US Bridges

IH 69 / US 59 over Greenbriar DR

Fair

Harris County, Texas · 3.00 MI E of IH 610 W · Structure no. 121020002713075

Built
1961
64 years old, rebuilt 1992
Condition
Fair
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
3 main spans
Daily traffic
183,561
2020 count
Owner
State
State Highway Agency

About this bridge

IH 69 / US 59 over Greenbriar DR is a prestressed concrete stringer/multi-beam or girder carrying IH 69 / US 59 over Greenbriar DR in Harris County, Texas. It was built in 1961 and reconstructed in 1992, so it is 64 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 183,561 vehicles a day, roughly 4% of them trucks, projected to reach 307,450 by 2039. The structure is 195 ft (59.4 m) long and 176 ft wide.

Location

Open in Google Maps
CarriesIH 69 / US 59
CrossesGreenbriar DR
Location3.00 MI E of IH 610 W
RouteInterstate 69
CountyHarris County
StateTexas
Coordinates29.73082, -95.41321
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span65 ft (19.8 m)
Deck width176 ft (53.6 m)
Roadway width175 ft (53.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic183,561 (2020)
Projected traffic307,450 by 2039
Trucks4%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$585,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 69 / US 59 over Greenbriar DR built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1992.

What condition is IH 69 / US 59 over Greenbriar DR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2022.

How much traffic does IH 69 / US 59 over Greenbriar DR carry?

About 183,561 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is IH 69 / US 59 over Greenbriar DR?

The structure is 195 ft (59.4 m) long with a longest span of 65 ft (19.8 m) and a deck 176 ft wide.

Who owns IH 69 / US 59 over Greenbriar DR?

It is owned by the State Highway Agency.