US Bridges

Sherman Road over Beaver Creek

PoorPosted for load

Marion County, Oregon · 011 S JCT 214 & CR874 · Structure no. 47C203087400101

Built
1960
65 years old
Condition
Poor
inspected August 2024
Type
Culvert
Concrete Continuous
Length
23 ft
3 main spans
Daily traffic
967
2020 count
Owner
County
County Highway Agency

About this bridge

Sherman Road over Beaver Creek is a concrete continuous culvert carrying Sherman Road over Beaver Creek in Marion County, Oregon. It was built in 1960, so it is 65 years old, older than the Oregon average of 49.9 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 967 vehicles a day, roughly 10% of them trucks, projected to reach 1,087 by 2025. The structure is 23 ft (7 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSherman Road
CrossesBeaver Creek
Location011 S JCT 214 & CR874
RouteCounty Highway C0874
StateOregon
Coordinates44.85027, -122.82603
Functional classRural Local

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
Channel and channel protection7 GoodSome minor problems.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
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 alignment8: Equal to present desirable criteria
Operating rating21.1 US tons
Inventory rating16.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 20
Structure length23 ft (7 m)
Longest span8 ft (2.4 m)
Deck width26 ft (7.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic967 (2020)
Projected traffic1,087 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-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 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 Sherman Road over Beaver Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Sherman Road over Beaver Creek 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 August 2024.

How much traffic does Sherman Road over Beaver Creek carry?

About 967 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Sherman Road over Beaver Creek?

The structure is 23 ft (7 m) long with a longest span of 8 ft (2.4 m) and a deck 26 ft wide.

Who owns Sherman Road over Beaver Creek?

It is owned by the County Highway Agency.