US Bridges

Louetta RD over IH 45

Good

Harris County, Texas · 0.6 MI S of FM 2920 · Structure no. 121020011005153

Built
1994
31 years old
Condition
Good
inspected September 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
440 ft
4 main spans
Daily traffic
24,428
2021 count
Owner
State
State Highway Agency

About this bridge

Louetta RD over IH 45 is a prestressed concrete stringer/multi-beam or girder carrying Louetta RD over IH 45 in Harris County, Texas. It was built in 1994, so it is 31 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 24,428 vehicles a day, roughly 4% of them trucks, projected to reach 34,199 by 2041. The structure is 440 ft (134.1 m) long and 85 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLouetta RD
CrossesIH 45
Location0.6 MI S of FM 2920
RouteCounty Highway 0
StateTexas
Coordinates30.06686, -95.43444
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length440 ft (134.1 m)
Longest span118 ft (36 m)
Deck width85 ft (25.8 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,428 (2021)
Projected traffic34,199 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Louetta RD over IH 45 built?

It was built in 1994, making it 31 years old in 2025.

What condition is Louetta RD over IH 45 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2022.

How much traffic does Louetta RD over IH 45 carry?

About 24,428 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Louetta RD over IH 45?

The structure is 440 ft (134.1 m) long with a longest span of 118 ft (36 m) and a deck 85 ft wide.

Who owns Louetta RD over IH 45?

It is owned by the State Highway Agency.