US Bridges

Hinkley RD over Haskell Brook

Good

Somerset County, Maine · .6 MI N Clinton Til · Structure no. 3496

Built
2011
14 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
1,826
2016 count
Owner
State
State Highway Agency

About this bridge

Hinkley RD over Haskell Brook is a concrete culvert carrying Hinkley RD over Haskell Brook in Somerset County, Maine. It was built in 2011, so it is 14 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 1,826 vehicles a day, roughly 5% of them trucks, projected to reach 2,739 by 2036. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 19.3 mi (31 km).

CarriesHinkley RD
CrossesHaskell Brook
Location.6 MI N Clinton Til
RouteState Highway 23
StateMaine
Coordinates44.71469, -69.57973
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,826 (2016)
Projected traffic2,739 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Hinkley RD over Haskell Brook built?

It was built in 2011, making it 14 years old in 2025.

What condition is Hinkley RD over Haskell 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 October 2024.

How much traffic does Hinkley RD over Haskell Brook carry?

About 1,826 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Hinkley RD over Haskell Brook?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m).

Who owns Hinkley RD over Haskell Brook?

It is owned by the State Highway Agency.