US Bridges

RTE 9 over I87 I87

Good

Saratoga County, New York · JCT RTE 9 & I87 · Structure no. 000000001005679

Built
2022
3 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
349 ft
2 main spans
Daily traffic
19,019
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 9 over I87 I87 is a steel stringer/multi-beam or girder carrying RTE 9 over I87 I87 in Saratoga County, New York. It was built in 2022, so it is 3 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,019 vehicles a day, roughly 8% of them trucks, projected to reach 19,108 by 2041. The structure is 349 ft (106.4 m) long and 55 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesRTE 9
CrossesI87 I87
LocationJCT RTE 9 & I87
RouteU.S. Route 9
Coordinates43.23566, -73.69208
Functional classUrban Other Principal Arterial

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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length349 ft (106.4 m)
Longest span174 ft (53 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic19,019 (2021)
Projected traffic19,108 by 2041
Trucks8%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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$7.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 9 over I87 I87 built?

It was built in 2022, making it 3 years old in 2025.

What condition is RTE 9 over I87 I87 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 September 2024.

How much traffic does RTE 9 over I87 I87 carry?

About 19,019 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is RTE 9 over I87 I87?

The structure is 349 ft (106.4 m) long with a longest span of 174 ft (53 m) and a deck 55 ft wide.

Who owns RTE 9 over I87 I87?

It is owned by the State Highway Agency.