US Bridges

SH 161 Nbfr over Cottonwood CR

Fair

Dallas County, Texas · 3.60 MI N of IH 20 · Structure no. 180570296401038

Built
2009
16 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
320 ft
5 main spans
Daily traffic
100
2013 count
Owner
Toll Authority
Local Toll Authority

About this bridge

SH 161 Nbfr over Cottonwood CR is a prestressed concrete stringer/multi-beam or girder carrying SH 161 Nbfr over 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 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 100 vehicles a day, roughly 4% of them trucks, projected to reach 140 by 2033. The structure is 320 ft (97.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 161 Nbfr
CrossesCottonwood CR
Location3.60 MI N of IH 20
RouteState Highway 161
CountyDallas County
StateTexas
Coordinates32.72813, -97.01932
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 length320 ft (97.5 m)
Longest span80 ft (24.4 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2013)
Projected traffic140 by 2033
Trucks4%
Lanes on structure3
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 161 Nbfr over Cottonwood CR built?

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

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

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

About 100 vehicles per day (2013 count), of which roughly 4% are trucks.

How long is SH 161 Nbfr over Cottonwood CR?

The structure is 320 ft (97.5 m) long with a longest span of 80 ft (24.4 m) and a deck 42 ft wide.

Who owns SH 161 Nbfr over Cottonwood CR?

It is owned by the Local Toll Authority.