US Bridges

Bowerbank RD over Bear Brook

Poor

Piscataquis County, Maine · Adj to Sebec & Bowerbank · Structure no. 5117

Built
1926
99 years old
Condition
Poor
inspected December 2024
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
400
2016 count
Owner
State
State Highway Agency

About this bridge

Bowerbank RD over Bear Brook is a concrete tee beam carrying Bowerbank RD over Bear Brook in Piscataquis County, Maine. It was built in 1926, so it is 99 years old, older than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 400 vehicles a day, roughly 5% of them trucks, projected to reach 640 by 2036. The structure is 34 ft (10.4 m) long and 23 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesBowerbank RD
CrossesBear Brook
LocationAdj to Sebec & Bowerbank
RouteCounty Highway 0
StateMaine
Coordinates45.28168, -69.15653
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating38.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span30 ft (9.1 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2016)
Projected traffic640 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Bowerbank RD over Bear Brook built?

It was built in 1926, making it 99 years old in 2025.

What condition is Bowerbank RD over Bear Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Bowerbank RD over Bear Brook carry?

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

How long is Bowerbank RD over Bear Brook?

The structure is 34 ft (10.4 m) long with a longest span of 30 ft (9.1 m) and a deck 23 ft wide.

Who owns Bowerbank RD over Bear Brook?

It is owned by the State Highway Agency.