US Bridges

State Route 89 over Fletcher Creek

Fair

Sierra County, California · 03-SIE-089-22.70 · Structure no. 13 0016

Built
1969
56 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
30 ft
3 main spans
Daily traffic
1,020
2015 count
Owner
State
State Highway Agency

About this bridge

State Route 89 over Fletcher Creek is a concrete continuous culvert carrying State Route 89 over Fletcher Creek in Sierra County, California. It was built in 1969, so it is 56 years old, older 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 1,020 vehicles a day, roughly 9% of them trucks, projected to reach 1,734 by 2046. The structure is 30 ft (9.1 m) long and 42 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesState Route 89
CrossesFletcher Creek
Location03-SIE-089-22.70
RouteState Highway 89
Coordinates39.66219, -120.43251
Functional classRural Minor 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span9 ft (2.8 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,020 (2015)
Projected traffic1,734 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 89 over Fletcher Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is State Route 89 over Fletcher 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 July 2024.

How much traffic does State Route 89 over Fletcher Creek carry?

About 1,020 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is State Route 89 over Fletcher Creek?

The structure is 30 ft (9.1 m) long with a longest span of 9 ft (2.8 m) and a deck 42 ft wide.

Who owns State Route 89 over Fletcher Creek?

It is owned by the State Highway Agency.