US Bridges

Plomosa Road over Bouse Wash

Fair

La Paz County, Arizona · 0.5 West of SR 72 · Structure no. 07984

Built
1993
32 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
332 ft
5 main spans
Daily traffic
363
2022 count
Owner
County
County Highway Agency

About this bridge

Plomosa Road over Bouse Wash is a prestressed concrete box beam or girders - multiple carrying Plomosa Road over Bouse Wash in La Paz County, Arizona. It was built in 1993, so it is 32 years old, younger than the Arizona average of 47.8 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 363 vehicles a day, roughly 5% of them trucks, projected to reach 373 by 2042. The structure is 332 ft (101.2 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPlomosa Road
CrossesBouse Wash
Location0.5 West of SR 72
RouteCounty Highway 0
CountyLa Paz County
StateArizona
Coordinates33.93161, -114.01225
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length332 ft (101.2 m)
Longest span66 ft (20.1 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic363 (2022)
Projected traffic373 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Plomosa Road over Bouse Wash built?

It was built in 1993, making it 32 years old in 2025.

What condition is Plomosa Road over Bouse Wash 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 January 2024.

How much traffic does Plomosa Road over Bouse Wash carry?

About 363 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Plomosa Road over Bouse Wash?

The structure is 332 ft (101.2 m) long with a longest span of 66 ft (20.1 m) and a deck 36 ft wide.

Who owns Plomosa Road over Bouse Wash?

It is owned by the County Highway Agency.