US Bridges

E Main ST over Piscataquis River

Poor

Piscataquis County, Maine · 0.1 MI W of JCT RTE 7 · Structure no. 2293

Built
1912
113 years old, rebuilt 1988
Condition
Poor
inspected June 2024
Type
Arch - Deck
Concrete
Length
146 ft
1 main span
Daily traffic
10,496
2016 count
Owner
State
State Highway Agency

About this bridge

E Main ST over Piscataquis River is a concrete arch - deck carrying E Main ST over Piscataquis River in Piscataquis County, Maine. It was built in 1912 and reconstructed in 1988, so it is 113 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 10,496 vehicles a day, roughly 5% of them trucks, projected to reach 14,694 by 2036. The structure is 146 ft (44.6 m) long and 58 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesE Main ST
CrossesPiscataquis River
Location0.1 MI W of JCT RTE 7
RouteState Highway 15
StateMaine
Coordinates45.18409, -69.23001
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 protection7 GoodSome minor problems.
Last inspectionJune 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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length146 ft (44.6 m)
Longest span124 ft (37.8 m)
Deck width58 ft (17.8 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,496 (2016)
Projected traffic14,694 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed29.8 mi (48 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 E Main ST over Piscataquis River built?

It was built in 1912, making it 113 years old in 2025. It was reconstructed in 1988.

What condition is E Main ST over Piscataquis River 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 June 2024.

How much traffic does E Main ST over Piscataquis River carry?

About 10,496 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is E Main ST over Piscataquis River?

The structure is 146 ft (44.6 m) long with a longest span of 124 ft (37.8 m) and a deck 58 ft wide.

Who owns E Main ST over Piscataquis River?

It is owned by the State Highway Agency.