US Bridges

ST 8 River RD over Water N Br Hoosic River

Fair

Berkshire County, Massachusetts · 1.0 MI N of Clksbrg Tl · Structure no. C150010C4DOTNBI

Built
1970
55 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
3,018
2022 count
Owner
State
State Highway Agency

About this bridge

ST 8 River RD over Water N Br Hoosic River is a prestressed concrete box beam or girders - multiple carrying ST 8 River RD over Water N Br Hoosic River in Berkshire County, Massachusetts. It was built in 1970, so it is 55 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 3,018 vehicles a day, roughly 10% of them trucks, projected to reach 4,738 by 2033. The structure is 80 ft (24.4 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesST 8 River RD
CrossesWater N Br Hoosic River
Location1.0 MI N of Clksbrg Tl
RouteState Highway 8
Coordinates42.71748, -73.07239
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating34.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span75 ft (23 m)
Deck width51 ft (15.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,018 (2022)
Projected traffic4,738 by 2033
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 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$3.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 8 River RD over Water N Br Hoosic River built?

It was built in 1970, making it 55 years old in 2025.

What condition is ST 8 River RD over Water N Br Hoosic 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 July 2023.

How much traffic does ST 8 River RD over Water N Br Hoosic River carry?

About 3,018 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is ST 8 River RD over Water N Br Hoosic River?

The structure is 80 ft (24.4 m) long with a longest span of 75 ft (23 m) and a deck 51 ft wide.

Who owns ST 8 River RD over Water N Br Hoosic River?

It is owned by the State Highway Agency.