US Bridges

SH 121 WB Gp Lanes over SH 183 WB Exit Ramp

Good

Tarrant County, Texas · 1.3 MI W of FM 157 · Structure no. 022200036401650

Built
2013
12 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
465 ft
5 main spans
Daily traffic
25,700
2013 count
Owner
State
State Highway Agency

About this bridge

SH 121 WB Gp Lanes over SH 183 WB Exit Ramp is a prestressed concrete stringer/multi-beam or girder carrying SH 121 WB Gp Lanes over SH 183 WB Exit Ramp in Tarrant County, Texas. It was built in 2013, so it is 12 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 25,700 vehicles a day, roughly 5% of them trucks, projected to reach 36,000 by 2033. The structure is 465 ft (141.7 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 121 WB Gp Lanes
CrossesSH 183 WB Exit Ramp
Location1.3 MI W of FM 157
RouteState Highway 121
CountyTarrant County
StateTexas
Coordinates32.83812, -97.12371
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 loadHL 93
Structure length465 ft (141.7 m)
Longest span105 ft (32 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,700 (2013)
Projected traffic36,000 by 2033
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
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 121 WB Gp Lanes over SH 183 WB Exit Ramp built?

It was built in 2013, making it 12 years old in 2025.

What condition is SH 121 WB Gp Lanes over SH 183 WB Exit Ramp 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 April 2022.

How much traffic does SH 121 WB Gp Lanes over SH 183 WB Exit Ramp carry?

About 25,700 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is SH 121 WB Gp Lanes over SH 183 WB Exit Ramp?

The structure is 465 ft (141.7 m) long with a longest span of 105 ft (32 m) and a deck 38 ft wide.

Who owns SH 121 WB Gp Lanes over SH 183 WB Exit Ramp?

It is owned by the State Highway Agency and maintained by the Local Toll Authority.