US Bridges

ST146 SB Off Ramp over RR Pwrr

Fair

Worcester County, Massachusetts · .2 MI S of Mccracken RD · Structure no. M22052AHEDOTNBI

Built
1997
28 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
234 ft
2 main spans
Daily traffic
6,016
2024 count
Owner
State
State Highway Agency

About this bridge

ST146 SB Off Ramp over RR Pwrr is a steel continuous stringer/multi-beam or girder carrying ST146 SB Off Ramp over RR Pwrr in Worcester County, Massachusetts. It was built in 1997, so it is 28 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 6,016 vehicles a day, roughly 6% of them trucks, projected to reach 7,896 by 2032. The structure is 234 ft (71.2 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesST146 SB Off Ramp
CrossesRR Pwrr
Location.2 MI S of Mccracken RD
RouteState Highway 146
CountyWorcester County
StateMassachusetts
Coordinates42.20015, -71.77556
Functional classUrban Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65.4 US tons
Inventory rating38.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length234 ft (71.2 m)
Longest span112 ft (34.2 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,016 (2024)
Projected traffic7,896 by 2032
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$5.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST146 SB Off Ramp over RR Pwrr built?

It was built in 1997, making it 28 years old in 2025.

What condition is ST146 SB Off Ramp over RR Pwrr 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 June 2024.

How much traffic does ST146 SB Off Ramp over RR Pwrr carry?

About 6,016 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is ST146 SB Off Ramp over RR Pwrr?

The structure is 234 ft (71.2 m) long with a longest span of 112 ft (34.2 m) and a deck 36 ft wide.

Who owns ST146 SB Off Ramp over RR Pwrr?

It is owned by the State Highway Agency.