US Bridges

Lily Bay RD over Roach River

Fair

Piscataquis County, Maine · 1 MI N JCT Frenchtown RD · Structure no. 6253

Built
1972
53 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
86 ft
1 main span
Daily traffic
287
2016 count
Owner
State
State Highway Agency

About this bridge

Lily Bay RD over Roach River is a steel stringer/multi-beam or girder carrying Lily Bay RD over Roach River in Piscataquis County, Maine. It was built in 1972, so it is 53 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 287 vehicles a day, roughly 5% of them trucks, projected to reach 459 by 2036. The structure is 86 ft (26.2 m) long and 32 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesLily Bay RD
CrossesRoach River
Location1 MI N JCT Frenchtown RD
RouteCounty Highway 0
StateMaine
Coordinates45.67124, -69.44693
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.2 US tons
Inventory rating52.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span80 ft (24.4 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic287 (2016)
Projected traffic459 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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 Lily Bay RD over Roach River built?

It was built in 1972, making it 53 years old in 2025.

What condition is Lily Bay RD over Roach 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 November 2024.

How much traffic does Lily Bay RD over Roach River carry?

About 287 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Lily Bay RD over Roach River?

The structure is 86 ft (26.2 m) long with a longest span of 80 ft (24.4 m) and a deck 32 ft wide.

Who owns Lily Bay RD over Roach River?

It is owned by the State Highway Agency.