US Bridges

IH 45 NB Hov Ex Rp over IH 45 NB Ml

Fair

Harris County, Texas · 0.6 MI S of FM 1960 · Structure no. 121020011005393

Built
1995
30 years old
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
578 ft
2 main spans
Daily traffic
4,723
2021 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB Hov Ex Rp over IH 45 NB Ml is a prestressed concrete stringer/multi-beam or girder carrying IH 45 NB Hov Ex Rp over IH 45 NB Ml in Harris County, Texas. It was built in 1995, so it is 30 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 4,723 vehicles a day, roughly 12% of them trucks, projected to reach 6,613 by 2041. The structure is 578 ft (176.2 m) long and 23 ft wide.

Location

Open in Google Maps
CarriesIH 45 NB Hov Ex Rp
CrossesIH 45 NB Ml
Location0.6 MI S of FM 1960
RouteInterstate 45
CountyHarris County
StateTexas
Coordinates30.01242, -95.42781
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2 (+3 approach)
Design loadHS 20
Structure length578 ft (176.2 m)
Longest span118 ft (36 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,723 (2021)
Projected traffic6,613 by 2041
Trucks12%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 IH 45 NB Hov Ex Rp over IH 45 NB Ml built?

It was built in 1995, making it 30 years old in 2025.

What condition is IH 45 NB Hov Ex Rp over IH 45 NB Ml 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 November 2022.

How much traffic does IH 45 NB Hov Ex Rp over IH 45 NB Ml carry?

About 4,723 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is IH 45 NB Hov Ex Rp over IH 45 NB Ml?

The structure is 578 ft (176.2 m) long with a longest span of 118 ft (36 m) and a deck 23 ft wide.

Who owns IH 45 NB Hov Ex Rp over IH 45 NB Ml?

It is owned by the State Highway Agency.