 m)
Longest span40 ft (12.2 m)
Deck width39 ft (12 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic15,400 (2013)
Projected traffic21,560 by 2033
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain built?

It was built in 1964, making it 61 years old in 2025.

What condition is IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain 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 August 2024.

How much traffic does IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain carry?

About 15,400 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain?

The structure is 509 ft (155.1 m) long with a longest span of 40 ft (12.2 m) and a deck 39 ft wide.

Who owns IH 10 Wb/Ih 45 NB over White Oak Byu Floodplain?

It is owned by the State Highway Agency.