US Bridges

Avenue 46 over Coachella Canal

Good

Riverside County, California · 0.1 Mi. E/O Madison ST · Structure no. 56C0253

Built
1965
60 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
1,700
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Avenue 46 over Coachella Canal is a prestressed concrete stringer/multi-beam or girder carrying Avenue 46 over Coachella Canal in Riverside County, California. It was built in 1965, so it is 60 years old, older than the California average of 54.8 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 1,700 vehicles a day, roughly 1% of them trucks, projected to reach 3,293 by 2043. The structure is 46 ft (14 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAvenue 46
CrossesCoachella Canal
Location0.1 Mi. E/O Madison ST
RouteCity Street 0
Coordinates33.7146, -116.24949
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating19.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length46 ft (14 m)
Longest span44 ft (13.4 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2020)
Projected traffic3,293 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Avenue 46 over Coachella Canal built?

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

What condition is Avenue 46 over Coachella Canal 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 January 2025.

How much traffic does Avenue 46 over Coachella Canal carry?

About 1,700 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Avenue 46 over Coachella Canal?

The structure is 46 ft (14 m) long with a longest span of 44 ft (13.4 m) and a deck 44 ft wide.

Who owns Avenue 46 over Coachella Canal?

It is owned by the City or Municipal Highway Agency.