US Bridges

SH 121 SB on Ramp over SH 121 SB Exit Ramp

Good

Tarrant County, Texas · 1.2 Mi. S. of Mustang Dr. · Structure no. 022200036401696

Built
2015
10 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
489 ft
4 main spans
Daily traffic
5,700
2015 count
Owner
State
State Highway Agency

About this bridge

SH 121 SB on Ramp over SH 121 SB Exit Ramp is a prestressed concrete stringer/multi-beam or girder carrying SH 121 SB on Ramp over SH 121 SB Exit Ramp in Tarrant County, Texas. It was built in 2015, so it is 10 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 5,700 vehicles a day, projected to reach 6,500 by 2035. The structure is 489 ft (149 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 121 SB on Ramp
CrossesSH 121 SB Exit Ramp
Location1.2 Mi. S. of Mustang Dr.
RouteState Highway 121
StateTexas
Coordinates32.9051, -97.0996
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 inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length489 ft (149 m)
Longest span125 ft (38.1 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2015)
Projected traffic6,500 by 2035
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 121 SB Exit Ramp built?

It was built in 2015, making it 10 years old in 2025.

What condition is SH 121 SB on Ramp over SH 121 SB 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 May 2022.

How much traffic does SH 121 SB on Ramp over SH 121 SB Exit Ramp carry?

About 5,700 vehicles per day (2015 count).

How long is SH 121 SB on Ramp over SH 121 SB Exit Ramp?

The structure is 489 ft (149 m) long with a longest span of 125 ft (38.1 m) and a deck 28 ft wide.

Who owns SH 121 SB on Ramp over SH 121 SB Exit Ramp?

It is owned by the State Highway Agency.