US Bridges

Johnson Hollow RD over Trib Ischua Creek

Good

Cattaraugus County, New York · 3 Miles SE of Ischua · Structure no. 000000003368340

Built
1993
32 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
68
2021 count
Owner
County
County Highway Agency

About this bridge

Johnson Hollow RD over Trib Ischua Creek is a concrete culvert carrying Johnson Hollow RD over Trib Ischua Creek in Cattaraugus County, New York. It was built in 1993, so it is 32 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 68 vehicles a day, roughly 1% of them trucks, projected to reach 95 by 2041. The structure is 25 ft (7.6 m) long and 33 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesJohnson Hollow RD
CrossesTrib Ischua Creek
Location3 Miles SE of Ischua
RouteCounty Highway 0
Coordinates42.21364, -78.36196
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68 (2021)
Projected traffic95 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$405,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Johnson Hollow RD over Trib Ischua Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Johnson Hollow RD over Trib Ischua Creek 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 June 2023.

How much traffic does Johnson Hollow RD over Trib Ischua Creek carry?

About 68 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Johnson Hollow RD over Trib Ischua Creek?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 33 ft wide.

Who owns Johnson Hollow RD over Trib Ischua Creek?

It is owned by the County Highway Agency.