US Bridges

ST146 NB over ST146 A/Quaker HWY

Good

Worcester County, Massachusetts · 1.1MI.NTH. of R.I.St.Line · Structure no. U020571N4DOTNBI

Built
1984
41 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
130 ft
1 main span
Daily traffic
15,941
2023 count
Owner
State
State Highway Agency

About this bridge

ST146 NB over ST146 A/Quaker HWY is a steel stringer/multi-beam or girder carrying ST146 NB over ST146 A/Quaker HWY in Worcester County, Massachusetts. It was built in 1984, so it is 41 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 15,941 vehicles a day, roughly 20% of them trucks, projected to reach 41,378 by 2032. The structure is 130 ft (39.6 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesST146 NB
CrossesST146 A/Quaker HWY
Location1.1MI.NTH. of R.I.St.Line
RouteState Highway 146
CountyWorcester County
StateMassachusetts
Coordinates42.02384, -71.60382
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 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 rating81.7 US tons
Inventory rating48.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span126 ft (38.4 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic15,941 (2023)
Projected traffic41,378 by 2032
Trucks20%
Lanes on structure3
Traffic directionOne-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 statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$5.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST146 NB over ST146 A/Quaker HWY built?

It was built in 1984, making it 41 years old in 2025.

What condition is ST146 NB over ST146 A/Quaker HWY 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 September 2023.

How much traffic does ST146 NB over ST146 A/Quaker HWY carry?

About 15,941 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is ST146 NB over ST146 A/Quaker HWY?

The structure is 130 ft (39.6 m) long with a longest span of 126 ft (38.4 m) and a deck 45 ft wide.

Who owns ST146 NB over ST146 A/Quaker HWY?

It is owned by the State Highway Agency.