US Bridges

ST 8 A/Jcksnvl ST over Water W Branch Brook

Fair

Franklin County, Massachusetts · 200 W. of Sumner Stetson · Structure no. H140070FBMUNNBI

Built
1939
86 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
339
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

ST 8 A/Jcksnvl ST over Water W Branch Brook is a steel stringer/multi-beam or girder carrying ST 8 A/Jcksnvl ST over Water W Branch Brook in Franklin County, Massachusetts. It was built in 1939, so it is 86 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 339 vehicles a day, roughly 10% of them trucks, projected to reach 411 by 2032. The structure is 28 ft (8.5 m) long and 28 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesST 8 A/Jcksnvl ST
CrossesWater W Branch Brook
Location200 W. of Sumner Stetson
RouteState Highway 8A
Coordinates42.70478, -72.83549
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating69.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length28 ft (8.5 m)
Longest span23 ft (6.9 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic339 (2017)
Projected traffic411 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$746,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 8 A/Jcksnvl ST over Water W Branch Brook built?

It was built in 1939, making it 86 years old in 2025.

What condition is ST 8 A/Jcksnvl ST over Water W Branch 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 May 2023.

How much traffic does ST 8 A/Jcksnvl ST over Water W Branch Brook carry?

About 339 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is ST 8 A/Jcksnvl ST over Water W Branch Brook?

The structure is 28 ft (8.5 m) long with a longest span of 23 ft (6.9 m) and a deck 28 ft wide.

Who owns ST 8 A/Jcksnvl ST over Water W Branch Brook?

It is owned by the Town or Township Highway Agency.