US Bridges

I 395 SB over HWY Millbury RD

Fair

Worcester County, Massachusetts · Mm 8.5 .5 MI S of Dpt RD · Structure no. O060381Q8DOTNBI

Built
1976
49 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
112 ft
1 main span
Daily traffic
23,968
2023 count
Owner
State
State Highway Agency

About this bridge

I 395 SB over HWY Millbury RD is a steel stringer/multi-beam or girder carrying I 395 SB over HWY Millbury RD in Worcester County, Massachusetts. It was built in 1976, so it is 49 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 23,968 vehicles a day, roughly 5% of them trucks, projected to reach 34,745 by 2032. The structure is 112 ft (34.1 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 395 SB
CrossesHWY Millbury RD
LocationMm 8.5 .5 MI S of Dpt RD
RouteInterstate 395
CountyWorcester County
StateMassachusetts
Coordinates42.14346, -71.85731
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span100 ft (30.5 m)
Deck width45 ft (13.7 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,968 (2023)
Projected traffic34,745 by 2032
Trucks5%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 395 SB over HWY Millbury RD built?

It was built in 1976, making it 49 years old in 2025.

What condition is I 395 SB over HWY Millbury RD 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 February 2025.

How much traffic does I 395 SB over HWY Millbury RD carry?

About 23,968 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is I 395 SB over HWY Millbury RD?

The structure is 112 ft (34.1 m) long with a longest span of 100 ft (30.5 m) and a deck 45 ft wide.

Who owns I 395 SB over HWY Millbury RD?

It is owned by the State Highway Agency.