US Bridges

I 95 NB over Oakfield-Smyrna RD

Fair

Aroostook County, Maine · Interchange 286 · Structure no. 1397

Built
1966
59 years old, rebuilt 1990
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
165 ft
3 main spans
Daily traffic
1,900
2016 count
Owner
State
State Highway Agency

About this bridge

I 95 NB over Oakfield-Smyrna RD is a steel continuous stringer/multi-beam or girder carrying I 95 NB over Oakfield-Smyrna RD in Aroostook County, Maine. It was built in 1966 and reconstructed in 1990, so it is 59 years old, older than the Maine average of 53.7 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 1,900 vehicles a day, roughly 5% of them trucks, projected to reach 2,850 by 2036. The structure is 165 ft (50.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 95 NB
CrossesOakfield-Smyrna RD
LocationInterchange 286
RouteState Highway 95
StateMaine
Coordinates46.10998, -68.16051
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54.2 US tons
Inventory rating41.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length165 ft (50.3 m)
Longest span69 ft (20.9 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2016)
Projected traffic2,850 by 2036
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 95 NB over Oakfield-Smyrna RD built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1990.

What condition is I 95 NB over Oakfield-Smyrna RD 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 2024.

How much traffic does I 95 NB over Oakfield-Smyrna RD carry?

About 1,900 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is I 95 NB over Oakfield-Smyrna RD?

The structure is 165 ft (50.3 m) long with a longest span of 69 ft (20.9 m) and a deck 43 ft wide.

Who owns I 95 NB over Oakfield-Smyrna RD?

It is owned by the State Highway Agency.