US Bridges

SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr

Good

Dallas County, Texas · IH20 / SH161 Interchange · Structure no. 180570296401496

Built
2012
13 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,290 ft
16 main spans
Daily traffic
15,000
2015 count
Owner
Toll Authority
Local Toll Authority

About this bridge

SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr is a prestressed concrete stringer/multi-beam or girder carrying SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr in Dallas County, Texas. It was built in 2012, so it is 13 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 15,000 vehicles a day, roughly 5% of them trucks, projected to reach 22,300 by 2035. The structure is 2,290 ft (698 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSH161 SB to IH20WB
CrossesIH 20 Wbfr & SH 161 Sbfr
LocationIH20 / SH161 Interchange
RouteState Highway 161
CountyDallas County
StateTexas
Coordinates32.67726, -97.02506
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
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 spans16 (+4 approach)
Design loadHL 93
Structure length2,290 ft (698 m)
Longest span135 ft (41.1 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2015)
Projected traffic22,300 by 2035
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed3.1 mi (5 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 SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr built?

It was built in 2012, making it 13 years old in 2025.

What condition is SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr 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 SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr carry?

About 15,000 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr?

The structure is 2,290 ft (698 m) long with a longest span of 135 ft (41.1 m) and a deck 38 ft wide.

Who owns SH161 SB to IH20WB over IH 20 Wbfr & SH 161 Sbfr?

It is owned by the Local Toll Authority.