US Bridges

Liberty RD over Hunting Bayou

Good

Harris County, Texas · 0.63 MI SW of IH 610 · Structure no. 121020B39361001

Built
1994
31 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
775
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Liberty RD over Hunting Bayou is a prestressed concrete box beam or girders - multiple carrying Liberty RD over Hunting Bayou in Harris County, Texas. It was built in 1994, so it is 31 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 775 vehicles a day, roughly 30% of them trucks, projected to reach 4,410 by 2031. The structure is 120 ft (36.6 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLiberty RD
CrossesHunting Bayou
Location0.63 MI SW of IH 610
RouteCity Street 0
StateTexas
Coordinates29.79896, -95.29005
Functional classUrban Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: 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 spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width38 ft (11.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic775 (2024)
Projected traffic4,410 by 2031
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$8,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Liberty RD over Hunting Bayou built?

It was built in 1994, making it 31 years old in 2025.

What condition is Liberty RD over Hunting Bayou 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 2023.

How much traffic does Liberty RD over Hunting Bayou carry?

About 775 vehicles per day (2024 count), of which roughly 30% are trucks.

How long is Liberty RD over Hunting Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 38 ft wide.

Who owns Liberty RD over Hunting Bayou?

It is owned by the City or Municipal Highway Agency.