US Bridges

SH 161 Nbml over Trinity Blvd Shady Gr

Good

Dallas County, Texas · 2.28 MI S of SH 183 · Structure no. 180570296401482

Built
2009
16 years old
Condition
Good
inspected March 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,073 ft
18 main spans
Daily traffic
156,000
2016 count
Owner
Toll Authority
Local Toll Authority

About this bridge

SH 161 Nbml over Trinity Blvd Shady Gr is a prestressed concrete stringer/multi-beam or girder carrying SH 161 Nbml over Trinity Blvd Shady Gr 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 156,000 vehicles a day, projected to reach 94,736 by 2036. The structure is 2,073 ft (631.9 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 161 Nbml
CrossesTrinity Blvd Shady Gr
Location2.28 MI S of SH 183
StateTexas
Coordinates32.80113, -97.01827
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.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans18
Design loadHS 20
Structure length2,073 ft (631.9 m)
Longest span124 ft (37.8 m)
Deck width83 ft (25.3 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156,000 (2016)
Projected traffic94,736 by 2036
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

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 Nbml over Trinity Blvd Shady Gr built?

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

What condition is SH 161 Nbml over Trinity Blvd Shady Gr 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 March 2022.

How much traffic does SH 161 Nbml over Trinity Blvd Shady Gr carry?

About 156,000 vehicles per day (2016 count).

How long is SH 161 Nbml over Trinity Blvd Shady Gr?

The structure is 2,073 ft (631.9 m) long with a longest span of 124 ft (37.8 m) and a deck 83 ft wide.

Who owns SH 161 Nbml over Trinity Blvd Shady Gr?

It is owned by the Local Toll Authority.