US Bridges

Owlsboro RD over Sargent Brook

Good

Penobscot County, Maine · .8 MI W JCT 11 · Structure no. 3516

Built
2017
8 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
195
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Owlsboro RD over Sargent Brook is a steel stringer/multi-beam or girder carrying Owlsboro RD over Sargent Brook 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 195 vehicles a day, roughly 5% of them trucks, projected to reach 312 by 2036. The structure is 30 ft (9.1 m) long and 39 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesOwlsboro RD
CrossesSargent Brook
Location.8 MI W JCT 11
RouteCity Street 0
CountyPenobscot County
StateMaine
Coordinates46.06516, -68.4564
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
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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating62.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic195 (2016)
Projected traffic312 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Owlsboro RD over Sargent Brook built?

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

What condition is Owlsboro RD over Sargent Brook 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 2023.

How much traffic does Owlsboro RD over Sargent Brook carry?

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

How long is Owlsboro RD over Sargent Brook?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 39 ft wide.

Who owns Owlsboro RD over Sargent Brook?

It is owned by the Town or Township Highway Agency.