US Bridges

Eller Lane over Scott River

PoorPosted for load

Siskiyou County, California · Just East of Island RD · Structure no. 02C0085

Built
1910
115 years old, rebuilt 1985
Condition
Poor
inspected June 2023
Type
Truss - Thru
Steel
Length
142 ft
1 main span
Daily traffic
172
2011 count
Owner
County
County Highway Agency

About this bridge

Eller Lane over Scott River is a steel truss - thru carrying Eller Lane over Scott River in Siskiyou County, California. It was built in 1910 and reconstructed in 1985, so it is 115 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 172 vehicles a day, roughly 10% of them trucks, projected to reach 357 by 2040. The structure is 142 ft (43.3 m) long and 16 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesEller Lane
CrossesScott River
LocationJust East of Island RD
RouteCounty Highway 0
Coordinates41.5193, -122.85129
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.3 US tons
Inventory rating14.7 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length142 ft (43.3 m)
Longest span140 ft (42.7 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic172 (2011)
Projected traffic357 by 2040
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$819,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Eller Lane over Scott River built?

It was built in 1910, making it 115 years old in 2025. It was reconstructed in 1985.

What condition is Eller Lane over Scott River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does Eller Lane over Scott River carry?

About 172 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Eller Lane over Scott River?

The structure is 142 ft (43.3 m) long with a longest span of 140 ft (42.7 m) and a deck 16 ft wide.

Who owns Eller Lane over Scott River?

It is owned by the County Highway Agency.