US Bridges

Main RD over Sunkhaze St/R Overflow

Good

Penobscot County, Maine · 3.2 MI N of JCT RTE 178 · Structure no. 2825

Built
2017
8 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
98 ft
1 main span
Daily traffic
4,649
2016 count
Owner
State
State Highway Agency

About this bridge

Main RD over Sunkhaze St/R Overflow is a steel stringer/multi-beam or girder carrying Main RD over Sunkhaze St/R Overflow in Penobscot County, Maine. It was built in 2017, so it is 8 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 4,649 vehicles a day, roughly 5% of them trucks, projected to reach 6,509 by 2036. The structure is 98 ft (29.9 m) long and 41 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesMain RD
CrossesSunkhaze St/R Overflow
Location3.2 MI N of JCT RTE 178
RouteState Highway 2
CountyPenobscot County
StateMaine
Coordinates44.98555, -68.63481
Functional classUrban Minor Arterial

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 inspectionDecember 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 rating80.7 US tons
Inventory rating62.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length98 ft (29.9 m)
Longest span96 ft (29.3 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,649 (2016)
Projected traffic6,509 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 RD over Sunkhaze St/R Overflow built?

It was built in 2017, making it 8 years old in 2025.

What condition is Main RD over Sunkhaze St/R Overflow 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 December 2024.

How much traffic does Main RD over Sunkhaze St/R Overflow carry?

About 4,649 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Main RD over Sunkhaze St/R Overflow?

The structure is 98 ft (29.9 m) long with a longest span of 96 ft (29.3 m) and a deck 41 ft wide.

Who owns Main RD over Sunkhaze St/R Overflow?

It is owned by the State Highway Agency.