US Bridges

State Route 86S NB over Lowen Ditch

Fair

Riverside County, California · 08-RIV-086-R3.32 · Structure no. 56 0776R

Built
2000
25 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
70 ft
2 main spans
Daily traffic
153,000
2020 count
Owner
State
State Highway Agency

About this bridge

State Route 86S NB over Lowen Ditch is a concrete continuous slab carrying State Route 86S NB over Lowen Ditch in Riverside County, California. It was built in 2000, so it is 25 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 153,000 vehicles a day, roughly 14% of them trucks, projected to reach 177,936 by 2045. The structure is 70 ft (21.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesState Route 86S NB
CrossesLowen Ditch
Location08-RIV-086-R3.32
RouteState Highway 86
CountyRiverside County
StateCalifornia
Coordinates33.46027, -116.09086
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span35 ft (10.7 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic153,000 (2020)
Projected traffic177,936 by 2045
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 State Route 86S NB over Lowen Ditch built?

It was built in 2000, making it 25 years old in 2025.

What condition is State Route 86S NB over Lowen Ditch 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 November 2023.

How much traffic does State Route 86S NB over Lowen Ditch carry?

About 153,000 vehicles per day (2020 count), of which roughly 14% are trucks.

How long is State Route 86S NB over Lowen Ditch?

The structure is 70 ft (21.3 m) long with a longest span of 35 ft (10.7 m) and a deck 43 ft wide.

Who owns State Route 86S NB over Lowen Ditch?

It is owned by the State Highway Agency.