US Bridges

RTE I87 over Hannacrois Creek

Fair

Greene County, New York · 1 MI NE JCT SH144 & US 9W · Structure no. 000000005513309

Built
1955
70 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
37,426
2020 count
Owner
Toll Authority
State Toll Authority

About this bridge

RTE I87 over Hannacrois Creek is a steel stringer/multi-beam or girder carrying RTE I87 over Hannacrois Creek 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 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 37,426 vehicles a day, roughly 25% of them trucks, projected to reach 44,574 by 2041. The structure is 65 ft (19.8 m) long and 123 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

CarriesRTE I87
CrossesHannacrois Creek
Location1 MI NE JCT SH144 & US 9W
RouteInterstate 87
Coordinates42.44066, -73.80611
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating52 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length65 ft (19.8 m)
Longest span62 ft (18.9 m)
Deck width123 ft (37.5 m)
Roadway width104 ft (31.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,426 (2020)
Projected traffic44,574 by 2041
Trucks25%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 km)
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$4.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I87 over Hannacrois Creek built?

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

What condition is RTE I87 over Hannacrois Creek 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 October 2024.

How much traffic does RTE I87 over Hannacrois Creek carry?

About 37,426 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is RTE I87 over Hannacrois Creek?

The structure is 65 ft (19.8 m) long with a longest span of 62 ft (18.9 m) and a deck 123 ft wide.

Who owns RTE I87 over Hannacrois Creek?

It is owned by the State Toll Authority.