US Bridges

I 90 EB over HWY E Mountain RD

Fair

Hampden County, Massachusetts · Mm 42.3 on I-90 EB · Structure no. W250494JPDOTNBI

Built
1957
68 years old, rebuilt 1994
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
24,987
2019 count
Owner
State
State Highway Agency

About this bridge

I 90 EB over HWY E Mountain RD is a steel stringer/multi-beam or girder carrying I 90 EB over HWY E Mountain RD in Hampden County, Massachusetts. It was built in 1957 and reconstructed in 1994, 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 24,987 vehicles a day, roughly 12% of them trucks, projected to reach 49,260 by 2031. The structure is 41 ft (12.4 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 90 EB
CrossesHWY E Mountain RD
LocationMm 42.3 on I-90 EB
RouteInterstate 90
CountyHampden County
StateMassachusetts
Coordinates42.13915, -72.69943
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 rating62.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length41 ft (12.4 m)
Longest span37 ft (11.2 m)
Deck width45 ft (13.6 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,987 (2019)
Projected traffic49,260 by 2031
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 of existing bridge without deck rehabilitation
Estimated improvement cost$62,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 EB over HWY E Mountain RD built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1994.

What condition is I 90 EB over HWY E Mountain RD 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 March 2024.

How much traffic does I 90 EB over HWY E Mountain RD carry?

About 24,987 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is I 90 EB over HWY E Mountain RD?

The structure is 41 ft (12.4 m) long with a longest span of 37 ft (11.2 m) and a deck 45 ft wide.

Who owns I 90 EB over HWY E Mountain RD?

It is owned by the State Highway Agency.