IH 20 EB over Cowan Draw

Fair

Reeves County, Texas · 5.20 MI NE of IH 10 · Structure no. 061950000305130

Built: 1970; 55 years old
Condition: Fair; inspected October 2023
Type: Slab; Concrete
Length: 184 ft; 7 main spans
Daily traffic: 10,738; 2022 count
Owner: State; State Highway Agency

About this bridge

IH 20 EB over Cowan Draw is a concrete slab carrying IH 20 EB over Cowan Draw in Reeves County, Texas. It was built in 1970, so it is 55 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 5 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 10,738 vehicles a day, roughly 48% of them trucks, projected to reach 19,096 by 2042. The structure is 184 ft (56.1 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 20 EB

CrossesCowan Draw

Location5.20 MI NE of IH 10

RouteInterstate 20

CountyReeves County

StateTexas

Coordinates31.14253, -104.00176

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.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionOctober 2023

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 geometry6: Equal to present minimum criteria

Waterway adequacy9: Superior to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating75 US tons

Inventory rating45 US tons

Structure

Structure typeSlab

MaterialConcrete

DeckConcrete, cast-in-place

Main spans7

Design loadHS 20

Structure length184 ft (56.1 m)

Longest span26 ft (7.9 m)

Deck width42 ft (12.9 m)

Roadway width40 ft (12.1 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,738 (2022)

Projected traffic19,096 by 2042

Trucks48%

Lanes on structure2

Traffic directionOne-way traffic

CarriesHighway

CrossesWaterway

Detour if closed1.2 mi (2 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 EB over Cowan Draw built?

It was built in 1970, making it 55 years old in 2025.

What condition is IH 20 EB over Cowan Draw 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 October 2023.

How much traffic does IH 20 EB over Cowan Draw carry?

About 10,738 vehicles per day (2022 count), of which roughly 48% are trucks.

How long is IH 20 EB over Cowan Draw?

The structure is 184 ft (56.1 m) long with a longest span of 26 ft (7.9 m) and a deck 42 ft wide.

Who owns IH 20 EB over Cowan Draw?

It is owned by the State Highway Agency.