US Bridges

Atlantic HWY over Medomak River

Fair

Lincoln County, Maine · 100 Ft E JCT RTE 32 · Structure no. 3033

Built
1932
93 years old, rebuilt 1988
Condition
Fair
inspected September 2024
Type
Tee Beam
Concrete
Length
131 ft
2 main spans
Daily traffic
13,870
2016 count
Owner
State
State Highway Agency

About this bridge

Atlantic HWY over Medomak River is a concrete tee beam carrying Atlantic HWY over Medomak River in Lincoln County, Maine. It was built in 1932 and reconstructed in 1988, so it is 93 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 13,870 vehicles a day, roughly 5% of them trucks, projected to reach 19,418 by 2036. The structure is 131 ft (40 m) long and 59 ft wide. If it were closed, the detour would be 88.9 mi (143 km).

CarriesAtlantic HWY
CrossesMedomak River
Location100 Ft E JCT RTE 32
RouteState Highway 1
StateMaine
Coordinates44.10139, -69.38513
Functional classRural Principal Arterial - Other

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.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length131 ft (40 m)
Longest span61 ft (18.5 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,870 (2016)
Projected traffic19,418 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed88.9 mi (143 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Atlantic HWY over Medomak River built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1988.

What condition is Atlantic HWY over Medomak River 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 Atlantic HWY over Medomak River carry?

About 13,870 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Atlantic HWY over Medomak River?

The structure is 131 ft (40 m) long with a longest span of 61 ft (18.5 m) and a deck 59 ft wide.

Who owns Atlantic HWY over Medomak River?

It is owned by the State Highway Agency.