US Bridges

State Route 58 EB over Turtle Wash

Fair

San Bernardino County, California · 08-SBD-058-R14.38 · Structure no. 54 1089R

Built
1992
33 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
67 ft
2 main spans
Daily traffic
7,200
2020 count
Owner
State
State Highway Agency

About this bridge

State Route 58 EB over Turtle Wash is a concrete continuous slab carrying State Route 58 EB over Turtle Wash in San Bernardino County, California. It was built in 1992, so it is 33 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 7,200 vehicles a day, roughly 50% of them trucks, projected to reach 10,000 by 2040. The structure is 67 ft (20.4 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 58 EB
CrossesTurtle Wash
Location08-SBD-058-R14.38
RouteState Highway 58
CountySan Bernardino County
StateCalifornia
Coordinates34.94257, -117.39796
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 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 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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length67 ft (20.4 m)
Longest span33 ft (10.1 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2020)
Projected traffic10,000 by 2040
Trucks50%
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 58 EB over Turtle Wash built?

It was built in 1992, making it 33 years old in 2025.

What condition is State Route 58 EB over Turtle Wash 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 April 2023.

How much traffic does State Route 58 EB over Turtle Wash carry?

About 7,200 vehicles per day (2020 count), of which roughly 50% are trucks.

How long is State Route 58 EB over Turtle Wash?

The structure is 67 ft (20.4 m) long with a longest span of 33 ft (10.1 m) and a deck 43 ft wide.

Who owns State Route 58 EB over Turtle Wash?

It is owned by the State Highway Agency.