US Bridges

Lockwood DR over Buffalo Bayou

Fair

Harris County, Texas · 0.54 MI S of Clinton DR · Structure no. 121020B40177004

Built
1982
43 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,214 ft
5 main spans
Daily traffic
11,077
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lockwood DR over Buffalo Bayou is a steel continuous stringer/multi-beam or girder carrying Lockwood DR over Buffalo Bayou in Harris County, Texas. It was built in 1982, so it is 43 years old, younger 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 11,077 vehicles a day, roughly 5% of them trucks, projected to reach 17,000 by 2033. The structure is 1,214 ft (370 m) long and 87 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesLockwood DR
CrossesBuffalo Bayou
Location0.54 MI S of Clinton DR
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.75602, -95.32026
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5 (+4 approach)
Design loadUnknown
Structure length1,214 ft (370 m)
Longest span190 ft (57.9 m)
Deck width87 ft (26.5 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,077 (2022)
Projected traffic17,000 by 2033
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$215,000
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Lockwood DR over Buffalo Bayou built?

It was built in 1982, making it 43 years old in 2025.

What condition is Lockwood 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 Lockwood DR over Buffalo Bayou carry?

About 11,077 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Lockwood DR over Buffalo Bayou?

The structure is 1,214 ft (370 m) long with a longest span of 190 ft (57.9 m) and a deck 87 ft wide.

Who owns Lockwood DR over Buffalo Bayou?

It is owned by the City or Municipal Highway Agency.