US Bridges

Main ST over Medomak River

Fair

Lincoln County, Maine · .1 MI W JCT 220 · Structure no. 2505

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Girder and Floorbeam System
Steel
Length
49 ft
1 main span
Daily traffic
2,880
2016 count
Owner
State
State Highway Agency

About this bridge

Main ST over Medomak River is a steel girder and floorbeam system carrying Main ST over Medomak River in Lincoln County, Maine. It was built in 1968, so it is 57 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 2,880 vehicles a day, roughly 5% of them trucks, projected to reach 4,032 by 2036. The structure is 49 ft (14.9 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMain ST
CrossesMedomak River
Location.1 MI W JCT 220
RouteCounty Highway 0
CountyLincoln County
StateMaine
Coordinates44.09501, -69.37797
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionOctober 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating25.7 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span45 ft (13.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,880 (2016)
Projected traffic4,032 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Main ST over Medomak River built?

It was built in 1968, making it 57 years old in 2025.

What condition is Main ST over Medomak 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 October 2023.

How much traffic does Main ST over Medomak River carry?

About 2,880 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Main ST over Medomak River?

The structure is 49 ft (14.9 m) long with a longest span of 45 ft (13.7 m) and a deck 26 ft wide.

Who owns Main ST over Medomak River?

It is owned by the State Highway Agency.