US Bridges

Forest RD 42 over Wolf Creek

Good

Crook County, Oregon · 12MI NE of Paulina on 42 · Structure no. 060702000001014

Built
1963
62 years old, rebuilt 1995
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
60 ft
1 main span
Daily traffic
40
1991 count
Owner
Federal
U.S. Forest Service

About this bridge

Forest RD 42 over Wolf Creek is a wood or timber stringer/multi-beam or girder carrying Forest RD 42 over Wolf Creek in Crook County, Oregon. It was built in 1963 and reconstructed in 1995, 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 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 40 vehicles a day, projected to reach 60 by 2045. The structure is 60 ft (18.4 m) long and 16 ft wide.

CarriesForest RD 42
CrossesWolf Creek
Location12MI NE of Paulina on 42
RouteFederal Lands Road 4200
StateOregon
Coordinates44.25167, -119.82583
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.1 US tons
Inventory rating53 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1 (+2 approach)
Design loadOther
Structure length60 ft (18.4 m)
Longest span42 ft (12.8 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (1991)
Projected traffic60 by 2045
Trucks—
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest RD 42 over Wolf Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1995.

What condition is Forest RD 42 over Wolf Creek 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 August 2023.

How much traffic does Forest RD 42 over Wolf Creek carry?

About 40 vehicles per day (1991 count).

How long is Forest RD 42 over Wolf Creek?

The structure is 60 ft (18.4 m) long with a longest span of 42 ft (12.8 m) and a deck 16 ft wide.

Who owns Forest RD 42 over Wolf Creek?

It is owned by the U.S. Forest Service.