US Bridges

Wendling RD over Mohawk River

Fair

Lane County, Oregon · 0002 MI S Marcola · Structure no. 39C173197500002

Built
1969
56 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
216 ft
1 main span
Daily traffic
1,677
2020 count
Owner
County
County Highway Agency

About this bridge

Wendling RD over Mohawk River is a prestressed concrete box beam or girders - multiple carrying Wendling RD over Mohawk River in Lane County, Oregon. It was built in 1969, so it is 56 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 1,677 vehicles a day, roughly 20% of them trucks, projected to reach 1,852 by 2025. The structure is 216 ft (65.8 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesWendling RD
CrossesMohawk River
Location0002 MI S Marcola
RouteCounty Highway C1975
StateOregon
Coordinates44.17279, -122.85501
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating41.1 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1 (+5 approach)
Design loadHS 20
Structure length216 ft (65.8 m)
Longest span80 ft (24.4 m)
Deck width36 ft (11.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,677 (2020)
Projected traffic1,852 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wendling RD over Mohawk River built?

It was built in 1969, making it 56 years old in 2025.

What condition is Wendling RD over Mohawk River 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 August 2024.

How much traffic does Wendling RD over Mohawk River carry?

About 1,677 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Wendling RD over Mohawk River?

The structure is 216 ft (65.8 m) long with a longest span of 80 ft (24.4 m) and a deck 36 ft wide.

Who owns Wendling RD over Mohawk River?

It is owned by the County Highway Agency.