US Bridges

Brookriver Drive over Old Channel Trinity

Fair

Dallas County, Texas · 0.2 MI SE of Mockingbird · Structure no. 1805709B7850001

Built
1974
51 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
140 ft
3 main spans
Daily traffic
2,376
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Brookriver Drive over Old Channel Trinity is a concrete stringer/multi-beam or girder carrying Brookriver Drive over Old Channel Trinity in Dallas County, Texas. It was built in 1974, so it is 51 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 2,376 vehicles a day, roughly 3% of them trucks, projected to reach 4,096 by 2037. The structure is 140 ft (42.7 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBrookriver Drive
CrossesOld Channel Trinity
Location0.2 MI SE of Mockingbird
RouteCity Street 0
CountyDallas County
StateTexas
Coordinates32.81859, -96.86487
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 geometry6: Equal to present minimum criteria
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
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadUnknown
Structure length140 ft (42.7 m)
Longest span40 ft (12.2 m)
Deck width50 ft (15.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,376 (2022)
Projected traffic4,096 by 2037
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Brookriver Drive over Old Channel Trinity built?

It was built in 1974, making it 51 years old in 2025.

What condition is Brookriver Drive over Old Channel Trinity 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 February 2023.

How much traffic does Brookriver Drive over Old Channel Trinity carry?

About 2,376 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Brookriver Drive over Old Channel Trinity?

The structure is 140 ft (42.7 m) long with a longest span of 40 ft (12.2 m) and a deck 50 ft wide.

Who owns Brookriver Drive over Old Channel Trinity?

It is owned by the City or Municipal Highway Agency.