US Bridges

Putnam Road over 90IX RTE I90

Good

Schenectady County, New York · Int Putnam Rd-Cr 54 & I90 · Structure no. 000000005513710

Built
2001
24 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
197 ft
2 main spans
Daily traffic
2,481
2018 count
Owner
Toll Authority
State Toll Authority

About this bridge

Putnam Road over 90IX RTE I90 is a steel continuous stringer/multi-beam or girder carrying Putnam Road over 90IX RTE I90 in Schenectady County, New York. It was built in 2001, so it is 24 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,481 vehicles a day, roughly 5% of them trucks, projected to reach 3,069 by 2041. The structure is 197 ft (60 m) long and 34 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesPutnam Road
Crosses90IX RTE I90
LocationInt Putnam Rd-Cr 54 & I90
RouteCounty Highway 0
Coordinates42.80608, -74.01873
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating46 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length197 ft (60 m)
Longest span109 ft (33.2 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,481 (2018)
Projected traffic3,069 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Putnam Road over 90IX RTE I90 built?

It was built in 2001, making it 24 years old in 2025.

What condition is Putnam Road over 90IX RTE I90 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 October 2023.

How much traffic does Putnam Road over 90IX RTE I90 carry?

About 2,481 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Putnam Road over 90IX RTE I90?

The structure is 197 ft (60 m) long with a longest span of 109 ft (33.2 m) and a deck 34 ft wide.

Who owns Putnam Road over 90IX RTE I90?

It is owned by the State Toll Authority.