US Bridges

IH 820 EB Conn over SH 121 SB

Good

Tarrant County, Texas · IH 820 at SH 121 · Structure no. 022200000813413

Built
2001
24 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
373 ft
3 main spans
Daily traffic
5,410
2016 count
Owner
State
State Highway Agency

About this bridge

IH 820 EB Conn over SH 121 SB is a prestressed concrete stringer/multi-beam or girder carrying IH 820 EB Conn over SH 121 SB in Tarrant County, Texas. It was built in 2001, so it is 24 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 5,410 vehicles a day, projected to reach 5,510 by 2036. The structure is 373 ft (113.7 m) long and 70 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH 820 EB Conn
CrossesSH 121 SB
LocationIH 820 at SH 121
RouteInterstate 820
StateTexas
Coordinates32.83167, -97.20571
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
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 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, cast-in-place
Main spans3
Design loadHS 20
Structure length373 ft (113.7 m)
Longest span132 ft (40.2 m)
Deck width70 ft (21.4 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,410 (2016)
Projected traffic5,510 by 2036
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 820 EB Conn over SH 121 SB built?

It was built in 2001, making it 24 years old in 2025.

What condition is IH 820 EB Conn over SH 121 SB 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 IH 820 EB Conn over SH 121 SB carry?

About 5,410 vehicles per day (2016 count).

How long is IH 820 EB Conn over SH 121 SB?

The structure is 373 ft (113.7 m) long with a longest span of 132 ft (40.2 m) and a deck 70 ft wide.

Who owns IH 820 EB Conn over SH 121 SB?

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