US Bridges

RTE I490 over Little Black Crk

Good

Monroe County, New York · 1 MI S JCT I490WB & SH33 · Structure no. 000000001048631

Built
1963
62 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
18,709
2014 count
Owner
State
State Highway Agency

About this bridge

RTE I490 over Little Black Crk is a concrete culvert carrying RTE I490 over Little Black Crk in Monroe County, New York. It was built in 1963, so it is 62 years old, older 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 18,709 vehicles a day, roughly 8% of them trucks. The structure is 23 ft (7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I490
CrossesLittle Black Crk
Location1 MI S JCT I490WB & SH33
RouteInterstate 490
Coordinates43.13046, -77.72392
Functional classUrban Principal Arterial - Interstate

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.5 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,709 (2014)
Projected traffic—
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$611,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I490 over Little Black Crk built?

It was built in 1963, making it 62 years old in 2025.

What condition is RTE I490 over Little Black 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 August 2023.

How much traffic does RTE I490 over Little Black Crk carry?

About 18,709 vehicles per day (2014 count), of which roughly 8% are trucks.

How long is RTE I490 over Little Black Crk?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns RTE I490 over Little Black Crk?

It is owned by the State Highway Agency.