US Bridges

I 190 SB over Water N Nashua River

Fair

Worcester County, Massachusetts · I-190 Mm 17.2 · Structure no. L020231VTDOTNBI

Built
1977
48 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
312 ft
3 main spans
Daily traffic
26,127
2023 count
Owner
State
State Highway Agency

About this bridge

I 190 SB over Water N Nashua River is a steel continuous stringer/multi-beam or girder carrying I 190 SB over Water N Nashua River 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 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 26,127 vehicles a day, roughly 7% of them trucks, projected to reach 39,482 by 2031. The structure is 312 ft (95.1 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 190 SB
CrossesWater N Nashua River
LocationI-190 Mm 17.2
RouteInterstate 190
Coordinates42.49567, -71.72306
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating75.3 US tons
Inventory rating42.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length312 ft (95.1 m)
Longest span140 ft (42.7 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,127 (2023)
Projected traffic39,482 by 2031
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$12.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 190 SB over Water N Nashua River built?

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

What condition is I 190 SB over Water N Nashua River 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 190 SB over Water N Nashua River carry?

About 26,127 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is I 190 SB over Water N Nashua River?

The structure is 312 ft (95.1 m) long with a longest span of 140 ft (42.7 m) and a deck 45 ft wide.

Who owns I 190 SB over Water N Nashua River?

It is owned by the State Highway Agency.