US Bridges

US 30 (hwy 067) over Mission Road Conn

Fair

Umatilla County, Oregon · 1.3 Mi. NW Jct. I-84 · Structure no. 07751 067 00533

Built
1955
70 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Concrete Continuous
Length
242 ft
5 main spans
Daily traffic
1,211
2022 count
Owner
State
State Highway Agency

About this bridge

US 30 (hwy 067) over Mission Road Conn is a concrete continuous tee beam carrying US 30 (hwy 067) over Mission Road Conn in Umatilla County, Oregon. It was built in 1955, so it is 70 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 1,211 vehicles a day, roughly 19% of them trucks, projected to reach 1,700 by 2042. The structure is 242 ft (73.8 m) long and 35 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesUS 30 (hwy 067)
CrossesMission Road Conn
Location1.3 Mi. NW Jct. I-84
RouteU.S. Route 30
CountyUmatilla County
StateOregon
Coordinates45.66953, -118.74905
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length242 ft (73.8 m)
Longest span78 ft (23.8 m)
Deck width35 ft (10.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,211 (2022)
Projected traffic1,700 by 2042
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 30 (hwy 067) over Mission Road Conn built?

It was built in 1955, making it 70 years old in 2025.

What condition is US 30 (hwy 067) over Mission Road Conn 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 September 2024.

How much traffic does US 30 (hwy 067) over Mission Road Conn carry?

About 1,211 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is US 30 (hwy 067) over Mission Road Conn?

The structure is 242 ft (73.8 m) long with a longest span of 78 ft (23.8 m) and a deck 35 ft wide.

Who owns US 30 (hwy 067) over Mission Road Conn?

It is owned by the State Highway Agency.