US Bridges

Bridge ST over Androscoggin River

Poor

Oxford County, Maine · 50 Ft Ely of JCT RTE 2 · Structure no. 2585

Built
1936
89 years old, rebuilt 2001
Condition
Poor
inspected September 2024
Type
Arch - Thru
Steel
Length
285 ft
1 main span
Daily traffic
7,203
2016 count
Owner
State
State Highway Agency

About this bridge

Bridge ST over Androscoggin River is a steel arch - thru carrying Bridge ST over Androscoggin River in Oxford County, Maine. It was built in 1936 and reconstructed in 2001, so it is 89 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 7,203 vehicles a day, roughly 5% of them trucks, projected to reach 10,084 by 2036. The structure is 285 ft (86.9 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBridge ST
CrossesAndroscoggin River
Location50 Ft Ely of JCT RTE 2
RouteState Highway 108
StateMaine
Coordinates44.54346, -70.54656
Functional classUrban Minor Arterial

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.7 US tons
Inventory rating35.4 US tons

Structure

Structure typeArch - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadH 15
Structure length285 ft (86.9 m)
Longest span234 ft (71.3 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic7,203 (2016)
Projected traffic10,084 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bridge ST over Androscoggin River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 2001.

What condition is Bridge ST over Androscoggin River 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 September 2024.

How much traffic does Bridge ST over Androscoggin River carry?

About 7,203 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Bridge ST over Androscoggin River?

The structure is 285 ft (86.9 m) long with a longest span of 234 ft (71.3 m) and a deck 25 ft wide.

Who owns Bridge ST over Androscoggin River?

It is owned by the State Highway Agency.