US Bridges

ST 10 Bernardston over Water Connecticut River

Fair

Franklin County, Massachusetts · 200 E JCT Bennet Mdw Rd. · Structure no. N2200412EDOTNBI

Built
1969
56 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
706 ft
3 main spans
Daily traffic
9,569
2018 count
Owner
State
State Highway Agency

About this bridge

ST 10 Bernardston over Water Connecticut River is a steel stringer/multi-beam or girder carrying ST 10 Bernardston over Water Connecticut River 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 5 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 9,569 vehicles a day, roughly 4% of them trucks, projected to reach 12,950 by 2031. The structure is 706 ft (215.1 m) long and 53 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesST 10 Bernardston
CrossesWater Connecticut River
Location200 E JCT Bennet Mdw Rd.
RouteState Highway 10
Coordinates42.68363, -72.47161
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.4 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length706 ft (215.1 m)
Longest span275 ft (83.8 m)
Deck width53 ft (16.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,569 (2018)
Projected traffic12,950 by 2031
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$34.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 10 Bernardston over Water Connecticut River built?

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

What condition is ST 10 Bernardston over Water Connecticut River 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 May 2024.

How much traffic does ST 10 Bernardston over Water Connecticut River carry?

About 9,569 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is ST 10 Bernardston over Water Connecticut River?

The structure is 706 ft (215.1 m) long with a longest span of 275 ft (83.8 m) and a deck 53 ft wide.

Who owns ST 10 Bernardston over Water Connecticut River?

It is owned by the State Highway Agency.