US Bridges

Dn Tollway NB over Eldorado Parkway

Good

Collin County, Texas · 1.5 MI N of Main ST · Structure no. 1804309D0470048

Built
2007
18 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
293 ft
1 main span
Daily traffic
4,000
2011 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Dn Tollway NB over Eldorado Parkway is a prestressed concrete stringer/multi-beam or girder carrying Dn Tollway NB over Eldorado Parkway in Collin County, Texas. It was built in 2007, so it is 18 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 4,000 vehicles a day, roughly 1% of them trucks, projected to reach 20,000 by 2031. The structure is 293 ft (89.3 m) long and 58 ft wide.

Location

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CarriesDn Tollway NB
CrossesEldorado Parkway
Location1.5 MI N of Main ST
CountyCollin County
StateTexas
Coordinates33.17501, -96.83949
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum 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, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length293 ft (89.3 m)
Longest span133 ft (40.5 m)
Deck width58 ft (17.7 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2011)
Projected traffic20,000 by 2031
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dn Tollway NB over Eldorado Parkway built?

It was built in 2007, making it 18 years old in 2025.

What condition is Dn Tollway NB over Eldorado Parkway 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 March 2023.

How much traffic does Dn Tollway NB over Eldorado Parkway carry?

About 4,000 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Dn Tollway NB over Eldorado Parkway?

The structure is 293 ft (89.3 m) long with a longest span of 133 ft (40.5 m) and a deck 58 ft wide.

Who owns Dn Tollway NB over Eldorado Parkway?

It is owned by the Local Toll Authority.