US Bridges

RTE I84 over Stern Stream

Fair

Dutchess County, New York · NW Quad Ramps I84+TSP Int · Structure no. 000000001091350

Built
1962
63 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
3,957
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I84 over Stern Stream is a concrete culvert carrying RTE I84 over Stern Stream in Dutchess County, New York. It was built in 1962, so it is 63 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 3,957 vehicles a day, roughly 15% of them trucks, projected to reach 6,700 by 2041. The structure is 27 ft (8.2 m) long.

Location

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CarriesRTE I84
CrossesStern Stream
LocationNW Quad Ramps I84+TSP Int
RouteInterstate 84
CountyDutchess County
StateNew York
Coordinates41.54065, -73.77342
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating57 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,957 (2020)
Projected traffic6,700 by 2041
Trucks15%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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$552,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I84 over Stern Stream built?

It was built in 1962, making it 63 years old in 2025.

What condition is RTE I84 over Stern Stream 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 March 2023.

How much traffic does RTE I84 over Stern Stream carry?

About 3,957 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is RTE I84 over Stern Stream?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m).

Who owns RTE I84 over Stern Stream?

It is owned by the State Highway Agency.