US Bridges

Ellicott Road over Slippery Rock Crk

Good

Chautauqua County, New York · 1 Mile SE of Brocton · Structure no. 000000002267070

Built
2007
18 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
542
2020 count
Owner
County
County Highway Agency

About this bridge

Ellicott Road over Slippery Rock Crk is a concrete culvert carrying Ellicott Road over Slippery Rock Crk in Chautauqua County, New York. It was built in 2007, so it is 18 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 542 vehicles a day, roughly 3% of them trucks, projected to reach 759 by 2040. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesEllicott Road
CrossesSlippery Rock Crk
Location1 Mile SE of Brocton
Coordinates42.37736, -79.42906
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic542 (2020)
Projected traffic759 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$244,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ellicott Road over Slippery Rock Crk built?

It was built in 2007, making it 18 years old in 2025.

What condition is Ellicott Road over Slippery Rock Crk 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 October 2023.

How much traffic does Ellicott Road over Slippery Rock Crk carry?

About 542 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Ellicott Road over Slippery Rock Crk?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m).

Who owns Ellicott Road over Slippery Rock Crk?

It is owned by the County Highway Agency.