US Bridges

I-95 (nb) over Saco River

Fair

York County, Maine · 0.319 MI NW of Main ST · Structure no. 1341

Built
1947
78 years old, rebuilt 1989
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
620 ft
6 main spans
Daily traffic
34,410
2016 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-95 (nb) over Saco River is a steel continuous stringer/multi-beam or girder carrying I-95 (nb) over Saco River in York County, Maine. It was built in 1947 and reconstructed in 1989, so it is 78 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.

It carries about 34,410 vehicles a day, roughly 5% of them trucks, projected to reach 48,174 by 2036. The structure is 620 ft (189 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-95 (nb)
CrossesSaco River
Location0.319 MI NW of Main ST
RouteInterstate 95
CountyYork County
StateMaine
Coordinates43.49887, -70.48801
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length620 ft (189 m)
Longest span110 ft (33.5 m)
Deck width65 ft (19.7 m)
Roadway width61 ft (18.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,410 (2016)
Projected traffic48,174 by 2036
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-95 (nb) over Saco River built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1989.

What condition is I-95 (nb) over Saco River 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 April 2024.

How much traffic does I-95 (nb) over Saco River carry?

About 34,410 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is I-95 (nb) over Saco River?

The structure is 620 ft (189 m) long with a longest span of 110 ft (33.5 m) and a deck 65 ft wide.

Who owns I-95 (nb) over Saco River?

It is owned by the State Toll Authority.