US Bridges

HWY Stores ST NB over ST 12 SB & W Boylston DR

Fair

Worcester County, Massachusetts · 100 Ft E. of I-190 · Structure no. W4412820CDOTNBI

Built
1977
48 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
270 ft
2 main spans
Daily traffic
6,979
2021 count
Owner
State
State Highway Agency

About this bridge

HWY Stores ST NB over ST 12 SB & W Boylston DR is a steel stringer/multi-beam or girder carrying HWY Stores ST NB over ST 12 SB & W Boylston DR 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 6,979 vehicles a day, roughly 10% of them trucks, projected to reach 4,896 by 2032. The structure is 270 ft (82.3 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY Stores ST NB
CrossesST 12 SB & W Boylston DR
Location100 Ft E. of I-190
RouteState Highway 12
CountyWorcester County
StateMassachusetts
Coordinates42.29928, -71.80422
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Last inspectionMay 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 rating75.2 US tons
Inventory rating45.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span132 ft (40.2 m)
Deck width39 ft (11.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,979 (2021)
Projected traffic4,896 by 2032
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$4.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Stores ST NB over ST 12 SB & W Boylston DR built?

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

What condition is HWY Stores ST NB over ST 12 SB & W Boylston DR 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 May 2023.

How much traffic does HWY Stores ST NB over ST 12 SB & W Boylston DR carry?

About 6,979 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is HWY Stores ST NB over ST 12 SB & W Boylston DR?

The structure is 270 ft (82.3 m) long with a longest span of 132 ft (40.2 m) and a deck 39 ft wide.

Who owns HWY Stores ST NB over ST 12 SB & W Boylston DR?

It is owned by the State Highway Agency.