US Bridges

I 90 Maint Ramp over I 90

Fair

Middlesex County, Massachusetts · 4.8 KM W. ST128 · Structure no. W290394Q0DOTNBI

Built
1967
58 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
206 ft
2 main spans
Daily traffic
300
2024 count
Owner
State
State Highway Agency

About this bridge

I 90 Maint Ramp over I 90 is a steel continuous stringer/multi-beam or girder carrying I 90 Maint Ramp over I 90 in Middlesex County, Massachusetts. It was built in 1967, so it is 58 years old, younger 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 300 vehicles a day, projected to reach 935 by 2033. The structure is 206 ft (62.8 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesI 90 Maint Ramp
CrossesI 90
Location4.8 KM W. ST128
RouteInterstate 90
CountyMiddlesex County
StateMassachusetts
Coordinates42.33383, -71.31719
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating33.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length206 ft (62.8 m)
Longest span100 ft (30.5 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2024)
Projected traffic935 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a toll road
National Highway SystemNo
Strategic Highway NetworkNon-Interstate 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$5.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 Maint Ramp over I 90 built?

It was built in 1967, making it 58 years old in 2025.

What condition is I 90 Maint Ramp over I 90 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 Maint Ramp over I 90 carry?

About 300 vehicles per day (2024 count).

How long is I 90 Maint Ramp over I 90?

The structure is 206 ft (62.8 m) long with a longest span of 100 ft (30.5 m) and a deck 30 ft wide.

Who owns I 90 Maint Ramp over I 90?

It is owned by the State Highway Agency.