US Bridges

Srt Nbml over Castle Hills /Standridge

Good

Denton County, Texas · 0.8 MI SW of FM 423 · Structure no. 180610036403106

Built
2009
16 years old, rebuilt 2020
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
306 ft
1 main span
Daily traffic
25,000
2013 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Srt Nbml over Castle Hills /Standridge is a prestressed concrete stringer/multi-beam or girder carrying Srt Nbml over Castle Hills /Standridge in Denton 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 25,000 vehicles a day, roughly 7% of them trucks, projected to reach 33,409 by 2033. The structure is 306 ft (93.3 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSrt Nbml
CrossesCastle Hills /Standridge
Location0.8 MI SW of FM 423
CountyDenton County
StateTexas
Coordinates33.06004, -96.90119
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 inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 loadHS 20
Structure length306 ft (93.3 m)
Longest span126 ft (38.4 m)
Deck width82 ft (24.9 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2013)
Projected traffic33,409 by 2033
Trucks7%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Srt Nbml over Castle Hills /Standridge built?

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

What condition is Srt Nbml over Castle Hills /Standridge 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 October 2023.

How much traffic does Srt Nbml over Castle Hills /Standridge carry?

About 25,000 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is Srt Nbml over Castle Hills /Standridge?

The structure is 306 ft (93.3 m) long with a longest span of 126 ft (38.4 m) and a deck 82 ft wide.

Who owns Srt Nbml over Castle Hills /Standridge?

It is owned by the Local Toll Authority.