US Bridges

IH 820 NB over IH 30

Good

Tarrant County, Texas · 0.9 Mile North of US 80 · Structure no. 022200106801213

Built
1975
50 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
232 ft
4 main spans
Daily traffic
36,049
2023 count
Owner
State
State Highway Agency

About this bridge

IH 820 NB over IH 30 is a prestressed concrete stringer/multi-beam or girder carrying IH 820 NB over IH 30 in Tarrant County, Texas. It was built in 1975, so it is 50 years old, older 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 36,049 vehicles a day, roughly 7% of them trucks, projected to reach 40,600 by 2033. The structure is 232 ft (70.7 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 820 NB
CrossesIH 30
Location0.9 Mile North of US 80
RouteInterstate 820
CountyTarrant County
StateTexas
Coordinates32.73811, -97.48127
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
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, cast-in-place
Main spans4
Design loadHS 20
Structure length232 ft (70.7 m)
Longest span66 ft (20.1 m)
Deck width60 ft (18.2 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic36,049 (2023)
Projected traffic40,600 by 2033
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 820 NB over IH 30 built?

It was built in 1975, making it 50 years old in 2025.

What condition is IH 820 NB over IH 30 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 August 2023.

How much traffic does IH 820 NB over IH 30 carry?

About 36,049 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is IH 820 NB over IH 30?

The structure is 232 ft (70.7 m) long with a longest span of 66 ft (20.1 m) and a deck 60 ft wide.

Who owns IH 820 NB over IH 30?

It is owned by the State Highway Agency.