US Bridges

IH820 Sbl over Chapin Road

Fair

Tarrant County, Texas · 0.466 MI S of US 580 · Structure no. 022200000815297

Built
1982
43 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
3 main spans
Daily traffic
35,211
2023 count
Owner
State
State Highway Agency

About this bridge

IH820 Sbl over Chapin Road is a prestressed concrete stringer/multi-beam or girder carrying IH820 Sbl over Chapin Road in Tarrant County, Texas. It was built in 1982, so it is 43 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 35,211 vehicles a day, roughly 7% of them trucks, projected to reach 37,480 by 2033. The structure is 240 ft (73.2 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH820 Sbl
CrossesChapin Road
Location0.466 MI S of US 580
RouteInterstate 820
CountyTarrant County
StateTexas
Coordinates32.71822, -97.47941
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span93 ft (28.3 m)
Deck width70 ft (21.4 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,211 (2023)
Projected traffic37,480 by 2033
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH820 Sbl over Chapin Road built?

It was built in 1982, making it 43 years old in 2025.

What condition is IH820 Sbl over Chapin Road in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does IH820 Sbl over Chapin Road carry?

About 35,211 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is IH820 Sbl over Chapin Road?

The structure is 240 ft (73.2 m) long with a longest span of 93 ft (28.3 m) and a deck 70 ft wide.

Who owns IH820 Sbl over Chapin Road?

It is owned by the State Highway Agency.