US Bridges

I 190 SB over ST 12 NB & Ramp B

Fair

Worcester County, Massachusetts · I-190 Mm 0.9 · Structure no. W441241XGDOTNBI

Built
1977
48 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
770 ft
6 main spans
Daily traffic
35,606
2023 count
Owner
State
State Highway Agency

About this bridge

I 190 SB over ST 12 NB & Ramp B is a steel stringer/multi-beam or girder carrying I 190 SB over ST 12 NB & Ramp B 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 35,606 vehicles a day, roughly 7% of them trucks, projected to reach 45,024 by 2032. The structure is 770 ft (234.7 m) long and 57 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI 190 SB
CrossesST 12 NB & Ramp B
LocationI-190 Mm 0.9
RouteInterstate 190
CountyWorcester County
StateMassachusetts
Coordinates42.29601, -71.80262
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.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length770 ft (234.7 m)
Longest span120 ft (36.6 m)
Deck width57 ft (17.4 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,606 (2023)
Projected traffic45,024 by 2032
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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$15.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 190 SB over ST 12 NB & Ramp B built?

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

What condition is I 190 SB over ST 12 NB & Ramp B 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 over ST 12 NB & Ramp B carry?

About 35,606 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is I 190 SB over ST 12 NB & Ramp B?

The structure is 770 ft (234.7 m) long with a longest span of 120 ft (36.6 m) and a deck 57 ft wide.

Who owns I 190 SB over ST 12 NB & Ramp B?

It is owned by the State Highway Agency.