US Bridges

Atlantic HWY over Little River

Poor

Waldo County, Maine · Townline · Structure no. 2988

Built
1944
81 years old, rebuilt 1987
Condition
Poor
inspected October 2024
Type
Tee Beam
Concrete
Length
50 ft
1 main span
Daily traffic
7,764
2016 count
Owner
State
State Highway Agency

About this bridge

Atlantic HWY over Little River is a concrete tee beam carrying Atlantic HWY over Little River in Waldo County, Maine. It was built in 1944 and reconstructed in 1987, so it is 81 years old, older than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 7,764 vehicles a day, roughly 5% of them trucks, projected to reach 10,870 by 2036. The structure is 50 ft (15.3 m) long and 36 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesAtlantic HWY
CrossesLittle River
LocationTownline
RouteState Highway 1
StateMaine
Coordinates44.39435, -68.98879
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length50 ft (15.3 m)
Longest span45 ft (13.7 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,764 (2016)
Projected traffic10,870 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed100 mi (161 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 Little River built?

It was built in 1944, making it 81 years old in 2025. It was reconstructed in 1987.

What condition is Atlantic HWY over Little River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Atlantic HWY over Little River carry?

About 7,764 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Atlantic HWY over Little River?

The structure is 50 ft (15.3 m) long with a longest span of 45 ft (13.7 m) and a deck 36 ft wide.

Who owns Atlantic HWY over Little River?

It is owned by the State Highway Agency.