US Bridges

County RD over Dyer Brook

PoorPosted for load

Lincoln County, Maine · 1 MI W Rt 215 · Structure no. 0611

Built
2009
16 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
98
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

County RD over Dyer Brook is a steel stringer/multi-beam or girder carrying County RD over Dyer Brook in Lincoln County, Maine. It was built in 2009, so it is 16 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 98 vehicles a day, roughly 5% of them trucks, projected to reach 157 by 2036. The structure is 37 ft (11.3 m) long and 16 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesCounty RD
CrossesDyer Brook
Location1 MI W Rt 215
RouteCity Street 0
StateMaine
Coordinates44.12639, -69.56137
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, 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 protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating26.8 US tons
Inventory rating20.7 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span34 ft (10.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic98 (2016)
Projected traffic157 by 2036
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Dyer Brook built?

It was built in 2009, making it 16 years old in 2025.

What condition is County RD over Dyer 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 County RD over Dyer Brook carry?

About 98 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is County RD over Dyer Brook?

The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.4 m) and a deck 16 ft wide.

Who owns County RD over Dyer Brook?

It is owned by the Town or Township Highway Agency.