US Bridges

I20 N Collector WB over Un Pacific Rr/Walnut Crk

Fair

Tarrant County, Texas · 0.3 Mile NW of US 377 · Structure no. 022200000816305

Built
1982
43 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
487 ft
4 main spans
Daily traffic
10
2010 count
Owner
State
State Highway Agency

About this bridge

I20 N Collector WB over Un Pacific Rr/Walnut Crk is a prestressed concrete stringer/multi-beam or girder carrying I20 N Collector WB over Un Pacific Rr/Walnut Crk 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 10 vehicles a day, roughly 3% of them trucks, projected to reach 10 by 2030. The structure is 487 ft (148.4 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI20 N Collector WB
CrossesUn Pacific Rr/Walnut Crk
Location0.3 Mile NW of US 377
RouteInterstate 20
StateTexas
Coordinates32.68642, -97.46342
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: 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 spans4 (+2 approach)
Design loadHS 20
Structure length487 ft (148.4 m)
Longest span90 ft (27.4 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2010)
Projected traffic10 by 2030
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I20 N Collector WB over Un Pacific Rr/Walnut Crk built?

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

What condition is I20 N Collector WB over Un Pacific Rr/Walnut Crk 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 I20 N Collector WB over Un Pacific Rr/Walnut Crk carry?

About 10 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is I20 N Collector WB over Un Pacific Rr/Walnut Crk?

The structure is 487 ft (148.4 m) long with a longest span of 90 ft (27.4 m) and a deck 36 ft wide.

Who owns I20 N Collector WB over Un Pacific Rr/Walnut Crk?

It is owned by the State Highway Agency.