US Bridges

I 90 EB Ramp on D over I 90

Fair

Suffolk County, Massachusetts · .1 MI S. Charles Rv S111 · Structure no. B163574RVDOTNBI

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,199 ft
9 main spans
Daily traffic
19,236
2023 count
Owner
State
State Highway Agency

About this bridge

I 90 EB Ramp on D over I 90 is a steel stringer/multi-beam or girder carrying I 90 EB Ramp on D over I 90 in Suffolk County, Massachusetts. It was built in 1964, so it is 61 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 19,236 vehicles a day, roughly 4% of them trucks, projected to reach 31,428 by 2031. The structure is 1,199 ft (365.5 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI 90 EB Ramp on D
CrossesI 90
Location.1 MI S. Charles Rv S111
RouteInterstate 90
CountySuffolk County
StateMassachusetts
Coordinates42.35705, -71.12056
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.4 US tons
Inventory rating33.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length1,199 ft (365.5 m)
Longest span132 ft (40.2 m)
Deck width48 ft (14.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,236 (2023)
Projected traffic31,428 by 2031
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a toll road
National Highway SystemYes

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$52 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 EB Ramp on D over I 90 built?

It was built in 1964, making it 61 years old in 2025.

What condition is I 90 EB Ramp on D 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 August 2024.

How much traffic does I 90 EB Ramp on D over I 90 carry?

About 19,236 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is I 90 EB Ramp on D over I 90?

The structure is 1,199 ft (365.5 m) long with a longest span of 132 ft (40.2 m) and a deck 48 ft wide.

Who owns I 90 EB Ramp on D over I 90?

It is owned by the State Highway Agency.