US Bridges

I 90 WB over Water Williams River

Fair

Berkshire County, Massachusetts · At West Stockbridge A5 · Structure no. W220194HBDOTNBI

Built
1957
68 years old, rebuilt 1987
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
189 ft
3 main spans
Daily traffic
17,712
2016 count
Owner
State
State Highway Agency

About this bridge

I 90 WB over Water Williams River is a steel stringer/multi-beam or girder carrying I 90 WB over Water Williams River in Berkshire County, Massachusetts. It was built in 1957 and reconstructed in 1987, so it is 68 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 17,712 vehicles a day, roughly 22% of them trucks, projected to reach 32,534 by 2032. The structure is 189 ft (57.5 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI 90 WB
CrossesWater Williams River
LocationAt West Stockbridge A5
RouteInterstate 90
CountyBerkshire County
StateMassachusetts
Coordinates42.33086, -73.36886
Functional classRural Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating37.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length189 ft (57.5 m)
Longest span64 ft (19.4 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,712 (2016)
Projected traffic32,534 by 2032
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.6 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 90 WB over Water Williams River built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1987.

What condition is I 90 WB over Water Williams 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 April 2023.

How much traffic does I 90 WB over Water Williams River carry?

About 17,712 vehicles per day (2016 count), of which roughly 22% are trucks.

How long is I 90 WB over Water Williams River?

The structure is 189 ft (57.5 m) long with a longest span of 64 ft (19.4 m) and a deck 45 ft wide.

Who owns I 90 WB over Water Williams River?

It is owned by the State Highway Agency.