US Bridges

Aroostook RD over Little Molunkus Stream

Fair

Aroostook County, Maine · 2.8 MI N of Molunkus Tl · Structure no. 5909

Built
1962
63 years old
Condition
Fair
inspected August 2024
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
241
2016 count
Owner
State
State Highway Agency

About this bridge

Aroostook RD over Little Molunkus Stream is a steel culvert carrying Aroostook RD over Little Molunkus Stream in Aroostook County, Maine. It was built in 1962, so it is 63 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 241 vehicles a day, roughly 5% of them trucks, projected to reach 386 by 2036. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesAroostook RD
CrossesLittle Molunkus Stream
Location2.8 MI N of Molunkus Tl
RouteCity Street 0
StateMaine
Coordinates45.7055, -68.36893
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating71.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span23 ft (6.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic241 (2016)
Projected traffic386 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Aroostook RD over Little Molunkus Stream built?

It was built in 1962, making it 63 years old in 2025.

What condition is Aroostook RD over Little Molunkus Stream 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 August 2024.

How much traffic does Aroostook RD over Little Molunkus Stream carry?

About 241 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Aroostook RD over Little Molunkus Stream?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (6.9 m).

Who owns Aroostook RD over Little Molunkus Stream?

It is owned by the State Highway Agency.