US Bridges

Liberty Church RD over Sodom Brook

Fair

Washington County, Rhode Island · 1.1 MI S of JCT Ri 102 · Structure no. 000000000004580

Built
1960
65 years old, rebuilt 1989
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
581
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Liberty Church RD over Sodom Brook is a steel stringer/multi-beam or girder carrying Liberty Church RD over Sodom Brook in Washington County, Rhode Island. It was built in 1960 and reconstructed in 1989, so it is 65 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 581 vehicles a day, roughly 10% of them trucks, projected to reach 639 by 2041. The structure is 31 ft (9.6 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLiberty Church RD
CrossesSodom Brook
Location1.1 MI S of JCT Ri 102
RouteCity Street 0
CountyWashington County
StateRhode Island
Coordinates41.56442, -71.56439
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating37.5 US tons
Inventory rating28.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length31 ft (9.6 m)
Longest span27 ft (8.1 m)
Deck width25 ft (7.7 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic581 (2021)
Projected traffic639 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$1.2 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Liberty Church RD over Sodom Brook built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1989.

What condition is Liberty Church RD over Sodom Brook 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 September 2023.

How much traffic does Liberty Church RD over Sodom Brook carry?

About 581 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Liberty Church RD over Sodom Brook?

The structure is 31 ft (9.6 m) long with a longest span of 27 ft (8.1 m) and a deck 25 ft wide.

Who owns Liberty Church RD over Sodom Brook?

It is owned by the Town or Township Highway Agency.