US Bridges

US 59 NB over Garners Bayou

Good

Harris County, Texas · 2.88 MI N of Bwy 8 · Structure no. 121020017707216

Built
1997
28 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
251 ft
3 main spans
Daily traffic
69,896
2023 count
Owner
State
State Highway Agency

About this bridge

US 59 NB over Garners Bayou is a prestressed concrete stringer/multi-beam or girder carrying US 59 NB over Garners Bayou in Harris County, Texas. It was built in 1997, so it is 28 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 69,896 vehicles a day, roughly 7% of them trucks, projected to reach 95,650 by 2030. The structure is 251 ft (76.5 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 59 NB
CrossesGarners Bayou
Location2.88 MI N of Bwy 8
RouteU.S. Route 59
StateTexas
Coordinates29.97911, -95.27801
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length251 ft (76.5 m)
Longest span93 ft (28.3 m)
Deck width83 ft (25.2 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,896 (2023)
Projected traffic95,650 by 2030
Trucks7%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 US 59 NB over Garners Bayou built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 59 NB over Garners 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 2024.

How much traffic does US 59 NB over Garners Bayou carry?

About 69,896 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 59 NB over Garners Bayou?

The structure is 251 ft (76.5 m) long with a longest span of 93 ft (28.3 m) and a deck 83 ft wide.

Who owns US 59 NB over Garners Bayou?

It is owned by the State Highway Agency.