US Bridges

IH 20 EB over Bi 20 & UP RR

Fair

Ector County, Texas · 4.5 MI W of US 385 · Structure no. 060690000407226

Built
1966
59 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
492 ft
6 main spans
Daily traffic
17,196
2022 count
Owner
State
State Highway Agency

About this bridge

IH 20 EB over Bi 20 & UP RR is a prestressed concrete stringer/multi-beam or girder carrying IH 20 EB over Bi 20 & UP RR 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 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 17,196 vehicles a day, roughly 41% of them trucks, projected to reach 24,075 by 2042. The structure is 492 ft (150 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 20 EB
CrossesBi 20 & UP RR
Location4.5 MI W of US 385
RouteInterstate 20
CountyEctor County
StateTexas
Coordinates31.81687, -102.42014
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6 (+4 approach)
Design loadHS 20
Structure length492 ft (150 m)
Longest span60 ft (18.3 m)
Deck width35 ft (10.6 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,196 (2022)
Projected traffic24,075 by 2042
Trucks41%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$40,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 20 EB over Bi 20 & UP RR built?

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

What condition is IH 20 EB over Bi 20 & UP RR 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 September 2023.

How much traffic does IH 20 EB over Bi 20 & UP RR carry?

About 17,196 vehicles per day (2022 count), of which roughly 41% are trucks.

How long is IH 20 EB over Bi 20 & UP RR?

The structure is 492 ft (150 m) long with a longest span of 60 ft (18.3 m) and a deck 35 ft wide.

Who owns IH 20 EB over Bi 20 & UP RR?

It is owned by the State Highway Agency.