US Bridges

IH 20 over Drain

Good

Ector County, Texas · 2.30 MI SW of FM 866 · Structure no. 060690000407078

Built
1955
70 years old, rebuilt 1979
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
27 ft
4 main spans
Daily traffic
34,379
2023 count
Owner
State
State Highway Agency

About this bridge

IH 20 over Drain is a concrete culvert carrying IH 20 over Drain in Ector County, Texas. It was built in 1955 and reconstructed in 1979, so it is 70 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 34,379 vehicles a day, roughly 36% of them trucks, projected to reach 17,150 by 2033. The structure is 27 ft (8.2 m) long.

CarriesIH 20
CrossesDrain
Location2.30 MI SW of FM 866
RouteInterstate 20
StateTexas
Coordinates31.74461, -102.57331
Functional classRural Principal Arterial - Interstate

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,379 (2023)
Projected traffic17,150 by 2033
Trucks36%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 20 over Drain built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1979.

What condition is IH 20 over Drain 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 October 2023.

How much traffic does IH 20 over Drain carry?

About 34,379 vehicles per day (2023 count), of which roughly 36% are trucks.

How long is IH 20 over Drain?

The structure is 27 ft (8.2 m) long with a longest span of 7 ft (2.1 m).

Who owns IH 20 over Drain?

It is owned by the State Highway Agency.