US Bridges

RTE 9D over 84I 84I82021014 RTE I84

Poor

Dutchess County, New York · 0.15 MI E I-84 Exit 41 · Structure no. 000000001006360

Built
1964
61 years old, rebuilt 1987
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
183 ft
3 main spans
Daily traffic
20,765
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 9D over 84I 84I82021014 RTE I84 is a steel stringer/multi-beam or girder carrying RTE 9D over 84I 84I82021014 RTE I84 in Dutchess County, New York. It was built in 1964 and reconstructed in 1987, so it is 61 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20,765 vehicles a day, roughly 3% of them trucks, projected to reach 20,862 by 2041. The structure is 183 ft (55.8 m) long and 73 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 9D
Crosses84I 84I82021014 RTE I84
Location0.15 MI E I-84 Exit 41
RouteState Highway 9D
Coordinates41.51784, -73.97369
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span84 ft (25.6 m)
Deck width73 ft (22.1 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,765 (2020)
Projected traffic20,862 by 2041
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$9 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 9D over 84I 84I82021014 RTE I84 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1987.

What condition is RTE 9D over 84I 84I82021014 RTE I84 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does RTE 9D over 84I 84I82021014 RTE I84 carry?

About 20,765 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is RTE 9D over 84I 84I82021014 RTE I84?

The structure is 183 ft (55.8 m) long with a longest span of 84 ft (25.6 m) and a deck 73 ft wide.

Who owns RTE 9D over 84I 84I82021014 RTE I84?

It is owned by the State Highway Agency.