US Bridges

Loop 473 over Drainage Ditch

Fair

Wichita County, Texas · 0.65 MI S of US 82/US 287 · Structure no. 032430024911035

Built
1938
87 years old, rebuilt 1972
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
34 ft
6 main spans
Daily traffic
15,091
2020 count
Owner
State
State Highway Agency

About this bridge

Loop 473 over Drainage Ditch is a concrete culvert carrying Loop 473 over Drainage Ditch in Wichita County, Texas. It was built in 1938 and reconstructed in 1972, so it is 87 years old, older 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 15,091 vehicles a day, roughly 3% of them trucks, projected to reach 22,400 by 2033. The structure is 34 ft (10.4 m) long and 93 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLoop 473
CrossesDrainage Ditch
Location0.65 MI S of US 82/US 287
RouteState Highway 473
StateTexas
Coordinates33.88282, -98.49248
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length34 ft (10.4 m)
Longest span5 ft (1.5 m)
Deck width93 ft (28.3 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,091 (2020)
Projected traffic22,400 by 2033
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Loop 473 over Drainage Ditch built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1972.

What condition is Loop 473 over Drainage Ditch 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 May 2024.

How much traffic does Loop 473 over Drainage Ditch carry?

About 15,091 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Loop 473 over Drainage Ditch?

The structure is 34 ft (10.4 m) long with a longest span of 5 ft (1.5 m) and a deck 93 ft wide.

Who owns Loop 473 over Drainage Ditch?

It is owned by the State Highway Agency.