US Bridges

I 190 NB on Ramp D over ST 12 SB & W Boylston DR

Fair

Worcester County, Massachusetts · .5 MI S of Ararat ST · Structure no. W441271XLDOTNBI

Built
1977
48 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
333 ft
3 main spans
Daily traffic
6,183
2023 count
Owner
State
State Highway Agency

About this bridge

I 190 NB on Ramp D over ST 12 SB & W Boylston DR is a steel stringer/multi-beam or girder carrying I 190 NB on Ramp D over ST 12 SB & W Boylston DR in Worcester County, Massachusetts. It was built in 1977, so it is 48 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 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 6,183 vehicles a day, roughly 4% of them trucks, projected to reach 12,634 by 2031. The structure is 333 ft (101.5 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 190 NB on Ramp D
CrossesST 12 SB & W Boylston DR
Location.5 MI S of Ararat ST
RouteInterstate 190
CountyWorcester County
StateMassachusetts
Coordinates42.29888, -71.80419
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.3 US tons
Inventory rating46.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length333 ft (101.5 m)
Longest span128 ft (39 m)
Deck width27 ft (8.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,183 (2023)
Projected traffic12,634 by 2031
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free 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$2.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 190 NB on Ramp D over ST 12 SB & W Boylston DR built?

It was built in 1977, making it 48 years old in 2025.

What condition is I 190 NB on Ramp D over ST 12 SB & W Boylston DR 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 May 2024.

How much traffic does I 190 NB on Ramp D over ST 12 SB & W Boylston DR carry?

About 6,183 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is I 190 NB on Ramp D over ST 12 SB & W Boylston DR?

The structure is 333 ft (101.5 m) long with a longest span of 128 ft (39 m) and a deck 27 ft wide.

Who owns I 190 NB on Ramp D over ST 12 SB & W Boylston DR?

It is owned by the State Highway Agency.