US Bridges

IH 20 over Cox Creek

Fair

Harrison County, Texas · 0.80 MI E of US 59 · Structure no. 191030049509216

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
35,289
2019 count
Owner
State
State Highway Agency

About this bridge

IH 20 over Cox Creek is a concrete culvert carrying IH 20 over Cox Creek in Harrison County, Texas. It was built in 1965, so it is 60 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 35,289 vehicles a day, roughly 38% of them trucks, projected to reach 44,560 by 2033. The structure is 46 ft (14 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesIH 20
CrossesCox Creek
Location0.80 MI E of US 59
RouteInterstate 20
CountyHarrison County
StateTexas
Coordinates32.49169, -94.34534
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 loadOther
Structure length46 ft (14 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,289 (2019)
Projected traffic44,560 by 2033
Trucks38%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 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 IH 20 over Cox Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is IH 20 over Cox Creek 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 August 2023.

How much traffic does IH 20 over Cox Creek carry?

About 35,289 vehicles per day (2019 count), of which roughly 38% are trucks.

How long is IH 20 over Cox Creek?

The structure is 46 ft (14 m) long with a longest span of 10 ft (3 m).

Who owns IH 20 over Cox Creek?

It is owned by the State Highway Agency.