US Bridges

Turner RD over Lake Auburn Outlet

Fair

Androscoggin County, Maine · 3.3 MI N JCT US 202 · Structure no. 2875

Built
1953
72 years old, rebuilt 1968
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
24 ft
2 main spans
Daily traffic
20,052
2016 count
Owner
State
State Highway Agency

About this bridge

Turner RD over Lake Auburn Outlet is a concrete slab carrying Turner RD over Lake Auburn Outlet in Androscoggin County, Maine. It was built in 1953 and reconstructed in 1968, so it is 72 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 20,052 vehicles a day, roughly 9% of them trucks, projected to reach 28,073 by 2036. The structure is 24 ft (7.3 m) long and 72 ft wide. If it were closed, the detour would be 52.2 mi (84 km).

CarriesTurner RD
CrossesLake Auburn Outlet
Location3.3 MI N JCT US 202
RouteState Highway 4
StateMaine
Coordinates44.14657, -70.22889
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span11 ft (3.3 m)
Deck width72 ft (21.9 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,052 (2016)
Projected traffic28,073 by 2036
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed52.2 mi (84 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 Turner RD over Lake Auburn Outlet built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1968.

What condition is Turner RD over Lake Auburn 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 December 2024.

How much traffic does Turner RD over Lake Auburn Outlet carry?

About 20,052 vehicles per day (2016 count), of which roughly 9% are trucks.

How long is Turner RD over Lake Auburn Outlet?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.3 m) and a deck 72 ft wide.

Who owns Turner RD over Lake Auburn Outlet?

It is owned by the State Highway Agency.