US Bridges

Abraham DR over Muddy Creek

Poor

Linn County, Oregon · 020 MI SW Shedd · Structure no. 12336 020600372

Built
1963
62 years old
Condition
Poor
inspected October 2024
Type
Slab
Prestressed Concrete
Length
131 ft
5 main spans
Daily traffic
57
2021 count
Owner
County
County Highway Agency

About this bridge

Abraham DR over Muddy Creek is a prestressed concrete slab carrying Abraham DR over Muddy Creek in Linn County, Oregon. It was built in 1963, so it is 62 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: open, would be posted or closed except for temporary shoring.

It carries about 57 vehicles a day, projected to reach 88 by 2041. The structure is 131 ft (39.9 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesAbraham DR
CrossesMuddy Creek
Location020 MI SW Shedd
RouteCounty Highway C0206
StateOregon
Coordinates44.45536, -123.14751
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans5
Design loadHS 20
Structure length131 ft (39.9 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57 (2021)
Projected traffic88 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$738,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Abraham DR over Muddy Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is Abraham DR over Muddy 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 October 2024.

How much traffic does Abraham DR over Muddy Creek carry?

About 57 vehicles per day (2021 count).

How long is Abraham DR over Muddy Creek?

The structure is 131 ft (39.9 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns Abraham DR over Muddy Creek?

It is owned by the County Highway Agency.