US Bridges

Bridge Street over ST John River

Good

Aroostook County, Maine · 0.2 MI Nly of JCT US1 · Structure no. 2399

Built
2024
1 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,843 ft
6 main spans
Daily traffic
1,331
2021 count
Owner
State
State Highway Agency

About this bridge

Bridge Street over ST John River is a steel stringer/multi-beam or girder carrying Bridge Street over ST John River in Aroostook County, Maine. It was built in 2024, so it is 1 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 1,331 vehicles a day, roughly 5% of them trucks, projected to reach 3,696 by 2036. The structure is 1,843 ft (561.7 m) long and 45 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesBridge Street
CrossesST John River
Location0.2 MI Nly of JCT US1
RouteState Highway 0
StateMaine
Coordinates47.35999, -68.32861
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionJune 2024
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 rating47.2 US tons
Inventory rating41.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadGreater than HL 93
Structure length1,843 ft (561.7 m)
Longest span315 ft (96 m)
Deck width45 ft (13.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deck14 ft (4.4 m)

Traffic and service

Average daily traffic1,331 (2021)
Projected traffic3,696 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed100 mi (161 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Bridge Street over ST John River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Bridge Street over ST John 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 June 2024.

How much traffic does Bridge Street over ST John River carry?

About 1,331 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Bridge Street over ST John River?

The structure is 1,843 ft (561.7 m) long with a longest span of 315 ft (96 m) and a deck 45 ft wide.

Who owns Bridge Street over ST John River?

It is owned by the State Highway Agency.