US Bridges

Gilman Springs RD over State Route 60

Good

Riverside County, California · 08-RIV-060-22.10 · Structure no. 56 0489

Built
1964
61 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
222 ft
2 main spans
Daily traffic
2,600
2020 count
Owner
State
State Highway Agency

About this bridge

Gilman Springs RD over State Route 60 is a prestressed concrete continuous stringer/multi-beam or girder carrying Gilman Springs RD over State Route 60 in Riverside County, California. It was built in 1964, so it is 61 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 2,600 vehicles a day, roughly 13% of them trucks, projected to reach 3,381 by 2047. The structure is 222 ft (67.8 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesGilman Springs RD
CrossesState Route 60
Location08-RIV-060-22.10
RouteCounty Highway 0W552
Coordinates33.93839, -117.12709
Functional classUrban Local

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.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length222 ft (67.8 m)
Longest span73 ft (22.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2020)
Projected traffic3,381 by 2047
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Gilman Springs RD over State Route 60 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Gilman Springs RD over State Route 60 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 2025.

How much traffic does Gilman Springs RD over State Route 60 carry?

About 2,600 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Gilman Springs RD over State Route 60?

The structure is 222 ft (67.8 m) long with a longest span of 73 ft (22.1 m) and a deck 43 ft wide.

Who owns Gilman Springs RD over State Route 60?

It is owned by the State Highway Agency.