US Bridges

SR 9 (middle Road) over I-495

Fair

Cumberland County, Maine · 0.111 MI S of Woods RD · Structure no. 6020

Built
1956
69 years old, rebuilt 1995
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
153 ft
4 main spans
Daily traffic
9,899
2016 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 9 (middle Road) over I-495 is a steel continuous stringer/multi-beam or girder carrying SR 9 (middle Road) over I-495 in Cumberland County, Maine. It was built in 1956 and reconstructed in 1995, 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 9,899 vehicles a day, roughly 5% of them trucks, projected to reach 13,859 by 2036. The structure is 153 ft (46.6 m) long and 35 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesSR 9 (middle Road)
CrossesI-495
Location0.111 MI S of Woods RD
RouteCounty Highway 9
CountyCumberland County
StateMaine
Coordinates43.73368, -70.23778
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length153 ft (46.6 m)
Longest span52 ft (15.7 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,899 (2016)
Projected traffic13,859 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed16.8 mi (27 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 SR 9 (middle Road) over I-495 built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1995.

What condition is SR 9 (middle Road) 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 SR 9 (middle Road) over I-495 carry?

About 9,899 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is SR 9 (middle Road) over I-495?

The structure is 153 ft (46.6 m) long with a longest span of 52 ft (15.7 m) and a deck 35 ft wide.

Who owns SR 9 (middle Road) over I-495?

It is owned by the State Toll Authority.