US Bridges

Chester Blvd over I-84 (hwy 006)

Fair

Malheur County, Oregon · 049 MI NW Idaho ST Line · Structure no. 07956 006 37308

Built
1956
69 years old
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete Continuous
Length
194 ft
5 main spans
Daily traffic
1,393
2010 count
Owner
State
State Highway Agency

About this bridge

Chester Blvd over I-84 (hwy 006) is a concrete continuous tee beam carrying Chester Blvd over I-84 (hwy 006) in Malheur County, Oregon. It was built in 1956, so it is 69 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 1,393 vehicles a day, roughly 30% of them trucks, projected to reach 2,414 by 2030. The structure is 194 ft (59.1 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesChester Blvd
CrossesI-84 (hwy 006)
Location049 MI NW Idaho ST Line
RouteCounty Highway 0
CountyMalheur County
StateOregon
Coordinates44.06467, -116.99472
Functional classUrban Collector

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length194 ft (59.1 m)
Longest span53 ft (16.2 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,393 (2010)
Projected traffic2,414 by 2030
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$896,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Chester Blvd over I-84 (hwy 006) built?

It was built in 1956, making it 69 years old in 2025.

What condition is Chester Blvd over I-84 (hwy 006) 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 March 2023.

How much traffic does Chester Blvd over I-84 (hwy 006) carry?

About 1,393 vehicles per day (2010 count), of which roughly 30% are trucks.

How long is Chester Blvd over I-84 (hwy 006)?

The structure is 194 ft (59.1 m) long with a longest span of 53 ft (16.2 m) and a deck 28 ft wide.

Who owns Chester Blvd over I-84 (hwy 006)?

It is owned by the State Highway Agency.