US Bridges

SR 53 over Cache Creek

Fair

Lake County, California · 01-LAK-053-1.00 · Structure no. 14 0078R

Built
1997
28 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
216 ft
1 main span
Daily traffic
8,250
2009 count
Owner
State
State Highway Agency

About this bridge

SR 53 over Cache Creek is a prestressed concrete box beam or girders - multiple carrying SR 53 over Cache Creek in Lake County, California. It was built in 1997, so it is 28 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 6 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 8,250 vehicles a day, roughly 5% of them trucks, projected to reach 14,061 by 2046. The structure is 216 ft (65.7 m) long and 43 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR 53
CrossesCache Creek
Location01-LAK-053-1.00
RouteState Highway 53
Coordinates38.925, -122.61435
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length216 ft (65.7 m)
Longest span213 ft (64.8 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,250 (2009)
Projected traffic14,061 by 2046
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 53 over Cache Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is SR 53 over Cache Creek 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 October 2024.

How much traffic does SR 53 over Cache Creek carry?

About 8,250 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is SR 53 over Cache Creek?

The structure is 216 ft (65.7 m) long with a longest span of 213 ft (64.8 m) and a deck 43 ft wide.

Who owns SR 53 over Cache Creek?

It is owned by the State Highway Agency.