US Bridges

SH 161 Nbfr over S Fk Cottonwood CR

Good

Dallas County, Texas · 2.60 MI N of IH 20 · Structure no. 180570296401056

Built
2009
16 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
420 ft
5 main spans
Daily traffic
16,921
2019 count
Owner
Toll Authority
Local Toll Authority

About this bridge

SH 161 Nbfr over S Fk Cottonwood CR is a prestressed concrete stringer/multi-beam or girder carrying SH 161 Nbfr over S Fk Cottonwood CR in Dallas 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 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 16,921 vehicles a day, roughly 4% of them trucks, projected to reach 125,600 by 2035. The structure is 420 ft (128 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 161 Nbfr
CrossesS Fk Cottonwood CR
Location2.60 MI N of IH 20
RouteState Highway 161
CountyDallas County
StateTexas
Coordinates32.71467, -97.024
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable 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 spans5
Design loadHS 20
Structure length420 ft (128 m)
Longest span100 ft (30.5 m)
Deck width54 ft (16.5 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,921 (2019)
Projected traffic125,600 by 2035
Trucks4%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemNo

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 SH 161 Nbfr over S Fk Cottonwood CR built?

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

What condition is SH 161 Nbfr over S Fk Cottonwood CR 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 May 2024.

How much traffic does SH 161 Nbfr over S Fk Cottonwood CR carry?

About 16,921 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is SH 161 Nbfr over S Fk Cottonwood CR?

The structure is 420 ft (128 m) long with a longest span of 100 ft (30.5 m) and a deck 54 ft wide.

Who owns SH 161 Nbfr over S Fk Cottonwood CR?

It is owned by the Local Toll Authority.