US Bridges

Lake RD over Black Stream

GoodClosed to traffic

Penobscot County, Maine · 1.5 MI W RTE 222 · Structure no. 6133

Built
2024
1 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
86 ft
1 main span
Daily traffic
677
2016 count
Owner
State
State Highway Agency

About this bridge

Lake RD over Black Stream is a steel stringer/multi-beam or girder carrying Lake RD over Black Stream in Penobscot 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: closed to all traffic.

It carries about 677 vehicles a day, roughly 5% of them trucks, projected to reach 1,083 by 2036. The structure is 86 ft (26.2 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLake RD
CrossesBlack Stream
Location1.5 MI W RTE 222
RouteCity Street 0
StateMaine
Coordinates44.85791, -68.95463
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusClosed to all traffic
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 alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length86 ft (26.2 m)
Longest span84 ft (25.6 m)
Deck width30 ft (9.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic677 (2016)
Projected traffic1,083 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Lake RD over Black Stream built?

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

What condition is Lake RD over Black Stream 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 January 2025.

How much traffic does Lake RD over Black Stream carry?

About 677 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Lake RD over Black Stream?

The structure is 86 ft (26.2 m) long with a longest span of 84 ft (25.6 m) and a deck 30 ft wide.

Who owns Lake RD over Black Stream?

It is owned by the State Highway Agency.