US Bridges

Ferry RD over Matinicus Harbor

Fair

Knox County, Maine · Atlantic Ocean · Structure no. 6350

Built
2012
13 years old
Condition
Fair
inspected June 2024
Type
Movable - Lift
Steel
Length
30 ft
1 main span
Daily traffic
82
2016 count
Owner
State
State Highway Agency

About this bridge

Ferry RD over Matinicus Harbor is a steel movable - lift carrying Ferry RD over Matinicus Harbor in Knox County, Maine. It was built in 2012, so it is 13 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 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 82 vehicles a day, roughly 5% of them trucks, projected to reach 131 by 2036. The structure is 30 ft (9.1 m) long and 10 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesFerry RD
CrossesMatinicus Harbor
LocationAtlantic Ocean
RouteCounty Highway 0
CountyKnox County
StateMaine
Coordinates43.86521, -68.88518
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionJune 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating31.7 US tons

Structure

Structure typeMovable - Lift
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span20 ft (6.2 m)
Deck width10 ft (3 m)
Roadway width10 ft (3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82 (2016)
Projected traffic131 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 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 Ferry RD over Matinicus Harbor built?

It was built in 2012, making it 13 years old in 2025.

What condition is Ferry RD over Matinicus Harbor 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 June 2024.

How much traffic does Ferry RD over Matinicus Harbor carry?

About 82 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Ferry RD over Matinicus Harbor?

The structure is 30 ft (9.1 m) long with a longest span of 20 ft (6.2 m) and a deck 10 ft wide.

Who owns Ferry RD over Matinicus Harbor?

It is owned by the State Highway Agency.