US Bridges

Nixon Drive over Little Muddy Creek

Fair

Linn County, Oregon · 006 MI West CR 218 · Structure no. 12383 022300064

Built
1963
62 years old
Condition
Fair
inspected May 2023
Type
Slab
Prestressed Concrete
Length
73 ft
2 main spans
Daily traffic
196
2021 count
Owner
County
County Highway Agency

About this bridge

Nixon Drive over Little Muddy Creek is a prestressed concrete slab carrying Nixon Drive over Little 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 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 196 vehicles a day, roughly 10% of them trucks, projected to reach 309 by 2041. The structure is 73 ft (22.3 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNixon Drive
CrossesLittle Muddy Creek
Location006 MI West CR 218
RouteCounty Highway C0223
StateOregon
Coordinates44.35201, -123.14146
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span36 ft (11 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196 (2021)
Projected traffic309 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Nixon Drive over Little Muddy Creek built?

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

What condition is Nixon Drive over Little Muddy 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 May 2023.

How much traffic does Nixon Drive over Little Muddy Creek carry?

About 196 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Nixon Drive over Little Muddy Creek?

The structure is 73 ft (22.3 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns Nixon Drive over Little Muddy Creek?

It is owned by the County Highway Agency.