US Bridges

Atlantic HWY over Ducktrap River

Fair

Waldo County, Maine · 3.7 MI Nly of Camden Tl · Structure no. 2235

Built
1999
26 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
122 ft
3 main spans
Daily traffic
5,937
2016 count
Owner
State
State Highway Agency

About this bridge

Atlantic HWY over Ducktrap River is a prestressed concrete stringer/multi-beam or girder carrying Atlantic HWY over Ducktrap River in Waldo County, Maine. It was built in 1999, so it is 26 years old, younger 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 5,937 vehicles a day, roughly 5% of them trucks, projected to reach 8,312 by 2036. The structure is 122 ft (37.2 m) long and 37 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesAtlantic HWY
CrossesDucktrap River
Location3.7 MI Nly of Camden Tl
RouteState Highway 1
StateMaine
Coordinates44.29776, -69.00465
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.2 US tons
Inventory rating69.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length122 ft (37.2 m)
Longest span60 ft (18.2 m)
Deck width37 ft (11.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,937 (2016)
Projected traffic8,312 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Atlantic HWY over Ducktrap River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Atlantic HWY over Ducktrap 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 March 2024.

How much traffic does Atlantic HWY over Ducktrap River carry?

About 5,937 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Atlantic HWY over Ducktrap River?

The structure is 122 ft (37.2 m) long with a longest span of 60 ft (18.2 m) and a deck 37 ft wide.

Who owns Atlantic HWY over Ducktrap River?

It is owned by the State Highway Agency.