US Bridges

US 20 Washngton ST over RR Pwrr

Fair

Worcester County, Massachusetts · 1.25 MI E of I-290 · Structure no. A170171M7DOTNBI

Built
1931
94 years old, rebuilt 1971
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
148 ft
3 main spans
Daily traffic
19,645
2021 count
Owner
State
State Highway Agency

About this bridge

US 20 Washngton ST over RR Pwrr is a steel continuous stringer/multi-beam or girder carrying US 20 Washngton ST over RR Pwrr in Worcester County, Massachusetts. It was built in 1931 and reconstructed in 1971, so it is 94 years old, older 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 5 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 19,645 vehicles a day, roughly 6% of them trucks, projected to reach 34,745 by 2031. The structure is 148 ft (45.1 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 20 Washngton ST
CrossesRR Pwrr
Location1.25 MI E of I-290
RouteU.S. Route 20
CountyWorcester County
StateMassachusetts
Coordinates42.19186, -71.82571
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating57.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length148 ft (45.1 m)
Longest span52 ft (15.8 m)
Deck width51 ft (15.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,645 (2021)
Projected traffic34,745 by 2031
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$6.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 20 Washngton ST over RR Pwrr built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1971.

What condition is US 20 Washngton ST 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 November 2022.

How much traffic does US 20 Washngton ST over RR Pwrr carry?

About 19,645 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is US 20 Washngton ST over RR Pwrr?

The structure is 148 ft (45.1 m) long with a longest span of 52 ft (15.8 m) and a deck 51 ft wide.

Who owns US 20 Washngton ST over RR Pwrr?

It is owned by the State Highway Agency.