US Bridges

SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR

Fair

Harris County, Texas · SH 146/SH 225 Interchange · Structure no. 121020038912274

Built
2000
25 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
3,195 ft
3 main spans
Daily traffic
6,570
2013 count
Owner
State
State Highway Agency

About this bridge

SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR is a steel continuous stringer/multi-beam or girder carrying SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR in Harris County, Texas. It was built in 2000, so it is 25 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 6,570 vehicles a day, roughly 12% of them trucks, projected to reach 9,200 by 2033. The structure is 3,195 ft (973.8 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSH146NB to SH225WB
CrossesSH 146/225EBTO146NB/UPRR
LocationSH 146/SH 225 Interchange
RouteState Highway 146
CountyHarris County
StateTexas
Coordinates29.68483, -95.03
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+24 approach)
Design loadHS 20
Structure length3,195 ft (973.8 m)
Longest span183 ft (55.8 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,570 (2013)
Projected traffic9,200 by 2033
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
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 SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR built?

It was built in 2000, making it 25 years old in 2025.

What condition is SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR 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 SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR carry?

About 6,570 vehicles per day (2013 count), of which roughly 12% are trucks.

How long is SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR?

The structure is 3,195 ft (973.8 m) long with a longest span of 183 ft (55.8 m) and a deck 39 ft wide.

Who owns SH146NB to SH225WB over SH 146/225EBTO146NB/UPRR?

It is owned by the State Highway Agency.