US Bridges

Route 1 over Neguasset Lake Outlet

Fair

Sagadahoc County, Maine · 2 MI E 127 · Structure no. 5695

Built
1957
68 years old, rebuilt 2008
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
256 ft
5 main spans
Daily traffic
17,780
2016 count
Owner
State
State Highway Agency

About this bridge

Route 1 over Neguasset Lake Outlet is a steel continuous stringer/multi-beam or girder carrying Route 1 over Neguasset Lake Outlet in Sagadahoc County, Maine. It was built in 1957 and reconstructed in 2008, so it is 68 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 17,780 vehicles a day, roughly 5% of them trucks, projected to reach 24,892 by 2036. The structure is 256 ft (78.1 m) long and 35 ft wide. If it were closed, the detour would be 59 mi (95 km).

CarriesRoute 1
CrossesNeguasset Lake Outlet
Location2 MI E 127
RouteState Highway 1
StateMaine
Coordinates43.93554, -69.7762
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating43.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans5
Design loadGreater than HL 93
Structure length256 ft (78.1 m)
Longest span54 ft (16.5 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,780 (2016)
Projected traffic24,892 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed59 mi (95 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 1 over Neguasset Lake Outlet built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2008.

What condition is Route 1 over Neguasset Lake Outlet 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 July 2024.

How much traffic does Route 1 over Neguasset Lake Outlet carry?

About 17,780 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Route 1 over Neguasset Lake Outlet?

The structure is 256 ft (78.1 m) long with a longest span of 54 ft (16.5 m) and a deck 35 ft wide.

Who owns Route 1 over Neguasset Lake Outlet?

It is owned by the State Highway Agency.