US Bridges

Cushnoc Road over Seven Mile Stream

PoorPosted for load

Kennebec County, Maine · .8 MI NW JCT US 201 · Structure no. 2454

Built
1918
107 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
33 ft
1 main span
Daily traffic
151
2016 count
Owner
State
State Highway Agency

About this bridge

Cushnoc Road over Seven Mile Stream is a concrete tee beam carrying Cushnoc Road over Seven Mile Stream in Kennebec County, Maine. It was built in 1918, so it is 107 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. Its operating status is: posted for load restriction.

It carries about 151 vehicles a day, roughly 5% of them trucks, projected to reach 242 by 2036. The structure is 33 ft (10.1 m) long and 22 ft wide.

CarriesCushnoc Road
CrossesSeven Mile Stream
Location.8 MI NW JCT US 201
RouteCity Street 0
StateMaine
Coordinates44.39673, -69.71464
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating19.3 US tons
Inventory rating15 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length33 ft (10.1 m)
Longest span30 ft (9.2 m)
Deck width22 ft (6.6 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic151 (2016)
Projected traffic242 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cushnoc Road over Seven Mile Stream built?

It was built in 1918, making it 107 years old in 2025.

What condition is Cushnoc Road over Seven Mile Stream 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 April 2024.

How much traffic does Cushnoc Road over Seven Mile Stream carry?

About 151 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Cushnoc Road over Seven Mile Stream?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.2 m) and a deck 22 ft wide.

Who owns Cushnoc Road over Seven Mile Stream?

It is owned by the State Highway Agency.