US 180 over US 87

Fair

Dawson County, Texas · 0.6 MI SE of SH 349 · Structure no. 050580006805053

Built: 1965; 60 years old
Condition: Fair; inspected July 2023
Type: Stringer/Multi-beam or Girder; Prestressed Concrete
Length: 222 ft; 4 main spans
Daily traffic: 1,460; 2013 count
Owner: State; State Highway Agency

About this bridge

US 180 over US 87 is a prestressed concrete stringer/multi-beam or girder carrying US 180 over US 87 in Dawson 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 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 1,460 vehicles a day, roughly 20% of them trucks, projected to reach 2,040 by 2033. The structure is 222 ft (67.7 m) long and 46 ft wide.

Location

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CarriesUS 180

CrossesUS 87

Location0.6 MI SE of SH 349

RouteU.S. Route 180

CountyDawson County

StateTexas

Coordinates32.70215, -101.91891

Functional classRural Minor Arterial

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	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionJuly 2023

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation6: Equal to present minimum criteria

Deck geometry8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating75 US tons

Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder

MaterialPrestressed Concrete

DeckConcrete, cast-in-place

Main spans4

Design loadHS 20

Structure length222 ft (67.7 m)

Longest span60 ft (18.3 m)

Deck width46 ft (14.1 m)

Roadway width44 ft (13.4 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,460 (2013)

Projected traffic2,040 by 2033

Trucks20%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesHighway

Detour if closed—

TollOn a free road

National Highway SystemNo

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$25,000

NavigationNot applicable (no waterway)

Frequently asked questions

When was US 180 over US 87 built?

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

What condition is US 180 over US 87 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 July 2023.

How much traffic does US 180 over US 87 carry?

About 1,460 vehicles per day (2013 count), of which roughly 20% are trucks.

How long is US 180 over US 87?

The structure is 222 ft (67.7 m) long with a longest span of 60 ft (18.3 m) and a deck 46 ft wide.

Who owns US 180 over US 87?

It is owned by the State Highway Agency.