US Bridges

I 90 & WB Ramps over Water Hobbs Brook

Fair

Worcester County, Massachusetts · 1-90 Mm 78.25 · Structure no. S300494MVDOTNBI

Built
1957
68 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
43,197
2024 count
Owner
State
State Highway Agency

About this bridge

I 90 & WB Ramps over Water Hobbs Brook is a concrete culvert carrying I 90 & WB Ramps over Water Hobbs Brook in Worcester County, Massachusetts. It was built in 1957, so it is 68 years old, older 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 43,197 vehicles a day, roughly 18% of them trucks, projected to reach 150,064 by 2031. The structure is 20 ft (6.2 m) long. If it were closed, the detour would be 16.2 mi (26 km).

Location

Open in Google Maps
CarriesI 90 & WB Ramps
CrossesWater Hobbs Brook
Location1-90 Mm 78.25
RouteInterstate 90
CountyWorcester County
StateMassachusetts
Coordinates42.12956, -72.06368
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.8 US tons
Inventory rating54.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43,197 (2024)
Projected traffic150,064 by 2031
Trucks18%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a toll 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$1.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 90 & WB Ramps over Water Hobbs Brook built?

It was built in 1957, making it 68 years old in 2025.

What condition is I 90 & WB Ramps over Water Hobbs Brook 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 April 2024.

How much traffic does I 90 & WB Ramps over Water Hobbs Brook carry?

About 43,197 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is I 90 & WB Ramps over Water Hobbs Brook?

The structure is 20 ft (6.2 m) long with a longest span of 20 ft (6.1 m).

Who owns I 90 & WB Ramps over Water Hobbs Brook?

It is owned by the State Highway Agency.