US Bridges

Route 1 over Penobscot Riv (e Chan)

Fair

Hancock County, Maine · Intersect US 1-3-15 · Structure no. 3010

Built
1988
37 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
725 ft
4 main spans
Daily traffic
10,092
2016 count
Owner
State
State Highway Agency

About this bridge

Route 1 over Penobscot Riv (e Chan) is a steel continuous stringer/multi-beam or girder carrying Route 1 over Penobscot Riv (e Chan) in Hancock 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 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 10,092 vehicles a day, roughly 5% of them trucks, projected to reach 14,129 by 2036. The structure is 725 ft (220.9 m) long and 48 ft wide. If it were closed, the detour would be 73.9 mi (119 km).

Location

Open in Google Maps
CarriesRoute 1
CrossesPenobscot Riv (e Chan)
LocationIntersect US 1-3-15
RouteState Highway 1
CountyHancock County
StateMaine
Coordinates44.56933, -68.78824
Functional classRural Principal Arterial - Other

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length725 ft (220.9 m)
Longest span200 ft (60.9 m)
Deck width48 ft (14.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,092 (2016)
Projected traffic14,129 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed73.9 mi (119 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Route 1 over Penobscot Riv (e Chan) built?

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

What condition is Route 1 over Penobscot Riv (e Chan) 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 2024.

How much traffic does Route 1 over Penobscot Riv (e Chan) carry?

About 10,092 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Route 1 over Penobscot Riv (e Chan)?

The structure is 725 ft (220.9 m) long with a longest span of 200 ft (60.9 m) and a deck 48 ft wide.

Who owns Route 1 over Penobscot Riv (e Chan)?

It is owned by the State Highway Agency.