US Bridges

County RD over Cockrane Lake Outlet

Fair

Aroostook County, Maine · 0.5 MI E of Ludlow Tl · Structure no. 2858

Built
1922
103 years old, rebuilt 1950
Condition
Fair
inspected September 2024
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
1,400
2016 count
Owner
State
State Highway Agency

About this bridge

County RD over Cockrane Lake Outlet is a concrete tee beam carrying County RD over Cockrane Lake Outlet in Aroostook County, Maine. It was built in 1922 and reconstructed in 1950, so it is 103 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 1,400 vehicles a day, roughly 5% of them trucks, projected to reach 2,100 by 2036. The structure is 34 ft (10.5 m) long and 31 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesCounty RD
CrossesCockrane Lake Outlet
Location0.5 MI E of Ludlow Tl
RouteState Highway 2
CountyAroostook County
StateMaine
Coordinates46.13656, -68.02609
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating56.4 US tons
Inventory rating33.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length34 ft (10.5 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.4 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2016)
Projected traffic2,100 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 County RD over Cockrane Lake Outlet built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1950.

What condition is County RD over Cockrane Lake Outlet 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 County RD over Cockrane Lake Outlet carry?

About 1,400 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is County RD over Cockrane Lake Outlet?

The structure is 34 ft (10.5 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns County RD over Cockrane Lake Outlet?

It is owned by the State Highway Agency.