US Bridges

Crook RD over Muddy Creek Overflow

Poor

Linn County, Oregon · 0158 Miles West of HWY 99 · Structure no. 12323 021900158

Built
1968
57 years old
Condition
Poor
inspected May 2023
Type
Slab
Prestressed Concrete
Length
60 ft
2 main spans
Daily traffic
237
2021 count
Owner
County
County Highway Agency

About this bridge

Crook RD over Muddy Creek Overflow is a prestressed concrete slab carrying Crook RD over Muddy Creek Overflow in Linn County, Oregon. It was built in 1968, so it is 57 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.

It carries about 237 vehicles a day, roughly 10% of them trucks, projected to reach 340 by 2041. The structure is 60 ft (18.3 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCrook RD
CrossesMuddy Creek Overflow
Location0158 Miles West of HWY 99
RouteCounty Highway C0219
StateOregon
Coordinates44.37802, -123.14116
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating31.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width36 ft (10.9 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic237 (2021)
Projected traffic340 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.9 mi (3 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 Crook RD over Muddy Creek Overflow built?

It was built in 1968, making it 57 years old in 2025.

What condition is Crook RD over Muddy Creek Overflow 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 May 2023.

How much traffic does Crook RD over Muddy Creek Overflow carry?

About 237 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Crook RD over Muddy Creek Overflow?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 36 ft wide.

Who owns Crook RD over Muddy Creek Overflow?

It is owned by the County Highway Agency.