US Bridges

IH 10 WB FR over Carpenters Bayou

Fair

Harris County, Texas · 0.35 MI E of Bw 8 · Structure no. 121020050801364

Built
1985
40 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
165 ft
3 main spans
Daily traffic
5,750
2010 count
Owner
State
State Highway Agency

About this bridge

IH 10 WB FR over Carpenters Bayou is a prestressed concrete box beam or girders - multiple carrying IH 10 WB FR over Carpenters Bayou in Harris County, Texas. It was built in 1985, so it is 40 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 5,750 vehicles a day, roughly 3% of them trucks, projected to reach 8,780 by 2030. The structure is 165 ft (50.3 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 10 WB FR
CrossesCarpenters Bayou
Location0.35 MI E of Bw 8
RouteState Highway 10
CountyHarris County
StateTexas
Coordinates29.77254, -95.14977
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span55 ft (16.8 m)
Deck width45 ft (13.7 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,750 (2010)
Projected traffic8,780 by 2030
Trucks3%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$15,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 10 WB FR over Carpenters Bayou built?

It was built in 1985, making it 40 years old in 2025.

What condition is IH 10 WB FR over Carpenters Bayou 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 November 2024.

How much traffic does IH 10 WB FR over Carpenters Bayou carry?

About 5,750 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is IH 10 WB FR over Carpenters Bayou?

The structure is 165 ft (50.3 m) long with a longest span of 55 ft (16.8 m) and a deck 45 ft wide.

Who owns IH 10 WB FR over Carpenters Bayou?

It is owned by the State Highway Agency.