US Bridges

Ri 123 Front ST over Mill Pond

Fair

Providence County, Rhode Island · 0.2 MI W of JCT Ri 122 · Structure no. 000000000001950

Built
1885
140 years old, rebuilt 1940
Condition
Fair
inspected October 2023
Type
Arch - Deck
Concrete
Length
28 ft
1 main span
Daily traffic
15,352
2014 count
Owner
State
State Highway Agency

About this bridge

Ri 123 Front ST over Mill Pond is a concrete arch - deck carrying Ri 123 Front ST over Mill Pond in Providence County, Rhode Island. It was built in 1885 and reconstructed in 1940, so it is 140 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 15,352 vehicles a day, roughly 10% of them trucks, projected to reach 18,423 by 2036. The structure is 28 ft (8.5 m) long and 77 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRi 123 Front ST
CrossesMill Pond
Location0.2 MI W of JCT Ri 122
RouteState Highway 123
CountyProvidence County
StateRhode Island
Coordinates41.9065, -71.40617
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
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width77 ft (23.5 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,352 (2014)
Projected traffic18,423 by 2036
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.2 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ri 123 Front ST over Mill Pond built?

It was built in 1885, making it 140 years old in 2025. It was reconstructed in 1940.

What condition is Ri 123 Front ST over Mill Pond 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 123 Front ST over Mill Pond carry?

About 15,352 vehicles per day (2014 count), of which roughly 10% are trucks.

How long is Ri 123 Front ST over Mill Pond?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m) and a deck 77 ft wide.

Who owns Ri 123 Front ST over Mill Pond?

It is owned by the State Highway Agency.