US Bridges

RTE 104A over Sterling Creek

Poor

Cayuga County, New York · .4 MI N JCT SH 104A & SH · Structure no. 000000001036660

Built
1910
115 years old
Condition
Poor
inspected April 2024
Type
Arch - Deck
Concrete
Length
40 ft
1 main span
Daily traffic
1,324
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 104A over Sterling Creek is a concrete arch - deck carrying RTE 104A over Sterling Creek in Cayuga County, New York. It was built in 1910, so it is 115 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,324 vehicles a day, roughly 6% of them trucks, projected to reach 1,851 by 2041. The structure is 40 ft (12.2 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 104A
CrossesSterling Creek
Location.4 MI N JCT SH 104A & SH
RouteState Highway 104A
Coordinates43.32514, -76.64715
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.7 US tons
Inventory rating19.6 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span36 ft (11 m)
Deck width31 ft (9.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,324 (2018)
Projected traffic1,851 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$836,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 104A over Sterling Creek built?

It was built in 1910, making it 115 years old in 2025.

What condition is RTE 104A over Sterling Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does RTE 104A over Sterling Creek carry?

About 1,324 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is RTE 104A over Sterling Creek?

The structure is 40 ft (12.2 m) long with a longest span of 36 ft (11 m) and a deck 31 ft wide.

Who owns RTE 104A over Sterling Creek?

It is owned by the State Highway Agency.