US Bridges

Bentley Road over Slab City Creek

Good

Cattaraugus County, New York · 1.6 MI NE of South Dayton · Structure no. 000000003321020

Built
1998
27 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
417
2021 count
Owner
County
County Highway Agency

About this bridge

Bentley Road over Slab City Creek is a prestressed concrete box beam or girders - multiple carrying Bentley Road over Slab City Creek in Cattaraugus County, New York. It was built in 1998, so it is 27 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 417 vehicles a day, roughly 7% of them trucks, projected to reach 584 by 2041. The structure is 56 ft (17.1 m) long and 33 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesBentley Road
CrossesSlab City Creek
Location1.6 MI NE of South Dayton
Coordinates42.38886, -79.02468
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating94 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length56 ft (17.1 m)
Longest span53 ft (16.1 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic417 (2021)
Projected traffic584 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$3.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bentley Road over Slab City Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Bentley Road over Slab City 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 April 2023.

How much traffic does Bentley Road over Slab City Creek carry?

About 417 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Bentley Road over Slab City Creek?

The structure is 56 ft (17.1 m) long with a longest span of 53 ft (16.1 m) and a deck 33 ft wide.

Who owns Bentley Road over Slab City Creek?

It is owned by the County Highway Agency.