US Bridges

Long Falls Dam RD over Dead River

Fair

Somerset County, Maine · 1.5 MI NW Carrying Pl Twp · Structure no. 1075

Built
1949
76 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
248 ft
5 main spans
Daily traffic
145
2016 count
Owner
State
State Highway Agency

About this bridge

Long Falls Dam RD over Dead River is a steel stringer/multi-beam or girder carrying Long Falls Dam RD over Dead River in Somerset County, Maine. It was built in 1949, so it is 76 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 145 vehicles a day, roughly 5% of them trucks, projected to reach 232 by 2036. The structure is 248 ft (75.6 m) long and 16 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesLong Falls Dam RD
CrossesDead River
Location1.5 MI NW Carrying Pl Twp
RouteCity Street 0
StateMaine
Coordinates45.23024, -70.19983
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
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 protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length248 ft (75.6 m)
Longest span74 ft (22.6 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic145 (2016)
Projected traffic232 by 2036
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Long Falls Dam RD over Dead River built?

It was built in 1949, making it 76 years old in 2025.

What condition is Long Falls Dam RD over Dead River 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 November 2023.

How much traffic does Long Falls Dam RD over Dead River carry?

About 145 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Long Falls Dam RD over Dead River?

The structure is 248 ft (75.6 m) long with a longest span of 74 ft (22.6 m) and a deck 16 ft wide.

Who owns Long Falls Dam RD over Dead River?

It is owned by the State Highway Agency.