US Bridges

ST 9 Berkshire TR over Water Westfield Brook

Fair

Hampshire County, Massachusetts · .8 M E Windsor T.L. · Structure no. C210230JNDOTNBI

Built
1958
67 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
1 main span
Daily traffic
2,820
2016 count
Owner
State
State Highway Agency

About this bridge

ST 9 Berkshire TR over Water Westfield Brook is a steel stringer/multi-beam or girder carrying ST 9 Berkshire TR over Water Westfield Brook in Hampshire County, Massachusetts. It was built in 1958, so it is 67 years old, older 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 2,820 vehicles a day, roughly 10% of them trucks, projected to reach 5,212 by 2032. The structure is 134 ft (40.8 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesST 9 Berkshire TR
CrossesWater Westfield Brook
Location.8 M E Windsor T.L.
RouteState Highway 9
CountyHampshire County
StateMassachusetts
Coordinates42.49088, -72.97522
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.4 US tons
Inventory rating21.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length134 ft (40.8 m)
Longest span122 ft (37.3 m)
Deck width50 ft (15.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,820 (2016)
Projected traffic5,212 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$6.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 9 Berkshire TR over Water Westfield Brook built?

It was built in 1958, making it 67 years old in 2025.

What condition is ST 9 Berkshire TR over Water Westfield 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 June 2023.

How much traffic does ST 9 Berkshire TR over Water Westfield Brook carry?

About 2,820 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is ST 9 Berkshire TR over Water Westfield Brook?

The structure is 134 ft (40.8 m) long with a longest span of 122 ft (37.3 m) and a deck 50 ft wide.

Who owns ST 9 Berkshire TR over Water Westfield Brook?

It is owned by the State Highway Agency.