US Bridges

South Jensen DR over Buffalo Bayou

Fair

Harris County, Texas · 0.38 MI S of IH 45 · Structure no. 121020B34713149

Built
1938
87 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
500 ft
3 main spans
Daily traffic
7,344
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

South Jensen DR over Buffalo Bayou is a steel continuous stringer/multi-beam or girder carrying South Jensen DR over Buffalo Bayou in Harris County, Texas. It was built in 1938, so it is 87 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 5 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 7,344 vehicles a day, roughly 5% of them trucks, projected to reach 12,447 by 2035. The structure is 500 ft (152.4 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouth Jensen DR
CrossesBuffalo Bayou
Location0.38 MI S of IH 45
RouteCity Street 0
StateTexas
Coordinates29.76214, -95.34336
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadH 20
Structure length500 ft (152.4 m)
Longest span143 ft (43.6 m)
Deck width54 ft (16.5 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,344 (2021)
Projected traffic12,447 by 2035
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was South Jensen DR over Buffalo Bayou built?

It was built in 1938, making it 87 years old in 2025.

What condition is South Jensen DR over Buffalo Bayou 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 November 2023.

How much traffic does South Jensen DR over Buffalo Bayou carry?

About 7,344 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is South Jensen DR over Buffalo Bayou?

The structure is 500 ft (152.4 m) long with a longest span of 143 ft (43.6 m) and a deck 54 ft wide.

Who owns South Jensen DR over Buffalo Bayou?

It is owned by the City or Municipal Highway Agency.