US Bridges

Conn Rooster Rock over HWY 002

Fair

Multnomah County, Oregon · 2.9 MI E of Corbett Int · Structure no. 08037 002C02503

Built
1957
68 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
236 ft
3 main spans
Daily traffic
321
2022 count
Owner
State
State Highway Agency

About this bridge

Conn Rooster Rock over HWY 002 is a concrete continuous box beam or girders - multiple carrying Conn Rooster Rock over HWY 002 in Multnomah County, Oregon. It was built in 1957, so it is 68 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 321 vehicles a day, roughly 18% of them trucks, projected to reach 33,500 by 2040. The structure is 236 ft (71.9 m) long and 31 ft wide.

CarriesConn Rooster Rock
CrossesHWY 002
Location2.9 MI E of Corbett Int
RouteState Highway 84
StateOregon
Coordinates45.5445, -122.23603
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span88 ft (26.8 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic321 (2022)
Projected traffic33,500 by 2040
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Conn Rooster Rock over HWY 002 built?

It was built in 1957, making it 68 years old in 2025.

What condition is Conn Rooster Rock over HWY 002 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 April 2023.

How much traffic does Conn Rooster Rock over HWY 002 carry?

About 321 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is Conn Rooster Rock over HWY 002?

The structure is 236 ft (71.9 m) long with a longest span of 88 ft (26.8 m) and a deck 31 ft wide.

Who owns Conn Rooster Rock over HWY 002?

It is owned by the State Highway Agency.