US Bridges

I 190 SB Ramp C over HWY W Boylston DR

Fair

Worcester County, Massachusetts · At Mattson Ave · Structure no. W441311XMDOTNBI

Built
1977
48 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
136 ft
1 main span
Daily traffic
7,640
2021 count
Owner
State
State Highway Agency

About this bridge

I 190 SB Ramp C over HWY W Boylston DR is a steel stringer/multi-beam or girder carrying I 190 SB Ramp C over HWY 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 7,640 vehicles a day, roughly 5% of them trucks, projected to reach 39,482 by 2032. The structure is 136 ft (41.5 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 SB Ramp C
CrossesHWY W Boylston DR
LocationAt Mattson Ave
RouteInterstate 190
CountyWorcester County
StateMassachusetts
Coordinates42.29902, -71.80496
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 inspectionMarch 2023
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 alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating80.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span130 ft (39.6 m)
Deck width27 ft (8.2 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,640 (2021)
Projected traffic39,482 by 2032
Trucks5%
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$1.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 190 SB Ramp C over HWY W Boylston DR built?

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

What condition is I 190 SB Ramp C over HWY 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 March 2023.

How much traffic does I 190 SB Ramp C over HWY W Boylston DR carry?

About 7,640 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is I 190 SB Ramp C over HWY W Boylston DR?

The structure is 136 ft (41.5 m) long with a longest span of 130 ft (39.6 m) and a deck 27 ft wide.

Who owns I 190 SB Ramp C over HWY W Boylston DR?

It is owned by the State Highway Agency.