US Bridges

IH 45 over River Plantation DR

Good

Montgomery County, Texas · 1.35 MI N of FM 1488 · Structure no. 121700011004183

Built
2007
18 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
1 main span
Daily traffic
156,512
2020 count
Owner
State
State Highway Agency

About this bridge

IH 45 over River Plantation DR is a prestressed concrete stringer/multi-beam or girder carrying IH 45 over River Plantation DR in Montgomery County, Texas. It was built in 2007, so it is 18 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 156,512 vehicles a day, roughly 8% of them trucks, projected to reach 194,350 by 2033. The structure is 210 ft (64 m) long and 180 ft wide.

CarriesIH 45
CrossesRiver Plantation DR
Location1.35 MI N of FM 1488
RouteInterstate 45
StateTexas
Coordinates30.25587, -95.45686
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 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, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length210 ft (64 m)
Longest span100 ft (30.5 m)
Deck width180 ft (54.8 m)
Roadway width175 ft (53.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156,512 (2020)
Projected traffic194,350 by 2033
Trucks8%
Lanes on structure9
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 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 over River Plantation DR built?

It was built in 2007, making it 18 years old in 2025.

What condition is IH 45 over River Plantation DR 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 October 2022.

How much traffic does IH 45 over River Plantation DR carry?

About 156,512 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is IH 45 over River Plantation DR?

The structure is 210 ft (64 m) long with a longest span of 100 ft (30.5 m) and a deck 180 ft wide.

Who owns IH 45 over River Plantation DR?

It is owned by the State Highway Agency.