US Bridges

IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov

Fair

Harris County, Texas · IH 610 @ IH 45 (interchg) · Structure no. 121020050003218

Built
1951
74 years old, rebuilt 1981
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
200 ft
4 main spans
Daily traffic
15,900
2013 count
Owner
State
State Highway Agency

About this bridge

IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov is a steel stringer/multi-beam or girder carrying IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov in Harris County, Texas. It was built in 1951 and reconstructed in 1981, so it is 74 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 15,900 vehicles a day, roughly 7% of them trucks, projected to reach 22,260 by 2033. The structure is 200 ft (61 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 45 Sb/Ih 610 EB
CrossesIH 610 WB FR & Hov
LocationIH 610 @ IH 45 (interchg)
RouteInterstate 45
CountyHarris County
StateTexas
Coordinates29.69724, -95.29017
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.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length200 ft (61 m)
Longest span50 ft (15.2 m)
Deck width55 ft (16.9 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deck19 ft (5.9 m)

Traffic and service

Average daily traffic15,900 (2013)
Projected traffic22,260 by 2033
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 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 45 Sb/Ih 610 EB over IH 610 WB FR & Hov built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1981.

What condition is IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov 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 IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov carry?

About 15,900 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov?

The structure is 200 ft (61 m) long with a longest span of 50 ft (15.2 m) and a deck 55 ft wide.

Who owns IH 45 Sb/Ih 610 EB over IH 610 WB FR & Hov?

It is owned by the State Highway Agency.