US Bridges

RTE I84 over RTE 311

Fair

Putnam County, New York · I84 Int 61 · Structure no. 000000001052771

Built
1968
57 years old, rebuilt 2006
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
119 ft
1 main span
Daily traffic
22,655
1996 count
Owner
State
State Highway Agency

About this bridge

RTE I84 over RTE 311 is a steel stringer/multi-beam or girder carrying RTE I84 over RTE 311 in Putnam County, New York. It was built in 1968 and reconstructed in 2006, so it is 57 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 22,655 vehicles a day, roughly 15% of them trucks. The structure is 119 ft (36.3 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRTE I84
CrossesRTE 311
LocationI84 Int 61
RouteInterstate 84
CountyPutnam County
StateNew York
Coordinates41.47418, -73.64869
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length119 ft (36.3 m)
Longest span115 ft (35 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,655 (1996)
Projected traffic—
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$3.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I84 over RTE 311 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2006.

What condition is RTE I84 over RTE 311 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 November 2024.

How much traffic does RTE I84 over RTE 311 carry?

About 22,655 vehicles per day (1996 count), of which roughly 15% are trucks.

How long is RTE I84 over RTE 311?

The structure is 119 ft (36.3 m) long with a longest span of 115 ft (35 m) and a deck 42 ft wide.

Who owns RTE I84 over RTE 311?

It is owned by the State Highway Agency.