US Bridges

Mcclun Road over Calapooia River

Good

Linn County, Oregon · 0001 MI E CR 759 · Structure no. 22043 075700001

Built
2013
12 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
118 ft
1 main span
Daily traffic
57
2021 count
Owner
County
County Highway Agency

About this bridge

Mcclun Road over Calapooia River is a prestressed concrete box beam or girders - multiple carrying Mcclun Road over Calapooia River in Linn County, Oregon. It was built in 2013, so it is 12 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 57 vehicles a day, projected to reach 77 by 2041. The structure is 118 ft (36 m) long and 32 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMcclun Road
CrossesCalapooia River
Location0001 MI E CR 759
RouteCounty Highway C0757
StateOregon
Coordinates44.33298, -122.75439
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length118 ft (36 m)
Longest span118 ft (36 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57 (2021)
Projected traffic77 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Mcclun Road over Calapooia River built?

It was built in 2013, making it 12 years old in 2025.

What condition is Mcclun Road over Calapooia River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Mcclun Road over Calapooia River carry?

About 57 vehicles per day (2021 count).

How long is Mcclun Road over Calapooia River?

The structure is 118 ft (36 m) long with a longest span of 118 ft (36 m) and a deck 32 ft wide.

Who owns Mcclun Road over Calapooia River?

It is owned by the County Highway Agency.