US Bridges

Srt Nbml over Parkwood Boulevard

Good

Collin County, Texas · 0.5 MI NE of Dnt · Structure no. 180430036404165

Built
2008
17 years old, rebuilt 2020
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
326 ft
3 main spans
Daily traffic
65,518
2018 count
Owner
State
State Highway Agency

About this bridge

Srt Nbml over Parkwood Boulevard is a prestressed concrete stringer/multi-beam or girder carrying Srt Nbml over Parkwood Boulevard in Collin County, Texas. It was built in 2008 and reconstructed in 2020, so it is 17 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 65,518 vehicles a day, roughly 7% of them trucks, projected to reach 91,725 by 2038. The structure is 326 ft (99.4 m) long and 82 ft wide.

CarriesSrt Nbml
CrossesParkwood Boulevard
Location0.5 MI NE of Dnt
StateTexas
Coordinates33.09323, -96.8145
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 length326 ft (99.4 m)
Longest span120 ft (36.6 m)
Deck width82 ft (25 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,518 (2018)
Projected traffic91,725 by 2038
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
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 Srt Nbml over Parkwood Boulevard built?

It was built in 2008, making it 17 years old in 2025. It was reconstructed in 2020.

What condition is Srt Nbml over Parkwood Boulevard 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 November 2023.

How much traffic does Srt Nbml over Parkwood Boulevard carry?

About 65,518 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Srt Nbml over Parkwood Boulevard?

The structure is 326 ft (99.4 m) long with a longest span of 120 ft (36.6 m) and a deck 82 ft wide.

Who owns Srt Nbml over Parkwood Boulevard?

It is owned by the State Highway Agency and maintained by the Local Toll Authority.