US Bridges

Harrison ST over Loftus Ditch

Good

Riverside County, California · 0.8 MI S/O Pierce ST · Structure no. 56C0583

Built
1976
49 years old
Condition
Good
inspected March 2021
Type
Slab
Concrete Continuous
Length
86 ft
3 main spans
Daily traffic
1,000
2012 count
Owner
County
County Highway Agency

About this bridge

Harrison ST over Loftus Ditch is a concrete continuous slab carrying Harrison ST over Loftus Ditch in Riverside County, California. It was built in 1976, so it is 49 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 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 1,200 by 2040. The structure is 86 ft (26.2 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHarrison ST
CrossesLoftus Ditch
Location0.8 MI S/O Pierce ST
RouteCounty Highway 0
Coordinates33.47874, -116.11117
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating72.5 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span28 ft (8.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2012)
Projected traffic1,200 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Harrison ST over Loftus Ditch built?

It was built in 1976, making it 49 years old in 2025.

What condition is Harrison ST over Loftus Ditch 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 2021.

How much traffic does Harrison ST over Loftus Ditch carry?

About 1,000 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is Harrison ST over Loftus Ditch?

The structure is 86 ft (26.2 m) long with a longest span of 28 ft (8.5 m) and a deck 43 ft wide.

Who owns Harrison ST over Loftus Ditch?

It is owned by the County Highway Agency.