US Bridges

IH 45 NB over Stewarts CR

Good

Montgomery County, Texas · 2.55 MI S of FM 1097 · Structure no. 121700067508233

Built
2013
12 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
65 ft
6 main spans
Daily traffic
38,790
2013 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB over Stewarts CR is a concrete culvert carrying IH 45 NB over Stewarts CR 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 65 ft (19.8 m) long and 134 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 45 NB
CrossesStewarts CR
Location2.55 MI S of FM 1097
RouteInterstate 45
StateTexas
Coordinates30.38459, -95.48574
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span9 ft (2.7 m)
Deck width134 ft (40.8 m)
Roadway width70 ft (21.3 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
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 45 NB over Stewarts CR built?

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

What condition is IH 45 NB over Stewarts CR 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 2024.

How much traffic does IH 45 NB over Stewarts CR carry?

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

How long is IH 45 NB over Stewarts CR?

The structure is 65 ft (19.8 m) long with a longest span of 9 ft (2.7 m) and a deck 134 ft wide.

Who owns IH 45 NB over Stewarts CR?

It is owned by the State Highway Agency.