US Bridges

RTE 9 over Main Street

PoorPosted for load

Dutchess County, New York · 0.2 MI N JCT Rts 9+44+55 · Structure no. 000000001005302

Built
1965
60 years old, rebuilt 1991
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
149 ft
3 main spans
Daily traffic
13,371
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 9 over Main Street is a steel stringer/multi-beam or girder carrying RTE 9 over Main Street in Dutchess County, New York. It was built in 1965 and reconstructed in 1991, so it is 60 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 4 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. Its operating status is: posted for load restriction.

It carries about 13,371 vehicles a day, roughly 3% of them trucks, projected to reach 18,862 by 2041. The structure is 149 ft (45.3 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 9
CrossesMain Street
Location0.2 MI N JCT Rts 9+44+55
RouteU.S. Route 9
Coordinates41.70564, -73.93686
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.9 US tons
Inventory rating61.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length149 ft (45.3 m)
Longest span64 ft (19.5 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,371 (2021)
Projected traffic18,862 by 2041
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$4.2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 9 over Main Street built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1991.

What condition is RTE 9 over Main Street 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 September 2024.

How much traffic does RTE 9 over Main Street carry?

About 13,371 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is RTE 9 over Main Street?

The structure is 149 ft (45.3 m) long with a longest span of 64 ft (19.5 m) and a deck 40 ft wide.

Who owns RTE 9 over Main Street?

It is owned by the State Highway Agency.