US Bridges

SH 158 Wb/Sl 250NB over IH 20

Fair

Midland County, Texas · At JCT of Loop 250 & IH20 · Structure no. 061650000514165

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
232 ft
4 main spans
Daily traffic
14,930
2022 count
Owner
State
State Highway Agency

About this bridge

SH 158 Wb/Sl 250NB over IH 20 is a prestressed concrete stringer/multi-beam or girder carrying SH 158 Wb/Sl 250NB over IH 20 in Midland 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 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 14,930 vehicles a day, roughly 10% of them trucks, projected to reach 20,390 by 2042. The structure is 232 ft (70.7 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesSH 158 Wb/Sl 250NB
CrossesIH 20
LocationAt JCT of Loop 250 & IH20
RouteState Highway 158
CountyMidland County
StateTexas
Coordinates31.94869, -102.14317
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length232 ft (70.7 m)
Longest span65 ft (19.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,930 (2022)
Projected traffic20,390 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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 SH 158 Wb/Sl 250NB over IH 20 built?

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

What condition is SH 158 Wb/Sl 250NB over IH 20 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 SH 158 Wb/Sl 250NB over IH 20 carry?

About 14,930 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is SH 158 Wb/Sl 250NB over IH 20?

The structure is 232 ft (70.7 m) long with a longest span of 65 ft (19.8 m) and a deck 33 ft wide.

Who owns SH 158 Wb/Sl 250NB over IH 20?

It is owned by the State Highway Agency.