US Bridges

ST140 Boylston ST over I 290

Good

Worcester County, Massachusetts · Mm 24.8 · Structure no. S140181YHDOTNBI

Built
1967
58 years old, rebuilt 2021
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
261 ft
2 main spans
Daily traffic
15,092
2022 count
Owner
State
State Highway Agency

About this bridge

ST140 Boylston ST over I 290 is a steel continuous stringer/multi-beam or girder carrying ST140 Boylston ST over I 290 in Worcester County, Massachusetts. It was built in 1967 and reconstructed in 2021, so it is 58 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,092 vehicles a day, roughly 6% of them trucks, projected to reach 23,690 by 2033. The structure is 261 ft (79.5 m) long and 88 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesST140 Boylston ST
CrossesI 290
LocationMm 24.8
RouteState Highway 140
CountyWorcester County
StateMassachusetts
Coordinates42.32149, -71.71918
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length261 ft (79.5 m)
Longest span127 ft (38.8 m)
Deck width88 ft (26.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,092 (2022)
Projected traffic23,690 by 2033
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST140 Boylston ST over I 290 built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2021.

What condition is ST140 Boylston ST over I 290 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does ST140 Boylston ST over I 290 carry?

About 15,092 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is ST140 Boylston ST over I 290?

The structure is 261 ft (79.5 m) long with a longest span of 127 ft (38.8 m) and a deck 88 ft wide.

Who owns ST140 Boylston ST over I 290?

It is owned by the State Highway Agency.