US Bridges

Adel Road over Deep Creek

Good

Lake County, Oregon · 0.3 MI S HWY 140 East · Structure no. 200760000000030

Built
2005
20 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
170 ft
3 main spans
Daily traffic
122
2020 count
Owner
County
County Highway Agency

About this bridge

Adel Road over Deep Creek is a prestressed concrete slab carrying Adel Road over Deep Creek in Lake County, Oregon. It was built in 2005, so it is 20 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 122 vehicles a day, roughly 20% of them trucks, projected to reach 127 by 2025. The structure is 170 ft (51.8 m) long and 36 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesAdel Road
CrossesDeep Creek
Location0.3 MI S HWY 140 East
RouteCounty Highway 0
StateOregon
Coordinates42.17494, -119.8984
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating56 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 25 or greater
Structure length170 ft (51.8 m)
Longest span60 ft (18.3 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122 (2020)
Projected traffic127 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 Adel Road over Deep Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Adel Road over Deep 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 2024.

How much traffic does Adel Road over Deep Creek carry?

About 122 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Adel Road over Deep Creek?

The structure is 170 ft (51.8 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.

Who owns Adel Road over Deep Creek?

It is owned by the County Highway Agency.