US Bridges

Smyrna ST over Captain Ambrose Bear Str

Fair

Aroostook County, Maine · 0.2 MI W of JCT US1 · Structure no. 2706

Built
1929
96 years old, rebuilt 1960
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete
Length
53 ft
1 main span
Daily traffic
2,800
2016 count
Owner
State
State Highway Agency

About this bridge

Smyrna ST over Captain Ambrose Bear Str is a concrete tee beam carrying Smyrna ST over Captain Ambrose Bear Str in Aroostook County, Maine. It was built in 1929 and reconstructed in 1960, so it is 96 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 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 2,800 vehicles a day, roughly 5% of them trucks, projected to reach 3,920 by 2036. The structure is 53 ft (16.3 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSmyrna ST
CrossesCaptain Ambrose Bear Str
Location0.2 MI W of JCT US1
RouteCounty Highway 2
StateMaine
Coordinates46.13016, -67.84746
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length53 ft (16.3 m)
Longest span50 ft (15.1 m)
Deck width52 ft (15.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2016)
Projected traffic3,920 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Smyrna ST over Captain Ambrose Bear Str built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1960.

What condition is Smyrna ST over Captain Ambrose Bear Str 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 October 2023.

How much traffic does Smyrna ST over Captain Ambrose Bear Str carry?

About 2,800 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Smyrna ST over Captain Ambrose Bear Str?

The structure is 53 ft (16.3 m) long with a longest span of 50 ft (15.1 m) and a deck 52 ft wide.

Who owns Smyrna ST over Captain Ambrose Bear Str?

It is owned by the State Highway Agency.