US Bridges

Dallas N Tollway over Keller Springs RD

Fair

Dallas County, Texas · 1.0 MI N of Belt Line · Structure no. 1805709D0470002

Built
1983
42 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
229 ft
3 main spans
Daily traffic
139,154
2017 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Dallas N Tollway over Keller Springs RD is a prestressed concrete stringer/multi-beam or girder carrying Dallas N Tollway over Keller Springs RD in Dallas County, Texas. It was built in 1983, so it is 42 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 139,154 vehicles a day, roughly 3% of them trucks, projected to reach 194,820 by 2037. The structure is 229 ft (69.8 m) long and 103 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDallas N Tollway
CrossesKeller Springs RD
Location1.0 MI N of Belt Line
StateTexas
Coordinates32.96886, -96.82158
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length229 ft (69.8 m)
Longest span77 ft (23.5 m)
Deck width103 ft (31.3 m)
Roadway width98 ft (29.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic139,154 (2017)
Projected traffic194,820 by 2037
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Dallas N Tollway over Keller Springs RD built?

It was built in 1983, making it 42 years old in 2025.

What condition is Dallas N Tollway over Keller Springs RD 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 Dallas N Tollway over Keller Springs RD carry?

About 139,154 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Dallas N Tollway over Keller Springs RD?

The structure is 229 ft (69.8 m) long with a longest span of 77 ft (23.5 m) and a deck 103 ft wide.

Who owns Dallas N Tollway over Keller Springs RD?

It is owned by the Local Toll Authority.