US Bridges

IH 45 NB over League Line Road

Good

Montgomery County, Texas · 1.7 MI S of FM 830 · Structure no. 121700067508230

Built
2013
12 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
344 ft
2 main spans
Daily traffic
38,790
2013 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB over League Line Road is a prestressed concrete stringer/multi-beam or girder carrying IH 45 NB over League Line Road in Montgomery County, Texas. It was built in 2013, so it is 12 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 38,790 vehicles a day, roughly 23% of them trucks, projected to reach 54,300 by 2033. The structure is 344 ft (104.9 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 45 NB
CrossesLeague Line Road
Location1.7 MI S of FM 830
RouteInterstate 45
CountyMontgomery County
StateTexas
Coordinates30.36675, -95.48486
Functional classUrban Principal Arterial - Interstate

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 inspectionNovember 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHL 93
Structure length344 ft (104.9 m)
Longest span128 ft (39 m)
Deck width74 ft (22.7 m)
Roadway width73 ft (22.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,790 (2013)
Projected traffic54,300 by 2033
Trucks23%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 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 over League Line Road built?

It was built in 2013, making it 12 years old in 2025.

What condition is IH 45 NB over League Line Road 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 November 2022.

How much traffic does IH 45 NB over League Line Road carry?

About 38,790 vehicles per day (2013 count), of which roughly 23% are trucks.

How long is IH 45 NB over League Line Road?

The structure is 344 ft (104.9 m) long with a longest span of 128 ft (39 m) and a deck 74 ft wide.

Who owns IH 45 NB over League Line Road?

It is owned by the State Highway Agency.