US Bridges

Belt Line RD over IH 635

Fair

Dallas County, Texas · 5.7 MI W of IH 35E · Structure no. 180570237407349

Built
1979
46 years old, rebuilt 1985
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
446 ft
5 main spans
Daily traffic
30,813
2022 count
Owner
State
State Highway Agency

About this bridge

Belt Line RD over IH 635 is a prestressed concrete continuous stringer/multi-beam or girder carrying Belt Line RD over IH 635 in Dallas County, Texas. It was built in 1979 and reconstructed in 1985, so it is 46 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 30,813 vehicles a day, roughly 3% of them trucks, projected to reach 49,776 by 2040. The structure is 446 ft (135.9 m) long and 129 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesBelt Line RD
CrossesIH 635
Location5.7 MI W of IH 35E
RouteCity Street 0
CountyDallas County
StateTexas
Coordinates32.92333, -96.99364
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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 Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length446 ft (135.9 m)
Longest span117 ft (35.7 m)
Deck width129 ft (39.2 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,813 (2022)
Projected traffic49,776 by 2040
Trucks3%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$114,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Belt Line RD over IH 635 built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 1985.

What condition is Belt Line RD over IH 635 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 August 2023.

How much traffic does Belt Line RD over IH 635 carry?

About 30,813 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Belt Line RD over IH 635?

The structure is 446 ft (135.9 m) long with a longest span of 117 ft (35.7 m) and a deck 129 ft wide.

Who owns Belt Line RD over IH 635?

It is owned by the State Highway Agency.