US Bridges

IH 45 NB over Airline DR & Victoria DR

Fair

Harris County, Texas · 1.5 MI N of IH 610 · Structure no. 121020050003087

Built
1960
65 years old, rebuilt 1987
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
650 ft
4 main spans
Daily traffic
100,485
2023 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB over Airline DR & Victoria DR is a steel continuous stringer/multi-beam or girder carrying IH 45 NB over Airline DR & Victoria DR in Harris County, Texas. It was built in 1960 and reconstructed in 1987, 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 100,485 vehicles a day, roughly 7% of them trucks, projected to reach 140,679 by 2042. The structure is 650 ft (198.1 m) long and 73 ft wide.

CarriesIH 45 NB
CrossesAirline DR & Victoria DR
Location1.5 MI N of IH 610
RouteInterstate 45
StateTexas
Coordinates29.83342, -95.3844
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+7 approach)
Design loadHS 20
Structure length650 ft (198.1 m)
Longest span87 ft (26.4 m)
Deck width73 ft (22.1 m)
Roadway width59 ft (17.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100,485 (2023)
Projected traffic140,679 by 2042
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 NB over Airline DR & Victoria DR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1987.

What condition is IH 45 NB over Airline DR & Victoria DR 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 IH 45 NB over Airline DR & Victoria DR carry?

About 100,485 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is IH 45 NB over Airline DR & Victoria DR?

The structure is 650 ft (198.1 m) long with a longest span of 87 ft (26.4 m) and a deck 73 ft wide.

Who owns IH 45 NB over Airline DR & Victoria DR?

It is owned by the State Highway Agency.