US Bridges

SH 225 Eb/Ih 610NB over IH 610

Fair

Harris County, Texas · IH 610 @ SH 225 (intrchg) · Structure no. 121020027115354

Built
1974
51 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
610 ft
1 main span
Daily traffic
2,410
2008 count
Owner
State
State Highway Agency

About this bridge

SH 225 Eb/Ih 610NB over IH 610 is a steel continuous stringer/multi-beam or girder carrying SH 225 Eb/Ih 610NB over IH 610 in Harris County, Texas. It was built in 1974, so it is 51 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 2,410 vehicles a day, roughly 13% of them trucks, projected to reach 4,820 by 2028. The structure is 610 ft (185.9 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSH 225 Eb/Ih 610NB
CrossesIH 610
LocationIH 610 @ SH 225 (intrchg)
RouteState Highway 225
CountyHarris County
StateTexas
Coordinates29.70997, -95.26717
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+6 approach)
Design loadUnknown
Structure length610 ft (185.9 m)
Longest span148 ft (45.1 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deck26 ft (7.8 m)

Traffic and service

Average daily traffic2,410 (2008)
Projected traffic4,820 by 2028
Trucks13%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 SH 225 Eb/Ih 610NB over IH 610 built?

It was built in 1974, making it 51 years old in 2025.

What condition is SH 225 Eb/Ih 610NB over IH 610 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 SH 225 Eb/Ih 610NB over IH 610 carry?

About 2,410 vehicles per day (2008 count), of which roughly 13% are trucks.

How long is SH 225 Eb/Ih 610NB over IH 610?

The structure is 610 ft (185.9 m) long with a longest span of 148 ft (45.1 m) and a deck 26 ft wide.

Who owns SH 225 Eb/Ih 610NB over IH 610?

It is owned by the State Highway Agency.