US Bridges

US 59 NB IH10 WB over Buffalo Bayou IH10 US59

Fair

Harris County, Texas · US59 IH10 Interchange · Structure no. 121020050801295

Built
2002
23 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
2,866 ft
13 main spans
Daily traffic
86,000
2010 count
Owner
State
State Highway Agency

About this bridge

US 59 NB IH10 WB over Buffalo Bayou IH10 US59 is a steel continuous box beam or girders - multiple carrying US 59 NB IH10 WB over Buffalo Bayou IH10 US59 in Harris County, Texas. It was built in 2002, so it is 23 years old, younger 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 86,000 vehicles a day, projected to reach 121,000 by 2030. The structure is 2,866 ft (873.6 m) long and 33 ft wide.

CarriesUS 59 NB IH10 WB
CrossesBuffalo Bayou IH10 US59
LocationUS59 IH10 Interchange
RouteU.S. Route 10
StateTexas
Coordinates29.76878, -95.3448
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans13 (+6 approach)
Design loadHS 20
Structure length2,866 ft (873.6 m)
Longest span250 ft (76.2 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic86,000 (2010)
Projected traffic121,000 by 2030
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway, waterway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 59 NB IH10 WB over Buffalo Bayou IH10 US59 built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 59 NB IH10 WB over Buffalo Bayou IH10 US59 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 September 2024.

How much traffic does US 59 NB IH10 WB over Buffalo Bayou IH10 US59 carry?

About 86,000 vehicles per day (2010 count).

How long is US 59 NB IH10 WB over Buffalo Bayou IH10 US59?

The structure is 2,866 ft (873.6 m) long with a longest span of 250 ft (76.2 m) and a deck 33 ft wide.

Who owns US 59 NB IH10 WB over Buffalo Bayou IH10 US59?

It is owned by the State Highway Agency.