US Bridges

Main RD over High Water Chan Pen Riv

Poor

Penobscot County, Maine · 4.7 MI N of JCT RTE 178 · Structure no. 3534

Built
1938
87 years old, rebuilt 1959
Condition
Poor
inspected July 2024
Type
Slab
Concrete
Length
103 ft
4 main spans
Daily traffic
3,923
2016 count
Owner
State
State Highway Agency

About this bridge

Main RD over High Water Chan Pen Riv is a concrete slab carrying Main RD over High Water Chan Pen Riv in Penobscot County, Maine. It was built in 1938 and reconstructed in 1959, so it is 87 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.

It carries about 3,923 vehicles a day, roughly 5% of them trucks, projected to reach 5,492 by 2036. The structure is 103 ft (31.4 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMain RD
CrossesHigh Water Chan Pen Riv
Location4.7 MI N of JCT RTE 178
RouteState Highway 2
StateMaine
Coordinates45.00592, -68.64039
Functional classRural Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating87.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length103 ft (31.4 m)
Longest span25 ft (7.6 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,923 (2016)
Projected traffic5,492 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

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

Frequently asked questions

When was Main RD over High Water Chan Pen Riv built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1959.

What condition is Main RD over High Water Chan Pen Riv 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 July 2024.

How much traffic does Main RD over High Water Chan Pen Riv carry?

About 3,923 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Main RD over High Water Chan Pen Riv?

The structure is 103 ft (31.4 m) long with a longest span of 25 ft (7.6 m) and a deck 33 ft wide.

Who owns Main RD over High Water Chan Pen Riv?

It is owned by the State Highway Agency.