US Bridges

Falmouth Rd/Fal SP over I-495

Fair

Cumberland County, Maine · 0.941 MI E of SR 26 · Structure no. 3686

Built
1956
69 years old, rebuilt 1997
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
198 ft
4 main spans
Daily traffic
6,468
2016 count
Owner
Toll Authority
State Toll Authority

About this bridge

Falmouth Rd/Fal SP over I-495 is a steel continuous stringer/multi-beam or girder carrying Falmouth Rd/Fal SP over I-495 in Cumberland County, Maine. It was built in 1956 and reconstructed in 1997, so it is 69 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 6 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 6,468 vehicles a day, roughly 5% of them trucks, projected to reach 9,055 by 2036. The structure is 198 ft (60.4 m) long and 39 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesFalmouth Rd/Fal SP
CrossesI-495
Location0.941 MI E of SR 26
RouteCounty Highway 0
CountyCumberland County
StateMaine
Coordinates43.73005, -70.27684
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.3 US tons
Inventory rating34.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length198 ft (60.4 m)
Longest span55 ft (16.8 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,468 (2016)
Projected traffic9,055 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Falmouth Rd/Fal SP over I-495 built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1997.

What condition is Falmouth Rd/Fal SP over I-495 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 June 2023.

How much traffic does Falmouth Rd/Fal SP over I-495 carry?

About 6,468 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Falmouth Rd/Fal SP over I-495?

The structure is 198 ft (60.4 m) long with a longest span of 55 ft (16.8 m) and a deck 39 ft wide.

Who owns Falmouth Rd/Fal SP over I-495?

It is owned by the State Toll Authority.