US Bridges

Belt Line RD over Trinity River

Fair

Dallas County, Texas · 3.7 MI NE of IH 45 · Structure no. 180570AA0220061

Built
1987
38 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,106 ft
3 main spans
Daily traffic
3,071
2023 count
Owner
County
County Highway Agency

About this bridge

Belt Line RD over Trinity River is a prestressed concrete stringer/multi-beam or girder carrying Belt Line RD over Trinity River in Dallas County, Texas. It was built in 1987, so it is 38 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 3,071 vehicles a day, roughly 3% of them trucks, projected to reach 3,500 by 2031. The structure is 2,106 ft (641.9 m) long and 36 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesBelt Line RD
CrossesTrinity River
Location3.7 MI NE of IH 45
RouteCounty Highway 0
CountyDallas County
StateTexas
Coordinates32.6166, -96.62365
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+23 approach)
Design loadHS 20
Structure length2,106 ft (641.9 m)
Longest span132 ft (40.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,071 (2023)
Projected traffic3,500 by 2031
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Belt Line RD over Trinity River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Belt Line RD over Trinity River 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 May 2023.

How much traffic does Belt Line RD over Trinity River carry?

About 3,071 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Belt Line RD over Trinity River?

The structure is 2,106 ft (641.9 m) long with a longest span of 132 ft (40.2 m) and a deck 36 ft wide.

Who owns Belt Line RD over Trinity River?

It is owned by the County Highway Agency.