US Bridges

SH 220 over Trib Ltl Duffau Crk

Good

Erath County, Texas · 0.8 MI S of FM 2481 · Structure no. 020730046702002

Built
1942
83 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
24 ft
3 main spans
Daily traffic
3,391
2024 count
Owner
State
State Highway Agency

About this bridge

SH 220 over Trib Ltl Duffau Crk is a concrete culvert carrying SH 220 over Trib Ltl Duffau Crk in Erath County, Texas. It was built in 1942, so it is 83 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 3,391 vehicles a day, roughly 18% of them trucks, projected to reach 4,539 by 2042. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSH 220
CrossesTrib Ltl Duffau Crk
Location0.8 MI S of FM 2481
RouteState Highway 220
StateTexas
Coordinates32.02231, -98.0148
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to 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
DeckNot applicable
Main spans3
Design loadH 15
Structure length24 ft (7.3 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,391 (2024)
Projected traffic4,539 by 2042
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

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 SH 220 over Trib Ltl Duffau Crk built?

It was built in 1942, making it 83 years old in 2025.

What condition is SH 220 over Trib Ltl Duffau Crk 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 2024.

How much traffic does SH 220 over Trib Ltl Duffau Crk carry?

About 3,391 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is SH 220 over Trib Ltl Duffau Crk?

The structure is 24 ft (7.3 m) long with a longest span of 6 ft (1.8 m).

Who owns SH 220 over Trib Ltl Duffau Crk?

It is owned by the State Highway Agency.