US Bridges

Route 1 over Academy Hl

Fair

Lincoln County, Maine · 1.5 MI W Townline · Structure no. 5888

Built
1961
64 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
125 ft
3 main spans
Daily traffic
8,260
2016 count
Owner
State
State Highway Agency

About this bridge

Route 1 over Academy Hl is a steel stringer/multi-beam or girder carrying Route 1 over Academy Hl in Lincoln County, Maine. It was built in 1961, so it is 64 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 6 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 8,260 vehicles a day, roughly 5% of them trucks, projected to reach 11,564 by 2036. The structure is 125 ft (38.1 m) long and 35 ft wide. If it were closed, the detour would be 88.2 mi (142 km).

Location

Open in Google Maps
CarriesRoute 1
CrossesAcademy Hl
Location1.5 MI W Townline
RouteState Highway 1
CountyLincoln County
StateMaine
Coordinates44.03654, -69.53864
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length125 ft (38.1 m)
Longest span47 ft (14.3 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,260 (2016)
Projected traffic11,564 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed88.2 mi (142 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 1 over Academy Hl built?

It was built in 1961, making it 64 years old in 2025.

What condition is Route 1 over Academy Hl 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 Route 1 over Academy Hl carry?

About 8,260 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Route 1 over Academy Hl?

The structure is 125 ft (38.1 m) long with a longest span of 47 ft (14.3 m) and a deck 35 ft wide.

Who owns Route 1 over Academy Hl?

It is owned by the State Highway Agency.