US Bridges

US 20 Wb/Plainfld over RR Gwrr

Fair

Hampden County, Massachusetts · Just W O0F I 91 · Structure no. S240860ULDOTNBI

Built
1968
57 years old
Condition
Fair
inspected March 2023
Type
Girder and Floorbeam System
Steel
Length
91 ft
1 main span
Daily traffic
14,645
2015 count
Owner
State
State Highway Agency

About this bridge

US 20 Wb/Plainfld over RR Gwrr is a steel girder and floorbeam system carrying US 20 Wb/Plainfld over RR Gwrr in Hampden County, Massachusetts. It was built in 1968, so it is 57 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 14,645 vehicles a day, roughly 20% of them trucks, projected to reach 26,548 by 2032. The structure is 91 ft (27.8 m) long and 54 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS 20 Wb/Plainfld
CrossesRR Gwrr
LocationJust W O0F I 91
RouteU.S. Route 20
CountyHampden County
StateMassachusetts
Coordinates42.11167, -72.60822
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating41.4 US tons
Inventory rating24.8 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length91 ft (27.8 m)
Longest span87 ft (26.6 m)
Deck width54 ft (16.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,645 (2015)
Projected traffic26,548 by 2032
Trucks20%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 20 Wb/Plainfld over RR Gwrr built?

It was built in 1968, making it 57 years old in 2025.

What condition is US 20 Wb/Plainfld over RR Gwrr 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 March 2023.

How much traffic does US 20 Wb/Plainfld over RR Gwrr carry?

About 14,645 vehicles per day (2015 count), of which roughly 20% are trucks.

How long is US 20 Wb/Plainfld over RR Gwrr?

The structure is 91 ft (27.8 m) long with a longest span of 87 ft (26.6 m) and a deck 54 ft wide.

Who owns US 20 Wb/Plainfld over RR Gwrr?

It is owned by the State Highway Agency.