US Bridges

Headquarters (eb) over Dallas North Tollway

Good

Collin County, Texas · 0.5 MI S of SH 121 · Structure no. 180430C01040019

Built
2003
22 years old
Condition
Good
inspected December 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
177 ft
2 main spans
Daily traffic
5,305
2014 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Headquarters (eb) over Dallas North Tollway is a prestressed concrete box beam or girders - multiple carrying Headquarters (eb) over Dallas North Tollway in Collin County, Texas. It was built in 2003, so it is 22 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,305 vehicles a day, roughly 1% of them trucks, projected to reach 4,000 by 2031. The structure is 177 ft (54 m) long and 85 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesHeadquarters (eb)
CrossesDallas North Tollway
Location0.5 MI S of SH 121
RouteCity Street 0
CountyCollin County
StateTexas
Coordinates33.08401, -96.8243
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length177 ft (54 m)
Longest span95 ft (29 m)
Deck width85 ft (25.8 m)
Roadway width73 ft (22.2 m)
Vertical clearance over deck21 ft (6.5 m)

Traffic and service

Average daily traffic5,305 (2014)
Projected traffic4,000 by 2031
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Headquarters (eb) over Dallas North Tollway built?

It was built in 2003, making it 22 years old in 2025.

What condition is Headquarters (eb) over Dallas North Tollway in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2022.

How much traffic does Headquarters (eb) over Dallas North Tollway carry?

About 5,305 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is Headquarters (eb) over Dallas North Tollway?

The structure is 177 ft (54 m) long with a longest span of 95 ft (29 m) and a deck 85 ft wide.

Who owns Headquarters (eb) over Dallas North Tollway?

It is owned by the Local Toll Authority.