US Bridges

SH 121 SB On-Ramp over SH 183 WB Exit Ramp

Good

Tarrant County, Texas · 1.3 MI W of FM 157 · Structure no. 022200036401651

Built
2013
12 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
3,600
2013 count
Owner
State
State Highway Agency

About this bridge

SH 121 SB On-Ramp over SH 183 WB Exit Ramp is a prestressed concrete stringer/multi-beam or girder carrying SH 121 SB On-Ramp 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,600 vehicles a day, roughly 5% of them trucks, projected to reach 5,000 by 2033. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 121 SB On-Ramp
CrossesSH 183 WB Exit Ramp
Location1.3 MI W of FM 157
RouteState Highway 121
CountyTarrant County
StateTexas
Coordinates32.83845, -97.12332
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.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal 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 spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2013)
Projected traffic5,000 by 2033
Trucks5%
Lanes on structure1
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 SB On-Ramp over SH 183 WB Exit Ramp built?

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

What condition is SH 121 SB On-Ramp 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 SB On-Ramp over SH 183 WB Exit Ramp carry?

About 3,600 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is SH 121 SB On-Ramp over SH 183 WB Exit Ramp?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.

Who owns SH 121 SB On-Ramp over SH 183 WB Exit Ramp?

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