US Bridges

IH 45 SB over Stokes RD & UPRR

Fair

Harris County, Texas · 0.50 MI N of IH 610 · Structure no. 121020050003337

Built
1960
65 years old, rebuilt 1980
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
905 ft
3 main spans
Daily traffic
117,314
2017 count
Owner
State
State Highway Agency

About this bridge

IH 45 SB over Stokes RD & UPRR is a steel stringer/multi-beam or girder carrying IH 45 SB over Stokes RD & UPRR in Harris County, Texas. It was built in 1960 and reconstructed in 1980, so it is 65 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 117,314 vehicles a day, roughly 7% of them trucks, projected to reach 172,130 by 2035. The structure is 905 ft (275.8 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 45 SB
CrossesStokes RD & UPRR
Location0.50 MI N of IH 610
RouteInterstate 45
CountyHarris County
StateTexas
Coordinates29.81914, -95.3779
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+18 approach)
Design loadHS 20
Structure length905 ft (275.8 m)
Longest span60 ft (18.3 m)
Deck width83 ft (25.3 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic117,314 (2017)
Projected traffic172,130 by 2035
Trucks7%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 45 SB over Stokes RD & UPRR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1980.

What condition is IH 45 SB over Stokes RD & 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 October 2024.

How much traffic does IH 45 SB over Stokes RD & UPRR carry?

About 117,314 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is IH 45 SB over Stokes RD & UPRR?

The structure is 905 ft (275.8 m) long with a longest span of 60 ft (18.3 m) and a deck 83 ft wide.

Who owns IH 45 SB over Stokes RD & UPRR?

It is owned by the State Highway Agency.