US Bridges

SH121NB to IH20EB over SH 183 EB

Good

Tarrant County, Texas · SH 121 @ SH 183 · Structure no. 022200000816474

Built
2013
12 years old
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
290 ft
2 main spans
Daily traffic
3,890
2013 count
Owner
State
State Highway Agency

About this bridge

SH121NB to IH20EB over SH 183 EB is a prestressed concrete stringer/multi-beam or girder carrying SH121NB to IH20EB over SH 183 EB 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 3,890 vehicles a day, roughly 1% of them trucks, projected to reach 3,990 by 2033. The structure is 290 ft (88.4 m) long and 38 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesSH121NB to IH20EB
CrossesSH 183 EB
LocationSH 121 @ SH 183
CountyTarrant County
StateTexas
Coordinates32.68264, -97.4027
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.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable 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, cast-in-place
Main spans2 (+1 approach)
Design loadHL 93
Structure length290 ft (88.4 m)
Longest span110 ft (33.5 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,890 (2013)
Projected traffic3,990 by 2033
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH121NB to IH20EB over SH 183 EB built?

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

What condition is SH121NB to IH20EB over SH 183 EB 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 June 2022.

How much traffic does SH121NB to IH20EB over SH 183 EB carry?

About 3,890 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is SH121NB to IH20EB over SH 183 EB?

The structure is 290 ft (88.4 m) long with a longest span of 110 ft (33.5 m) and a deck 38 ft wide.

Who owns SH121NB to IH20EB over SH 183 EB?

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