US Bridges

Willow ST over East Machias River

Good

Washington County, Maine · .1 MI E RTE 1 · Structure no. 3124

Built
1996
29 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
167 ft
2 main spans
Daily traffic
1,599
2016 count
Owner
State
State Highway Agency

About this bridge

Willow ST over East Machias River is a prestressed concrete continuous box beam or girders - multiple carrying Willow ST over East Machias River in Washington County, Maine. It was built in 1996, so it is 29 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,599 vehicles a day, roughly 5% of them trucks, projected to reach 2,399 by 2036. The structure is 167 ft (50.8 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWillow ST
CrossesEast Machias River
Location.1 MI E RTE 1
RouteCity Street 0
StateMaine
Coordinates44.73472, -67.39162
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 alignment7: Better than present minimum criteria
Operating rating45.3 US tons
Inventory rating34.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 25 or greater
Structure length167 ft (50.8 m)
Longest span81 ft (24.8 m)
Deck width36 ft (11 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,599 (2016)
Projected traffic2,399 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Willow ST over East Machias River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Willow ST over East Machias River 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 July 2024.

How much traffic does Willow ST over East Machias River carry?

About 1,599 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Willow ST over East Machias River?

The structure is 167 ft (50.8 m) long with a longest span of 81 ft (24.8 m) and a deck 36 ft wide.

Who owns Willow ST over East Machias River?

It is owned by the State Highway Agency.