US Bridges

Andrews Ave over Casco Bay

FairPosted for load

Cumberland County, Maine · .2 MI E JCT US 1 · Structure no. 5600

Built
1955
70 years old, rebuilt 2015
Condition
Fair
inspected December 2023
Type
Girder and Floorbeam System
Steel
Length
102 ft
1 main span
Daily traffic
1,129
2016 count
Owner
State
State Highway Agency

About this bridge

Andrews Ave over Casco Bay is a steel girder and floorbeam system carrying Andrews Ave over Casco Bay in Cumberland County, Maine. It was built in 1955 and reconstructed in 2015, so it is 70 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. Its operating status is: posted for load restriction.

It carries about 1,129 vehicles a day, roughly 5% of them trucks, projected to reach 1,694 by 2036. The structure is 102 ft (31 m) long and 27 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

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CarriesAndrews Ave
CrossesCasco Bay
Location.2 MI E JCT US 1
RouteCity Street 0
CountyCumberland County
StateMaine
Coordinates43.69221, -70.23695
Functional classRural Local

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.
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 protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating10 US tons
Inventory rating7.5 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length102 ft (31 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,129 (2016)
Projected traffic1,694 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Andrews Ave over Casco Bay built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2015.

What condition is Andrews Ave over Casco Bay 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 2023.

How much traffic does Andrews Ave over Casco Bay carry?

About 1,129 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Andrews Ave over Casco Bay?

The structure is 102 ft (31 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Andrews Ave over Casco Bay?

It is owned by the State Highway Agency.