US Bridges

HWY Bridge ST over Water Mill River

PoorClosed to traffic

Hampshire County, Massachusetts · 200 S of RTE 9 · Structure no. W360110FEMUNNBI

Built
1918
107 years old, rebuilt 1968
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
90 ft
2 main spans
Daily traffic
1,400
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Bridge ST over Water Mill River is a steel continuous stringer/multi-beam or girder carrying HWY Bridge ST over Water Mill River in Hampshire County, Massachusetts. It was built in 1918 and reconstructed in 1968, so it is 107 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 1,400 vehicles a day, roughly 9% of them trucks, projected to reach 9,476 by 2032. The structure is 90 ft (27.4 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHWY Bridge ST
CrossesWater Mill River
Location200 S of RTE 9
RouteCity Street 0
Coordinates42.37349, -72.70251
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourScour critical; extensive scour has occurred
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating24.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length90 ft (27.4 m)
Longest span42 ft (12.8 m)
Deck width36 ft (11.1 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2013)
Projected traffic9,476 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Bridge ST over Water Mill River built?

It was built in 1918, making it 107 years old in 2025. It was reconstructed in 1968.

What condition is HWY Bridge ST over Water Mill River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does HWY Bridge ST over Water Mill River carry?

About 1,400 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is HWY Bridge ST over Water Mill River?

The structure is 90 ft (27.4 m) long with a longest span of 42 ft (12.8 m) and a deck 36 ft wide.

Who owns HWY Bridge ST over Water Mill River?

It is owned by the Town or Township Highway Agency.