US Bridges

ST146 Wor-Pvd Tpk over HWY W Main ST

Good

Worcester County, Massachusetts · .3MI. Wst. of Milbury Ctr · Structure no. M22020BHJDOTNBI

Built
2020
5 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
48,300
2021 count
Owner
State
State Highway Agency

About this bridge

ST146 Wor-Pvd Tpk over HWY W Main ST is a steel stringer/multi-beam or girder carrying ST146 Wor-Pvd Tpk over HWY W Main ST in Worcester County, Massachusetts. It was built in 2020, so it is 5 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 48,300 vehicles a day, roughly 15% of them trucks. The structure is 80 ft (24.3 m) long and 92 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesST146 Wor-Pvd Tpk
CrossesHWY W Main ST
Location.3MI. Wst. of Milbury Ctr
RouteState Highway 146
Coordinates42.18761, -71.7665
Functional classUrban Other Principal 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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length80 ft (24.3 m)
Longest span74 ft (22.6 m)
Deck width92 ft (28 m)
Roadway width86 ft (26.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,300 (2021)
Projected traffic—
Trucks15%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST146 Wor-Pvd Tpk over HWY W Main ST built?

It was built in 2020, making it 5 years old in 2025.

What condition is ST146 Wor-Pvd Tpk over HWY W Main ST 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 January 2025.

How much traffic does ST146 Wor-Pvd Tpk over HWY W Main ST carry?

About 48,300 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is ST146 Wor-Pvd Tpk over HWY W Main ST?

The structure is 80 ft (24.3 m) long with a longest span of 74 ft (22.6 m) and a deck 92 ft wide.

Who owns ST146 Wor-Pvd Tpk over HWY W Main ST?

It is owned by the State Highway Agency.