US Bridges

IH 20 WB over Loop 338

Good

Ector County, Texas · 4.15 MI E of US 385 · Structure no. 060690000513185

Built
1966
59 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
182 ft
2 main spans
Daily traffic
24,300
2019 count
Owner
State
State Highway Agency

About this bridge

IH 20 WB over Loop 338 is a prestressed concrete stringer/multi-beam or girder carrying IH 20 WB over Loop 338 in Ector County, Texas. It was built in 1966, so it is 59 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 24,300 vehicles a day, roughly 29% of them trucks, projected to reach 22,670 by 2033. The structure is 182 ft (55.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 20 WB
CrossesLoop 338
Location4.15 MI E of US 385
RouteInterstate 20
StateTexas
Coordinates31.86646, -102.30207
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length182 ft (55.5 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,300 (2019)
Projected traffic22,670 by 2033
Trucks29%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 20 WB over Loop 338 built?

It was built in 1966, making it 59 years old in 2025.

What condition is IH 20 WB over Loop 338 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 March 2023.

How much traffic does IH 20 WB over Loop 338 carry?

About 24,300 vehicles per day (2019 count), of which roughly 29% are trucks.

How long is IH 20 WB over Loop 338?

The structure is 182 ft (55.5 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns IH 20 WB over Loop 338?

It is owned by the State Highway Agency.