US Bridges

Henrici RD over Abernethy Creek

Fair

Clackamas County, Oregon · 2.5 MI W of FASA609 · Structure no. 06228 009 00353

Built
1963
62 years old
Condition
Fair
inspected May 2023
Type
Channel Beam
Concrete
Length
61 ft
3 main spans
Daily traffic
24,600
2014 count
Owner
County
County Highway Agency

About this bridge

Henrici RD over Abernethy Creek is a concrete channel beam carrying Henrici RD over Abernethy Creek in Clackamas County, Oregon. It was built in 1963, 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 fair condition with a lowest component rating of 5 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 24,600 vehicles a day, roughly 8% of them trucks, projected to reach 26,900 by 2033. The structure is 61 ft (18.6 m) long and 26 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesHenrici RD
CrossesAbernethy Creek
Location2.5 MI W of FASA609
RouteCounty Highway 0A627
CountyClackamas County
StateOregon
Coordinates45.3151, -122.50477
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.9 US tons
Inventory rating21.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length61 ft (18.6 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,600 (2014)
Projected traffic26,900 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Henrici RD over Abernethy Creek built?

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

What condition is Henrici RD over Abernethy Creek 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 May 2023.

How much traffic does Henrici RD over Abernethy Creek carry?

About 24,600 vehicles per day (2014 count), of which roughly 8% are trucks.

How long is Henrici RD over Abernethy Creek?

The structure is 61 ft (18.6 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns Henrici RD over Abernethy Creek?

It is owned by the County Highway Agency.