US Bridges

Main ST W over Billy Brook

Poor

Oxford County, Maine · 0.9 MI Wly JCT RTE 160 · Structure no. 2821

Built
1952
73 years old
Condition
Poor
inspected July 2024
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
1,195
2016 count
Owner
State
State Highway Agency

About this bridge

Main ST W over Billy Brook is a concrete slab carrying Main ST W over Billy Brook in Oxford County, Maine. It was built in 1952, so it is 73 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 1,195 vehicles a day, roughly 5% of them trucks, projected to reach 1,793 by 2036. The structure is 24 ft (7.4 m) long and 31 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesMain ST W
CrossesBilly Brook
Location0.9 MI Wly JCT RTE 160
RouteCounty Highway 0
CountyOxford County
StateMaine
Coordinates43.93462, -70.92454
Functional classRural Minor Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length24 ft (7.4 m)
Longest span20 ft (6.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,195 (2016)
Projected traffic1,793 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 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 ST W over Billy Brook built?

It was built in 1952, making it 73 years old in 2025.

What condition is Main ST W over Billy Brook 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 ST W over Billy Brook carry?

About 1,195 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Main ST W over Billy Brook?

The structure is 24 ft (7.4 m) long with a longest span of 20 ft (6.1 m) and a deck 31 ft wide.

Who owns Main ST W over Billy Brook?

It is owned by the State Highway Agency.