US Bridges

Access Road over First Creek

Good

Jefferson County, Oregon · 1 Mile W of Allingham Gs · Structure no. 060105000001017

Built
1984
41 years old, rebuilt 2010
Condition
Good
inspected July 2021
Type
Slab
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
50
1988 count
Owner
Federal
U.S. Forest Service

About this bridge

Access Road over First Creek is a prestressed concrete slab carrying Access Road over First Creek in Jefferson County, Oregon. It was built in 1984 and reconstructed in 2010, so it is 41 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 46 ft (14 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesAccess Road
CrossesFirst Creek
Location1 Mile W of Allingham Gs
RouteFederal Lands Road 14200
StateOregon
Coordinates44.47675, -121.65342
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.5 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 20
Structure length46 ft (14 m)
Longest span45 ft (13.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1988)
Projected traffic75 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Access Road over First Creek built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2010.

What condition is Access Road over First 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 July 2021.

How much traffic does Access Road over First Creek carry?

About 50 vehicles per day (1988 count).

How long is Access Road over First Creek?

The structure is 46 ft (14 m) long with a longest span of 45 ft (13.7 m) and a deck 28 ft wide.

Who owns Access Road over First Creek?

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