US Bridges

Or 126 (hwy 62) Rw over Knowles Creek R/W Lt

Fair

Lane County, Oregon · 008 MI E of Mapleton · Structure no. 0M203 062Y01519

Built
1962
63 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
63 ft
1 main span
Daily traffic
13
2010 count
Owner
State
State Highway Agency

About this bridge

Or 126 (hwy 62) Rw over Knowles Creek R/W Lt is a steel stringer/multi-beam or girder carrying Or 126 (hwy 62) Rw over Knowles Creek R/W Lt in Lane County, Oregon. It was built in 1962, so it is 63 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 13 vehicles a day, roughly 1% of them trucks, projected to reach 20 by 2030. The structure is 63 ft (19.2 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOr 126 (hwy 62) Rw
CrossesKnowles Creek R/W Lt
Location008 MI E of Mapleton
RouteState Highway 126
StateOregon
Coordinates44.0315, -123.84445
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating22.2 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans1
Design loadH 15
Structure length63 ft (19.2 m)
Longest span63 ft (19.2 m)
Deck width18 ft (5.4 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13 (2010)
Projected traffic20 by 2030
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Or 126 (hwy 62) Rw over Knowles Creek R/W Lt built?

It was built in 1962, making it 63 years old in 2025.

What condition is Or 126 (hwy 62) Rw over Knowles Creek R/W Lt 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 June 2024.

How much traffic does Or 126 (hwy 62) Rw over Knowles Creek R/W Lt carry?

About 13 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Or 126 (hwy 62) Rw over Knowles Creek R/W Lt?

The structure is 63 ft (19.2 m) long with a longest span of 63 ft (19.2 m) and a deck 18 ft wide.

Who owns Or 126 (hwy 62) Rw over Knowles Creek R/W Lt?

It is owned by the State Highway Agency.