US Bridges

RTE 23 over Johnson Hollow Brook

Fair

Delaware County, New York · 4.0 MI SE JCT Rts 23 + 30 · Structure no. 000000001017660

Built
1937
88 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
2,226
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 23 over Johnson Hollow Brook is a concrete slab carrying RTE 23 over Johnson Hollow Brook in Delaware County, New York. It was built in 1937, so it is 88 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 6 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 2,226 vehicles a day, roughly 13% of them trucks, projected to reach 2,239 by 2041. The structure is 27 ft (8.2 m) long and 31 ft wide. If it were closed, the detour would be 72.7 mi (117 km).

Location

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CarriesRTE 23
CrossesJohnson Hollow Brook
Location4.0 MI SE JCT Rts 23 + 30
RouteState Highway 23
CountyDelaware County
StateNew York
Coordinates42.32823, -74.444
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,226 (2020)
Projected traffic2,239 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed72.7 mi (117 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 23 over Johnson Hollow Brook built?

It was built in 1937, making it 88 years old in 2025.

What condition is RTE 23 over Johnson Hollow Brook 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 May 2023.

How much traffic does RTE 23 over Johnson Hollow Brook carry?

About 2,226 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is RTE 23 over Johnson Hollow Brook?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 31 ft wide.

Who owns RTE 23 over Johnson Hollow Brook?

It is owned by the State Highway Agency.