US Bridges

Interstate 10 over Rialto Channel

Good

San Bernardino County, California · 08-SBD-010-19.90-RIA · Structure no. 54 1116

Built
1994
31 years old, rebuilt 2012
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
177,000
2021 count
Owner
State
State Highway Agency

About this bridge

Interstate 10 over Rialto Channel is a concrete continuous culvert carrying Interstate 10 over Rialto Channel in San Bernardino County, California. It was built in 1994 and reconstructed in 2012, so it is 31 years old, younger 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 177,000 vehicles a day, roughly 10% of them trucks, projected to reach 225,000 by 2043. The structure is 30 ft (9.1 m) long and 132 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 10
CrossesRialto Channel
Location08-SBD-010-19.90-RIA
RouteInterstate 10
Coordinates34.0686, -117.37187
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span15 ft (4.6 m)
Deck width132 ft (40.2 m)
Roadway width124 ft (37.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic177,000 (2021)
Projected traffic225,000 by 2043
Trucks10%
Lanes on structure14
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 10 over Rialto Channel built?

It was built in 1994, making it 31 years old in 2025. It was reconstructed in 2012.

What condition is Interstate 10 over Rialto Channel 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 March 2024.

How much traffic does Interstate 10 over Rialto Channel carry?

About 177,000 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Interstate 10 over Rialto Channel?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.6 m) and a deck 132 ft wide.

Who owns Interstate 10 over Rialto Channel?

It is owned by the State Highway Agency.