US Bridges

Loop 473 over Drainage Ditch

Good

Wichita County, Texas · 0.80 MI S of US 82/US 281 · Structure no. 032430024911036

Built
1938
87 years old, rebuilt 1954
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
23 ft
5 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 1954, 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 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 15,091 vehicles a day, roughly 3% of them trucks, projected to reach 22,400 by 2033. The structure is 23 ft (7 m) long and 95 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLoop 473
CrossesDrainage Ditch
Location0.80 MI S of US 82/US 281
RouteState Highway 473
StateTexas
Coordinates33.88103, -98.49386
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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 spans5
Design loadH 15
Structure length23 ft (7 m)
Longest span4 ft (1.2 m)
Deck width95 ft (29 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 1954.

What condition is Loop 473 over Drainage Ditch 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 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 23 ft (7 m) long with a longest span of 4 ft (1.2 m) and a deck 95 ft wide.

Who owns Loop 473 over Drainage Ditch?

It is owned by the State Highway Agency.