US Bridges

RTE 15 over Littl Conesus Crk

Fair

Livingston County, New York · 3.5 MI N JCT SH15 & US20A · Structure no. 000000001011500

Built
1957
68 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
3,814
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 15 over Littl Conesus Crk is a concrete slab carrying RTE 15 over Littl Conesus Crk in Livingston County, New York. It was built in 1957, so it is 68 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 5 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 3,814 vehicles a day, roughly 9% of them trucks, projected to reach 3,837 by 2041. The structure is 24 ft (7.3 m) long and 45 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRTE 15
CrossesLittl Conesus Crk
Location3.5 MI N JCT SH15 & US20A
RouteState Highway 15
CountyLivingston County
StateNew York
Coordinates42.8849, -77.71044
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.9 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length24 ft (7.3 m)
Longest span21 ft (6.4 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,814 (2021)
Projected traffic3,837 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$693,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 15 over Littl Conesus Crk built?

It was built in 1957, making it 68 years old in 2025.

What condition is RTE 15 over Littl Conesus Crk 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 July 2023.

How much traffic does RTE 15 over Littl Conesus Crk carry?

About 3,814 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is RTE 15 over Littl Conesus Crk?

The structure is 24 ft (7.3 m) long with a longest span of 21 ft (6.4 m) and a deck 45 ft wide.

Who owns RTE 15 over Littl Conesus Crk?

It is owned by the State Highway Agency.