US Bridges

Ri 122 Hamlet Ave over Blackstone River

Fair

Providence County, Rhode Island · 2.0 MI N of JCT Ri 120 · Structure no. 000000000005000

Built
1959
66 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
354 ft
3 main spans
Daily traffic
20,000
2021 count
Owner
State
State Highway Agency

About this bridge

Ri 122 Hamlet Ave over Blackstone River is a steel continuous stringer/multi-beam or girder carrying Ri 122 Hamlet Ave over Blackstone River in Providence County, Rhode Island. It was built in 1959, so it is 66 years old, older than the Rhode Island average of 54.5 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 20,000 vehicles a day, roughly 4% of them trucks, projected to reach 22,000 by 2041. The structure is 354 ft (108 m) long and 66 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesRi 122 Hamlet Ave
CrossesBlackstone River
Location2.0 MI N of JCT Ri 120
RouteState Highway 122
Coordinates42.00309, -71.49821
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length354 ft (108 m)
Longest span190 ft (57.9 m)
Deck width66 ft (20.2 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2021)
Projected traffic22,000 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$34.7 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ri 122 Hamlet Ave over Blackstone River built?

It was built in 1959, making it 66 years old in 2025.

What condition is Ri 122 Hamlet Ave over Blackstone 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 October 2023.

How much traffic does Ri 122 Hamlet Ave over Blackstone River carry?

About 20,000 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Ri 122 Hamlet Ave over Blackstone River?

The structure is 354 ft (108 m) long with a longest span of 190 ft (57.9 m) and a deck 66 ft wide.

Who owns Ri 122 Hamlet Ave over Blackstone River?

It is owned by the State Highway Agency.