US Bridges

Maine ST over US 1 N & SB

Poor

Cumberland County, Maine · 0.2 MI S of Topsham T.L. · Structure no. 5884

Built
1961
64 years old, rebuilt 1985
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
77 ft
1 main span
Daily traffic
9,185
2016 count
Owner
State
State Highway Agency

About this bridge

Maine ST over US 1 N & SB is a steel stringer/multi-beam or girder carrying Maine ST over US 1 N & SB in Cumberland County, Maine. It was built in 1961 and reconstructed in 1985, 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 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 9,185 vehicles a day, roughly 5% of them trucks, projected to reach 12,859 by 2036. The structure is 77 ft (23.4 m) long and 92 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesMaine ST
CrossesUS 1 N & SB
Location0.2 MI S of Topsham T.L.
RouteState Highway 24
CountyCumberland County
StateMaine
Coordinates43.9183, -69.96663
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.4 m)
Longest span73 ft (22.3 m)
Deck width92 ft (28 m)
Roadway width66 ft (20.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,185 (2016)
Projected traffic12,859 by 2036
Trucks5%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed8.1 mi (13 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Maine ST over US 1 N & SB built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1985.

What condition is Maine ST over US 1 N & SB 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 July 2024.

How much traffic does Maine ST over US 1 N & SB carry?

About 9,185 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Maine ST over US 1 N & SB?

The structure is 77 ft (23.4 m) long with a longest span of 73 ft (22.3 m) and a deck 92 ft wide.

Who owns Maine ST over US 1 N & SB?

It is owned by the State Highway Agency.