US Bridges

I 190 NB over ST117 N Main ST

Fair

Worcester County, Massachusetts · Mm 16.8/EXIT 17 · Structure no. L020221VQDOTNBI

Built
1977
48 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
3 main spans
Daily traffic
19,428
2022 count
Owner
State
State Highway Agency

About this bridge

I 190 NB over ST117 N Main ST is a steel continuous stringer/multi-beam or girder carrying I 190 NB over ST117 N Main ST 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 19,428 vehicles a day, roughly 3% of them trucks, projected to reach 37,903 by 2032. The structure is 212 ft (64.6 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI 190 NB
CrossesST117 N Main ST
LocationMm 16.8/EXIT 17
RouteInterstate 190
CountyWorcester County
StateMassachusetts
Coordinates42.49075, -71.72335
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.5 US tons
Inventory rating42.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length212 ft (64.6 m)
Longest span99 ft (30.2 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,428 (2022)
Projected traffic37,903 by 2032
Trucks3%
Lanes on structure2
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 190 NB over ST117 N Main ST built?

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

What condition is I 190 NB over ST117 N Main ST 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 September 2023.

How much traffic does I 190 NB over ST117 N Main ST carry?

About 19,428 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is I 190 NB over ST117 N Main ST?

The structure is 212 ft (64.6 m) long with a longest span of 99 ft (30.2 m) and a deck 45 ft wide.

Who owns I 190 NB over ST117 N Main ST?

It is owned by the State Highway Agency.