US Bridges

RTE 23A over 87IX RTE I87

Poor

Greene County, New York · Jct. Nys Route 23A and I- · Structure no. 000000001018030

Built
1955
70 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
211 ft
4 main spans
Daily traffic
5,588
2021 count
Owner
Toll Authority
State Toll Authority

About this bridge

RTE 23A over 87IX RTE I87 is a steel stringer/multi-beam or girder carrying RTE 23A over 87IX RTE I87 in Greene County, New York. It was built in 1955, so it is 70 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 5,588 vehicles a day, roughly 7% of them trucks, projected to reach 5,829 by 2041. The structure is 211 ft (64.3 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesRTE 23A
Crosses87IX RTE I87
LocationJct. Nys Route 23A and I-
RouteState Highway 23A
CountyGreene County
StateNew York
Coordinates42.2025, -73.91964
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.9 US tons
Inventory rating61.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length211 ft (64.3 m)
Longest span70 ft (21.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,588 (2021)
Projected traffic5,829 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$3.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 23A over 87IX RTE I87 built?

It was built in 1955, making it 70 years old in 2025.

What condition is RTE 23A over 87IX RTE I87 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does RTE 23A over 87IX RTE I87 carry?

About 5,588 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is RTE 23A over 87IX RTE I87?

The structure is 211 ft (64.3 m) long with a longest span of 70 ft (21.3 m) and a deck 43 ft wide.

Who owns RTE 23A over 87IX RTE I87?

It is owned by the State Toll Authority.