US Bridges

RTE I90 over Happy Hollow CR

Fair

Montgomery County, New York · 1.0 MI W Palatine Bridge · Structure no. 000000005515960

Built
1955
70 years old, rebuilt 1992
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
20,908
2020 count
Owner
Toll Authority
State Toll Authority

About this bridge

RTE I90 over Happy Hollow CR is a concrete culvert carrying RTE I90 over Happy Hollow CR in Montgomery County, New York. It was built in 1955 and reconstructed in 1992, 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 20,908 vehicles a day, roughly 31% of them trucks, projected to reach 24,090 by 2041. The structure is 22 ft (6.7 m) long and 130 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

Location

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CarriesRTE I90
CrossesHappy Hollow CR
Location1.0 MI W Palatine Bridge
RouteInterstate 90
CountyMontgomery County
StateNew York
Coordinates42.91132, -74.5982
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
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 adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.3 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width130 ft (39.6 m)
Roadway width114 ft (34.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,908 (2020)
Projected traffic24,090 by 2041
Trucks31%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 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$2.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I90 over Happy Hollow CR built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1992.

What condition is RTE I90 over Happy Hollow CR 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 March 2023.

How much traffic does RTE I90 over Happy Hollow CR carry?

About 20,908 vehicles per day (2020 count), of which roughly 31% are trucks.

How long is RTE I90 over Happy Hollow CR?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 130 ft wide.

Who owns RTE I90 over Happy Hollow CR?

It is owned by the State Toll Authority.