US Bridges

ST 8 Grove ST over Comb Hoosic R & Ashwllt

Fair

Berkshire County, Massachusetts · .2 MI North of Quality ST · Structure no. A040010D8DOT634

Built
1951
74 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
251 ft
2 main spans
Daily traffic
13,060
2022 count
Owner
State
State Highway Agency

About this bridge

ST 8 Grove ST over Comb Hoosic R & Ashwllt is a steel continuous stringer/multi-beam or girder carrying ST 8 Grove ST over Comb Hoosic R & Ashwllt in Berkshire County, Massachusetts. It was built in 1951, so it is 74 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 13,060 vehicles a day, roughly 10% of them trucks, projected to reach 23,690 by 2032. The structure is 251 ft (76.5 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesST 8 Grove ST
CrossesComb Hoosic R & Ashwllt
Location.2 MI North of Quality ST
RouteState Highway 8
Coordinates42.60832, -73.1313
Functional classUrban Other Principal 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.
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.6 US tons
Inventory rating28.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length251 ft (76.5 m)
Longest span127 ft (38.6 m)
Deck width51 ft (15.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,060 (2022)
Projected traffic23,690 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$11.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST 8 Grove ST over Comb Hoosic R & Ashwllt built?

It was built in 1951, making it 74 years old in 2025.

What condition is ST 8 Grove ST over Comb Hoosic R & Ashwllt 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 October 2024.

How much traffic does ST 8 Grove ST over Comb Hoosic R & Ashwllt carry?

About 13,060 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is ST 8 Grove ST over Comb Hoosic R & Ashwllt?

The structure is 251 ft (76.5 m) long with a longest span of 127 ft (38.6 m) and a deck 51 ft wide.

Who owns ST 8 Grove ST over Comb Hoosic R & Ashwllt?

It is owned by the State Highway Agency.