US Bridges

Alfred RD over Mousam River

Poor

York County, Maine · 0.5 MI NE JCT 4A & 109 · Structure no. 3827

Built
1958
67 years old
Condition
Poor
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
74 ft
1 main span
Daily traffic
14,260
2016 count
Owner
State
State Highway Agency

About this bridge

Alfred RD over Mousam River is a steel stringer/multi-beam or girder carrying Alfred RD over Mousam River in York County, Maine. It was built in 1958, so it is 67 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 14,260 vehicles a day, roughly 5% of them trucks, projected to reach 19,964 by 2036. The structure is 74 ft (22.6 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesAlfred RD
CrossesMousam River
Location0.5 MI NE JCT 4A & 109
RouteState Highway 4
StateMaine
Coordinates43.41839, -70.73822
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 alignment6: Equal to present minimum criteria
Operating rating80 US tons
Inventory rating61.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length74 ft (22.6 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,260 (2016)
Projected traffic19,964 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Alfred RD over Mousam River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Alfred RD over Mousam 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 November 2024.

How much traffic does Alfred RD over Mousam River carry?

About 14,260 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Alfred RD over Mousam River?

The structure is 74 ft (22.6 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns Alfred RD over Mousam River?

It is owned by the State Highway Agency.