US Bridges

Route 1 over Presumpscot*river

Good

Cumberland County, Maine · Falmouth-Portland Tl · Structure no. 2515

Built
2014
11 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,403 ft
10 main spans
Daily traffic
12,680
2016 count
Owner
State
State Highway Agency

About this bridge

Route 1 over Presumpscot*river is a prestressed concrete stringer/multi-beam or girder carrying Route 1 over Presumpscot*river in Cumberland County, Maine. It was built in 2014, so it is 11 years old, younger than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,680 vehicles a day, roughly 5% of them trucks, projected to reach 17,752 by 2036. The structure is 1,403 ft (427.6 m) long and 53 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 1
CrossesPresumpscot*river
LocationFalmouth-Portland Tl
RouteCounty Highway 1
StateMaine
Coordinates43.69127, -70.24513
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating59.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans10
Design loadGreater than HL 93
Structure length1,403 ft (427.6 m)
Longest span75 ft (22.9 m)
Deck width53 ft (16.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,680 (2016)
Projected traffic17,752 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 Route 1 over Presumpscot*river built?

It was built in 2014, making it 11 years old in 2025.

What condition is Route 1 over Presumpscot*river in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Route 1 over Presumpscot*river carry?

About 12,680 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Route 1 over Presumpscot*river?

The structure is 1,403 ft (427.6 m) long with a longest span of 75 ft (22.9 m) and a deck 53 ft wide.

Who owns Route 1 over Presumpscot*river?

It is owned by the State Highway Agency.