US Bridges

Srt Nbml over BNSF Railroad

Fair

Denton County, Texas · 2.20 MI NE of FM 423 · Structure no. 180610036403126

Built
2009
16 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
284 ft
2 main spans
Daily traffic
25,000
2013 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Srt Nbml over BNSF Railroad is a prestressed concrete stringer/multi-beam or girder carrying Srt Nbml over BNSF Railroad in Denton County, Texas. It was built in 2009, 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 25,000 vehicles a day, roughly 7% of them trucks, projected to reach 33,409 by 2033. The structure is 284 ft (86.6 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSrt Nbml
CrossesBNSF Railroad
Location2.20 MI NE of FM 423
CountyDenton County
StateTexas
Coordinates33.08089, -96.8556
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 spans2 (+1 approach)
Design loadHS 20
Structure length284 ft (86.6 m)
Longest span114 ft (34.7 m)
Deck width83 ft (25.3 m)
Roadway width80 ft (24.5 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
CrossesRailroad
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 BNSF Railroad built?

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

What condition is Srt Nbml over BNSF Railroad in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Srt Nbml over BNSF Railroad carry?

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

How long is Srt Nbml over BNSF Railroad?

The structure is 284 ft (86.6 m) long with a longest span of 114 ft (34.7 m) and a deck 83 ft wide.

Who owns Srt Nbml over BNSF Railroad?

It is owned by the Local Toll Authority.