US Bridges

Mcfarland Road over Creek

Fair

Linn County, Oregon · 004 MI South West HWY 99E · Structure no. 12277 011200041

Built
1975
50 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
288
2021 count
Owner
County
County Highway Agency

About this bridge

Mcfarland Road over Creek is a prestressed concrete slab carrying Mcfarland Road over Creek in Linn County, Oregon. It was built in 1975, so it is 50 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 288 vehicles a day, roughly 10% of them trucks, projected to reach 391 by 2041. The structure is 33 ft (10.1 m) long and 32 ft wide.

CarriesMcfarland Road
CrossesCreek
Location004 MI South West HWY 99E
RouteCounty Highway C0112
StateOregon
Coordinates44.56659, -123.11437
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic288 (2021)
Projected traffic391 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Mcfarland Road over Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Mcfarland Road over 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 October 2024.

How much traffic does Mcfarland Road over Creek carry?

About 288 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Mcfarland Road over Creek?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 32 ft wide.

Who owns Mcfarland Road over Creek?

It is owned by the County Highway Agency.