US Bridges

Oconnor Blvd over Lake Carolyn

Fair

Dallas County, Texas · 0.4 MI S of HWY 348 · Structure no. 180570D06410020

Built
1986
39 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
8,225
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Oconnor Blvd over Lake Carolyn is a prestressed concrete stringer/multi-beam or girder carrying Oconnor Blvd over Lake Carolyn in Dallas County, Texas. It was built in 1986, so it is 39 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 8,225 vehicles a day, projected to reach 15,000 by 2029. The structure is 106 ft (32.3 m) long and 120 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesOconnor Blvd
CrossesLake Carolyn
Location0.4 MI S of HWY 348
RouteCity Street 0
CountyDallas County
StateTexas
Coordinates32.87023, -96.93593
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length106 ft (32.3 m)
Longest span102 ft (31.1 m)
Deck width120 ft (36.6 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,225 (2019)
Projected traffic15,000 by 2029
Trucks0%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
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 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 Oconnor Blvd over Lake Carolyn built?

It was built in 1986, making it 39 years old in 2025.

What condition is Oconnor Blvd over Lake Carolyn 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 March 2023.

How much traffic does Oconnor Blvd over Lake Carolyn carry?

About 8,225 vehicles per day (2019 count).

How long is Oconnor Blvd over Lake Carolyn?

The structure is 106 ft (32.3 m) long with a longest span of 102 ft (31.1 m) and a deck 120 ft wide.

Who owns Oconnor Blvd over Lake Carolyn?

It is owned by the City or Municipal Highway Agency.