US Bridges

Conn D IH 10 to 59 over Buff Bayou RR Jensn H10

Fair

Harris County, Texas · US59/IH10 Interchange · Structure no. 121020050801294

Built
2002
23 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
4,493 ft
4 main spans
Daily traffic
160,180
2014 count
Owner
State
State Highway Agency

About this bridge

Conn D IH 10 to 59 over Buff Bayou RR Jensn H10 is a steel continuous box beam or girders - multiple carrying Conn D IH 10 to 59 over Buff Bayou RR Jensn H10 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 160,180 vehicles a day, roughly 2% of them trucks, projected to reach 295,660 by 2034. The structure is 4,493 ft (1,369.5 m) long and 39 ft wide.

CarriesConn D IH 10 to 59
CrossesBuff Bayou RR Jensn H10
LocationUS59/IH10 Interchange
RouteInterstate 10
StateTexas
Coordinates29.76349, -95.35004
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry7: Better than present minimum 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 spans4 (+30 approach)
Design loadHS 20
Structure length4,493 ft (1,369.5 m)
Longest span310 ft (94.5 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic160,180 (2014)
Projected traffic295,660 by 2034
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway, waterway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Conn D IH 10 to 59 over Buff Bayou RR Jensn H10 built?

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

What condition is Conn D IH 10 to 59 over Buff Bayou RR Jensn H10 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 Conn D IH 10 to 59 over Buff Bayou RR Jensn H10 carry?

About 160,180 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Conn D IH 10 to 59 over Buff Bayou RR Jensn H10?

The structure is 4,493 ft (1,369.5 m) long with a longest span of 310 ft (94.5 m) and a deck 39 ft wide.

Who owns Conn D IH 10 to 59 over Buff Bayou RR Jensn H10?

It is owned by the State Highway Agency.