US Bridges

IH 45 Hov Ramp over IH 45 SB FR

Good

Harris County, Texas · 0.5 MI SE of SH 3/MONROE · Structure no. 121020050003307

Built
1996
29 years old
Condition
Good
inspected August 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
360 ft
6 main spans
Daily traffic
14,995
2010 count
Owner
State
State Highway Agency

About this bridge

IH 45 Hov Ramp over IH 45 SB FR is a prestressed concrete box beam or girders - multiple carrying IH 45 Hov Ramp over IH 45 SB FR in Harris County, Texas. It was built in 1996, so it is 29 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 14,995 vehicles a day, roughly 5% of them trucks, projected to reach 1,770 by 2030. The structure is 360 ft (109.7 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 45 Hov Ramp
CrossesIH 45 SB FR
Location0.5 MI SE of SH 3/MONROE
RouteInterstate 45
CountyHarris County
StateTexas
Coordinates29.66306, -95.25849
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 inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20
Structure length360 ft (109.7 m)
Longest span60 ft (18.3 m)
Deck width39 ft (11.8 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,995 (2010)
Projected traffic1,770 by 2030
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
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 Hov Ramp over IH 45 SB FR built?

It was built in 1996, making it 29 years old in 2025.

What condition is IH 45 Hov Ramp over IH 45 SB FR 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 August 2022.

How much traffic does IH 45 Hov Ramp over IH 45 SB FR carry?

About 14,995 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is IH 45 Hov Ramp over IH 45 SB FR?

The structure is 360 ft (109.7 m) long with a longest span of 60 ft (18.3 m) and a deck 39 ft wide.

Who owns IH 45 Hov Ramp over IH 45 SB FR?

It is owned by the State Highway Agency.