US Bridges

Ri 4 Col Rodman Hy over AMTRAK

Fair

Washington County, Rhode Island · 0.8 MI S of JCT Ri 102 · Structure no. 000000000002430

Built
1953
72 years old, rebuilt 1990
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
63 ft
1 main span
Daily traffic
56,311
2015 count
Owner
State
State Highway Agency

About this bridge

Ri 4 Col Rodman Hy over AMTRAK is a steel stringer/multi-beam or girder carrying Ri 4 Col Rodman Hy over AMTRAK in Washington County, Rhode Island. It was built in 1953 and reconstructed in 1990, so it is 72 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 56,311 vehicles a day, roughly 2% of them trucks, projected to reach 67,574 by 2036. The structure is 63 ft (19.2 m) long and 99 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRi 4 Col Rodman Hy
CrossesAMTRAK
Location0.8 MI S of JCT Ri 102
RouteState Highway 4
CountyWashington County
StateRhode Island
Coordinates41.57338, -71.49507
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span61 ft (18.6 m)
Deck width99 ft (30.2 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56,311 (2015)
Projected traffic67,574 by 2036
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
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$9.2 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ri 4 Col Rodman Hy over AMTRAK built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1990.

What condition is Ri 4 Col Rodman Hy over AMTRAK 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 February 2025.

How much traffic does Ri 4 Col Rodman Hy over AMTRAK carry?

About 56,311 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Ri 4 Col Rodman Hy over AMTRAK?

The structure is 63 ft (19.2 m) long with a longest span of 61 ft (18.6 m) and a deck 99 ft wide.

Who owns Ri 4 Col Rodman Hy over AMTRAK?

It is owned by the State Highway Agency.