US Bridges

Riggles Avenue over I-10

Good

La Paz County, Arizona · 0.5 MI E JCT US 95 · Structure no. 02726

Built
2002
23 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
263 ft
2 main spans
Daily traffic
2,000
2022 count
Owner
State
State Highway Agency

About this bridge

Riggles Avenue over I-10 is a prestressed concrete stringer/multi-beam or girder carrying Riggles Avenue over I-10 in La Paz County, Arizona. It was built in 2002, so it is 23 years old, younger than the Arizona average of 47.8 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 2,000 vehicles a day, roughly 10% of them trucks, projected to reach 2,010 by 2042. The structure is 263 ft (80.2 m) long and 82 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRiggles Avenue
CrossesI-10
Location0.5 MI E JCT US 95
RouteCity Street 0
CountyLa Paz County
StateArizona
Coordinates33.66555, -114.19974
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length263 ft (80.2 m)
Longest span130 ft (39.6 m)
Deck width82 ft (25 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2022)
Projected traffic2,010 by 2042
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Riggles Avenue over I-10 built?

It was built in 2002, making it 23 years old in 2025.

What condition is Riggles Avenue over I-10 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 February 2024.

How much traffic does Riggles Avenue over I-10 carry?

About 2,000 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Riggles Avenue over I-10?

The structure is 263 ft (80.2 m) long with a longest span of 130 ft (39.6 m) and a deck 82 ft wide.

Who owns Riggles Avenue over I-10?

It is owned by the State Highway Agency.