US Bridges

RTE 9N over Hudson River

Good

Saratoga County, New York · JCT Rt 9N & Hudson River · Structure no. 000000001006730

Built
2012
13 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
482 ft
3 main spans
Daily traffic
3,264
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 9N over Hudson River is a steel continuous stringer/multi-beam or girder carrying RTE 9N over Hudson River in Saratoga County, New York. It was built in 2012, so it is 13 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,264 vehicles a day, roughly 7% of them trucks, projected to reach 3,481 by 2041. The structure is 482 ft (146.9 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 9N
CrossesHudson River
LocationJCT Rt 9N & Hudson River
RouteState Highway 9N
Coordinates43.30413, -73.83272
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.1 US tons
Inventory rating50.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length482 ft (146.9 m)
Longest span190 ft (57.9 m)
Deck width40 ft (12.3 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,264 (2021)
Projected traffic3,481 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$7.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 9N over Hudson River built?

It was built in 2012, making it 13 years old in 2025.

What condition is RTE 9N over Hudson River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does RTE 9N over Hudson River carry?

About 3,264 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is RTE 9N over Hudson River?

The structure is 482 ft (146.9 m) long with a longest span of 190 ft (57.9 m) and a deck 40 ft wide.

Who owns RTE 9N over Hudson River?

It is owned by the State Highway Agency.