US Bridges

I 90 WB over ST 32 Thorndike ST

Fair

Hampden County, Massachusetts · Mm 63.3 on I-90 WB · Structure no. P010524MEDOTNBI

Built
1957
68 years old, rebuilt 1984
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
197 ft
3 main spans
Daily traffic
23,842
2017 count
Owner
State
State Highway Agency

About this bridge

I 90 WB over ST 32 Thorndike ST is a steel stringer/multi-beam or girder carrying I 90 WB over ST 32 Thorndike ST in Hampden County, Massachusetts. It was built in 1957 and reconstructed in 1984, 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 23,842 vehicles a day, roughly 15% of them trucks, projected to reach 53,745 by 2032. The structure is 197 ft (60 m) long and 46 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesI 90 WB
CrossesST 32 Thorndike ST
LocationMm 63.3 on I-90 WB
RouteInterstate 90
CountyHampden County
StateMassachusetts
Coordinates42.17681, -72.31967
Functional classUrban 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.3 US tons
Inventory rating21.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length197 ft (60 m)
Longest span71 ft (21.5 m)
Deck width46 ft (13.9 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,842 (2017)
Projected traffic53,745 by 2032
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.9 mi (24 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$8.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 WB over ST 32 Thorndike ST built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1984.

What condition is I 90 WB over ST 32 Thorndike ST 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 2024.

How much traffic does I 90 WB over ST 32 Thorndike ST carry?

About 23,842 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is I 90 WB over ST 32 Thorndike ST?

The structure is 197 ft (60 m) long with a longest span of 71 ft (21.5 m) and a deck 46 ft wide.

Who owns I 90 WB over ST 32 Thorndike ST?

It is owned by the State Highway Agency.