US Bridges

IH 45 over US 90A (s Wayside Dr)

Fair

Harris County, Texas · 2.00 MI NW of IH 610 · Structure no. 121020050003224

Built
1949
76 years old, rebuilt 1983
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
292 ft
3 main spans
Daily traffic
159,020
2013 count
Owner
State
State Highway Agency

About this bridge

IH 45 over US 90A (s Wayside Dr) is a steel continuous stringer/multi-beam or girder carrying IH 45 over US 90A (s Wayside Dr) in Harris County, Texas. It was built in 1949 and reconstructed in 1983, so it is 76 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 159,020 vehicles a day, roughly 7% of them trucks, projected to reach 222,630 by 2033. The structure is 292 ft (89 m) long and 165 ft wide.

CarriesIH 45
CrossesUS 90A (s Wayside Dr)
Location2.00 MI NW of IH 610
RouteInterstate 45
StateTexas
Coordinates29.71513, -95.31547
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadOther
Structure length292 ft (89 m)
Longest span76 ft (23.2 m)
Deck width165 ft (50.4 m)
Roadway width163 ft (49.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic159,020 (2013)
Projected traffic222,630 by 2033
Trucks7%
Lanes on structure11
Traffic directionTwo-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 over US 90A (s Wayside Dr) built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1983.

What condition is IH 45 over US 90A (s Wayside 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 October 2024.

How much traffic does IH 45 over US 90A (s Wayside Dr) carry?

About 159,020 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is IH 45 over US 90A (s Wayside Dr)?

The structure is 292 ft (89 m) long with a longest span of 76 ft (23.2 m) and a deck 165 ft wide.

Who owns IH 45 over US 90A (s Wayside Dr)?

It is owned by the State Highway Agency.