US Bridges

Biscay RD over Pemaquid Pond Outlet

Good

Lincoln County, Maine · Townline · Structure no. 3049

Built
2008
17 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
1,880
2016 count
Owner
State
State Highway Agency

About this bridge

Biscay RD over Pemaquid Pond Outlet is a steel stringer/multi-beam or girder carrying Biscay RD over Pemaquid Pond Outlet in Lincoln County, Maine. It was built in 2008, so it is 17 years old, younger than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,880 vehicles a day, roughly 5% of them trucks, projected to reach 2,820 by 2036. The structure is 36 ft (11 m) long and 28 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesBiscay RD
CrossesPemaquid Pond Outlet
LocationTownline
RouteCounty Highway 0
StateMaine
Coordinates44.01847, -69.46368
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating64.6 US tons
Inventory rating38.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 25 or greater
Structure length36 ft (11 m)
Longest span33 ft (10.1 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,880 (2016)
Projected traffic2,820 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Biscay RD over Pemaquid Pond Outlet built?

It was built in 2008, making it 17 years old in 2025.

What condition is Biscay RD over Pemaquid Pond Outlet in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Biscay RD over Pemaquid Pond Outlet carry?

About 1,880 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Biscay RD over Pemaquid Pond Outlet?

The structure is 36 ft (11 m) long with a longest span of 33 ft (10.1 m) and a deck 28 ft wide.

Who owns Biscay RD over Pemaquid Pond Outlet?

It is owned by the State Highway Agency.