US Bridges

US 201 over Holly Brook

Fair

Somerset County, Maine · 0.3 MI N of Caratunk Tl · Structure no. 2377

Built
1933
92 years old, rebuilt 1991
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
2,230
2016 count
Owner
State
State Highway Agency

About this bridge

US 201 over Holly Brook is a concrete tee beam carrying US 201 over Holly Brook in Somerset County, Maine. It was built in 1933 and reconstructed in 1991, so it is 92 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 2,230 vehicles a day, roughly 5% of them trucks, projected to reach 3,122 by 2036. The structure is 34 ft (10.5 m) long and 44 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesUS 201
CrossesHolly Brook
Location0.3 MI N of Caratunk Tl
RouteState Highway 201
CountySomerset County
StateMaine
Coordinates45.25646, -69.98888
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
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating28.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.5 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,230 (2016)
Projected traffic3,122 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 US 201 over Holly Brook built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1991.

What condition is US 201 over Holly Brook 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 December 2024.

How much traffic does US 201 over Holly Brook carry?

About 2,230 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is US 201 over Holly Brook?

The structure is 34 ft (10.5 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns US 201 over Holly Brook?

It is owned by the State Highway Agency.