US Bridges

RTE I90 over RTE 9

Fair

Rensselaer County, New York · JCT Rts I90 & 9 · Structure no. 000000001092829

Built
1974
51 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
150 ft
1 main span
Daily traffic
20,378
2021 count
Owner
State
State Highway Agency

About this bridge

RTE I90 over RTE 9 is a steel stringer/multi-beam or girder carrying RTE I90 over RTE 9 in Rensselaer County, New York. It was built in 1974, so it is 51 years old, younger 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 20,378 vehicles a day, roughly 28% of them trucks, projected to reach 24,270 by 2041. The structure is 150 ft (45.7 m) long and 95 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRTE I90
CrossesRTE 9
LocationJCT Rts I90 & 9
RouteInterstate 90
CountyRensselaer County
StateNew York
Coordinates42.4894, -73.67798
Functional classRural 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
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 inspectionJune 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span145 ft (44.1 m)
Deck width95 ft (29 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,378 (2021)
Projected traffic24,270 by 2041
Trucks28%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$7.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I90 over RTE 9 built?

It was built in 1974, making it 51 years old in 2025.

What condition is RTE I90 over RTE 9 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 June 2023.

How much traffic does RTE I90 over RTE 9 carry?

About 20,378 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is RTE I90 over RTE 9?

The structure is 150 ft (45.7 m) long with a longest span of 145 ft (44.1 m) and a deck 95 ft wide.

Who owns RTE I90 over RTE 9?

It is owned by the State Highway Agency.