US Bridges

Srt NB over Coit Road

Good

Collin County, Texas · 2.2 MI SW of FM 2478 · Structure no. 180430036404432

Built
2009
16 years old, rebuilt 2020
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
286 ft
1 main span
Daily traffic
65,518
2020 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Srt NB over Coit Road is a prestressed concrete stringer/multi-beam or girder carrying Srt NB over Coit Road in Collin County, Texas. It was built in 2009 and reconstructed in 2020, so it is 16 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 2040. The structure is 286 ft (87.2 m) long and 82 ft wide.

Location

Open in Google Maps
CarriesSrt NB
CrossesCoit Road
Location2.2 MI SW of FM 2478
CountyCollin County
StateTexas
Coordinates33.11207, -96.76821
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 inspectionDecember 2023
Inspection intervalevery 24 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, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length286 ft (87.2 m)
Longest span126 ft (38.4 m)
Deck width82 ft (25 m)
Roadway width80 ft (24.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,518 (2020)
Projected traffic91,725 by 2040
Trucks7%
Lanes on structure5
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 Srt NB over Coit Road built?

It was built in 2009, making it 16 years old in 2025. It was reconstructed in 2020.

What condition is Srt NB over Coit Road 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 2023.

How much traffic does Srt NB over Coit Road carry?

About 65,518 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Srt NB over Coit Road?

The structure is 286 ft (87.2 m) long with a longest span of 126 ft (38.4 m) and a deck 82 ft wide.

Who owns Srt NB over Coit Road?

It is owned by the Local Toll Authority.