US Bridges

Main Street over Mnrr Hudson Line

Fair

Dutchess County, New York · 0.2MI N JCT US9+US44+NY52 · Structure no. 000000002262550

Built
1930
95 years old, rebuilt 1980
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
83 ft
3 main spans
Daily traffic
6,254
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Main Street over Mnrr Hudson Line is a prestressed concrete continuous box beam or girders - multiple carrying Main Street over Mnrr Hudson Line in Dutchess County, New York. It was built in 1930 and reconstructed in 1980, so it is 95 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 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 6,254 vehicles a day, roughly 3% of them trucks, projected to reach 7,738 by 2041. The structure is 83 ft (25.3 m) long and 62 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMain Street
CrossesMnrr Hudson Line
Location0.2MI N JCT US9+US44+NY52
RouteCity Street 0
Coordinates41.70558, -73.93792
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating25 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span33 ft (10 m)
Deck width62 ft (18.9 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,254 (2019)
Projected traffic7,738 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$4.2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Main Street over Mnrr Hudson Line built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1980.

What condition is Main Street over Mnrr Hudson Line 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 August 2023.

How much traffic does Main Street over Mnrr Hudson Line carry?

About 6,254 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Main Street over Mnrr Hudson Line?

The structure is 83 ft (25.3 m) long with a longest span of 33 ft (10 m) and a deck 62 ft wide.

Who owns Main Street over Mnrr Hudson Line?

It is owned by the City or Municipal Highway Agency.