US Bridges

County Road 107A over Owasco Inlet

Fair

Tompkins County, New York · 1 MI NW JCT SH 34B & SH38 · Structure no. 000000003314260

Built
1920
105 years old, rebuilt 1997
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
238
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 107A over Owasco Inlet is a steel stringer/multi-beam or girder carrying County Road 107A over Owasco Inlet in Tompkins County, New York. It was built in 1920 and reconstructed in 1997, so it is 105 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 238 vehicles a day, roughly 9% of them trucks, projected to reach 333 by 2041. The structure is 40 ft (12.2 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCounty Road 107A
CrossesOwasco Inlet
Location1 MI NW JCT SH 34B & SH38
RouteCounty Highway 0
CountyTompkins County
StateNew York
Coordinates42.55083, -76.37133
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span38 ft (11.5 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic238 (2021)
Projected traffic333 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$627,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 107A over Owasco Inlet built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1997.

What condition is County Road 107A over Owasco Inlet 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 April 2023.

How much traffic does County Road 107A over Owasco Inlet carry?

About 238 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is County Road 107A over Owasco Inlet?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.5 m) and a deck 26 ft wide.

Who owns County Road 107A over Owasco Inlet?

It is owned by the County Highway Agency.