US Bridges

Winter ST over Cobbosseeconte Stream

Fair

Kennebec County, Maine · .1 MI N JCT 9&126 · Structure no. 5070

Built
1988
37 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
97 ft
1 main span
Daily traffic
1,455
2016 count
Owner
State
State Highway Agency

About this bridge

Winter ST over Cobbosseeconte Stream is a steel stringer/multi-beam or girder carrying Winter ST over Cobbosseeconte Stream in Kennebec County, Maine. It was built in 1988, so it is 37 years old, younger 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 1,455 vehicles a day, roughly 5% of them trucks, projected to reach 2,183 by 2036. The structure is 97 ft (29.7 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesWinter ST
CrossesCobbosseeconte Stream
Location.1 MI N JCT 9&126
RouteCounty Highway 0
CountyKennebec County
StateMaine
Coordinates44.22971, -69.77728
Functional classUrban 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.
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length97 ft (29.7 m)
Longest span92 ft (27.9 m)
Deck width41 ft (12.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,455 (2016)
Projected traffic2,183 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Winter ST over Cobbosseeconte Stream built?

It was built in 1988, making it 37 years old in 2025.

What condition is Winter ST over Cobbosseeconte Stream 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 August 2023.

How much traffic does Winter ST over Cobbosseeconte Stream carry?

About 1,455 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Winter ST over Cobbosseeconte Stream?

The structure is 97 ft (29.7 m) long with a longest span of 92 ft (27.9 m) and a deck 41 ft wide.

Who owns Winter ST over Cobbosseeconte Stream?

It is owned by the State Highway Agency.