US Bridges

ST143 Main RD over Water Dead Br Wstfld Riv

Fair

Hampshire County, Massachusetts · 850 W. of Bisbee RD · Structure no. C120230EVMUNNBI

Built
1959
66 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
3,000
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

ST143 Main RD over Water Dead Br Wstfld Riv is a prestressed concrete slab carrying ST143 Main RD over Water Dead Br Wstfld Riv in Hampshire County, Massachusetts. It was built in 1959, so it is 66 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 6 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 3,000 vehicles a day, roughly 4% of them trucks, projected to reach 1,737 by 2032. The structure is 27 ft (8.2 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesST143 Main RD
CrossesWater Dead Br Wstfld Riv
Location850 W. of Bisbee RD
RouteCity Street 143
Coordinates42.38187, -72.81771
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating80.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2024)
Projected traffic1,737 by 2032
Trucks4%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$632,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST143 Main RD over Water Dead Br Wstfld Riv built?

It was built in 1959, making it 66 years old in 2025.

What condition is ST143 Main RD over Water Dead Br Wstfld Riv 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 ST143 Main RD over Water Dead Br Wstfld Riv carry?

About 3,000 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is ST143 Main RD over Water Dead Br Wstfld Riv?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns ST143 Main RD over Water Dead Br Wstfld Riv?

It is owned by the Town or Township Highway Agency.