US Bridges

Main RD over Piscataquis River

Fair

Piscataquis County, Maine · 1.2 Mi.N. #16 · Structure no. 5725

Built
1957
68 years old, rebuilt 2013
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
3 main spans
Daily traffic
2,662
2016 count
Owner
State
State Highway Agency

About this bridge

Main RD over Piscataquis River is a steel continuous stringer/multi-beam or girder carrying Main RD over Piscataquis River in Piscataquis County, Maine. It was built in 1957 and reconstructed in 2013, so it is 68 years old, older 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 2,662 vehicles a day, roughly 5% of them trucks, projected to reach 3,727 by 2036. The structure is 235 ft (71.6 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesMain RD
CrossesPiscataquis River
Location1.2 Mi.N. #16
RouteState Highway 6
CountyPiscataquis County
StateMaine
Coordinates45.20101, -69.45944
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating51.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length235 ft (71.6 m)
Longest span88 ft (26.8 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,662 (2016)
Projected traffic3,727 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Main RD over Piscataquis River built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2013.

What condition is Main RD over Piscataquis River 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 December 2024.

How much traffic does Main RD over Piscataquis River carry?

About 2,662 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Main RD over Piscataquis River?

The structure is 235 ft (71.6 m) long with a longest span of 88 ft (26.8 m) and a deck 35 ft wide.

Who owns Main RD over Piscataquis River?

It is owned by the State Highway Agency.