US Bridges

RTE 104A over Sterling Creek West Bran

Poor

Cayuga County, New York · 6.8 MI SW Cl Oswego · Structure no. 000000001036670

Built
1914
111 years old
Condition
Poor
inspected October 2024
Type
Arch - Deck
Concrete
Length
49 ft
1 main span
Daily traffic
626
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 104A over Sterling Creek West Bran is a concrete arch - deck carrying RTE 104A over Sterling Creek West Bran in Cayuga County, New York. It was built in 1914, so it is 111 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 3 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 626 vehicles a day, roughly 7% of them trucks, projected to reach 875 by 2041. The structure is 49 ft (14.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 104A
CrossesSterling Creek West Bran
Location6.8 MI SW Cl Oswego
RouteState Highway 104A
Coordinates43.34884, -76.62947
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
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating8.3 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span40 ft (12.1 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic626 (2020)
Projected traffic875 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$875,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 104A over Sterling Creek West Bran built?

It was built in 1914, making it 111 years old in 2025.

What condition is RTE 104A over Sterling Creek West Bran 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 October 2024.

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

About 626 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is RTE 104A over Sterling Creek West Bran?

The structure is 49 ft (14.9 m) long with a longest span of 40 ft (12.1 m) and a deck 28 ft wide.

Who owns RTE 104A over Sterling Creek West Bran?

It is owned by the State Highway Agency.