US Bridges

I 90 WB over HWY Montgomery ST

Fair

Hampden County, Massachusetts · Mm 48.8 on I-90 WB · Structure no. C130194J2DOTNBI

Built
1957
68 years old, rebuilt 1979
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
121 ft
3 main spans
Daily traffic
25,405
2018 count
Owner
State
State Highway Agency

About this bridge

I 90 WB over HWY Montgomery ST is a steel continuous stringer/multi-beam or girder carrying I 90 WB over HWY Montgomery ST in Hampden County, Massachusetts. It was built in 1957 and reconstructed in 1979, 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 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 25,405 vehicles a day, roughly 12% of them trucks, projected to reach 51,060 by 2033. The structure is 121 ft (36.9 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI 90 WB
CrossesHWY Montgomery ST
LocationMm 48.8 on I-90 WB
RouteInterstate 90
CountyHampden County
StateMassachusetts
Coordinates42.16981, -72.58605
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.1 US tons
Inventory rating48 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span55 ft (16.8 m)
Deck width45 ft (13.8 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,405 (2018)
Projected traffic51,060 by 2033
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$4.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 WB over HWY Montgomery ST built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1979.

What condition is I 90 WB over HWY Montgomery 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 February 2024.

How much traffic does I 90 WB over HWY Montgomery ST carry?

About 25,405 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is I 90 WB over HWY Montgomery ST?

The structure is 121 ft (36.9 m) long with a longest span of 55 ft (16.8 m) and a deck 45 ft wide.

Who owns I 90 WB over HWY Montgomery ST?

It is owned by the State Highway Agency.