US Bridges

US 59 over IH 610 Nbfr

Good

Harris County, Texas · IH 610/US 59 Interchange · Structure no. 121020027117519

Built
2002
23 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
183,561
2020 count
Owner
State
State Highway Agency

About this bridge

US 59 over IH 610 Nbfr is a prestressed concrete stringer/multi-beam or girder carrying US 59 over IH 610 Nbfr in Harris County, Texas. It was built in 2002, so it is 23 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 183,561 vehicles a day, roughly 7% of them trucks, projected to reach 360,000 by 2034. The structure is 46 ft (14 m) long and 128 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 59
CrossesIH 610 Nbfr
LocationIH 610/US 59 Interchange
RouteU.S. Route 59
StateTexas
Coordinates29.72932, -95.45925
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
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
Design loadHS 20
Structure length46 ft (14 m)
Longest span43 ft (13.1 m)
Deck width128 ft (38.9 m)
Roadway width95 ft (29.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic183,561 (2020)
Projected traffic360,000 by 2034
Trucks7%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 59 over IH 610 Nbfr built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 59 over IH 610 Nbfr 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 November 2022.

How much traffic does US 59 over IH 610 Nbfr carry?

About 183,561 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is US 59 over IH 610 Nbfr?

The structure is 46 ft (14 m) long with a longest span of 43 ft (13.1 m) and a deck 128 ft wide.

Who owns US 59 over IH 610 Nbfr?

It is owned by the State Highway Agency.