US Bridges

ST 10 Bernardston over Water Bennett Brook

Fair

Franklin County, Massachusetts · .1 M. E. of Gill Road · Structure no. N22031AHVDOTNBI

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
8,935
2023 count
Owner
State
State Highway Agency

About this bridge

ST 10 Bernardston over Water Bennett Brook is a steel culvert carrying ST 10 Bernardston over Water Bennett Brook in Franklin County, Massachusetts. It was built in 1969, so it is 56 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,935 vehicles a day, roughly 11% of them trucks, projected to reach 6,331 by 2032. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesST 10 Bernardston
CrossesWater Bennett Brook
Location.1 M. E. of Gill Road
RouteState Highway 10
CountyFranklin County
StateMassachusetts
Coordinates42.6802, -72.4809
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length23 ft (7 m)
Longest span9 ft (2.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,935 (2023)
Projected traffic6,331 by 2032
Trucks11%
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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$214,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 10 Bernardston over Water Bennett Brook built?

It was built in 1969, making it 56 years old in 2025.

What condition is ST 10 Bernardston over Water Bennett Brook in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does ST 10 Bernardston over Water Bennett Brook carry?

About 8,935 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is ST 10 Bernardston over Water Bennett Brook?

The structure is 23 ft (7 m) long with a longest span of 9 ft (2.8 m).

Who owns ST 10 Bernardston over Water Bennett Brook?

It is owned by the State Highway Agency.