US Bridges

US 20 Park Ave over Water Connecticut River

Fair

Hampden County, Massachusetts · North End Bridge · Structure no. S240030UJDOTNBI

Built
1924
101 years old, rebuilt 1984
Condition
Fair
inspected April 2024
Type
Truss - Deck
Steel
Length
1,185 ft
7 main spans
Daily traffic
27,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 20 Park Ave over Water Connecticut River is a steel truss - deck carrying US 20 Park Ave over Water Connecticut River in Hampden County, Massachusetts. It was built in 1924 and reconstructed in 1984, so it is 101 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 27,500 vehicles a day, roughly 7% of them trucks, projected to reach 23,690 by 2032. The structure is 1,185 ft (361.3 m) long and 70 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 20 Park Ave
CrossesWater Connecticut River
LocationNorth End Bridge
RouteU.S. Route 20
Coordinates42.10886, -72.61398
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating62.2 US tons
Inventory rating37.3 US tons

Structure

Structure typeTruss - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans7 (+2 approach)
Design loadHS 20
Structure length1,185 ft (361.3 m)
Longest span165 ft (50.2 m)
Deck width70 ft (21.3 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2023)
Projected traffic23,690 by 2032
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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$75.1 million (2025 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US 20 Park Ave over Water Connecticut River built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1984.

What condition is US 20 Park Ave over Water Connecticut River 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 April 2024.

How much traffic does US 20 Park Ave over Water Connecticut River carry?

About 27,500 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 20 Park Ave over Water Connecticut River?

The structure is 1,185 ft (361.3 m) long with a longest span of 165 ft (50.2 m) and a deck 70 ft wide.

Who owns US 20 Park Ave over Water Connecticut River?

It is owned by the State Highway Agency.