US Bridges

Lockerby Hill RD over Salmon Creek

Poor

Tompkins County, New York · 2.7 MI N of Ludlowville · Structure no. 000000003210130

Built
1945
80 years old, rebuilt 1993
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
1 main span
Daily traffic
328
2019 count
Owner
County
County Highway Agency

About this bridge

Lockerby Hill RD over Salmon Creek is a steel stringer/multi-beam or girder carrying Lockerby Hill RD over Salmon Creek in Tompkins County, New York. It was built in 1945 and reconstructed in 1993, so it is 80 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 328 vehicles a day, roughly 9% of them trucks, projected to reach 459 by 2039. The structure is 84 ft (25.6 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLockerby Hill RD
CrossesSalmon Creek
Location2.7 MI N of Ludlowville
Coordinates42.59266, -76.53408
Functional classRural Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating27 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span79 ft (24 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic328 (2019)
Projected traffic459 by 2039
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

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$952,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lockerby Hill RD over Salmon Creek built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1993.

What condition is Lockerby Hill RD over Salmon 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 December 2024.

How much traffic does Lockerby Hill RD over Salmon Creek carry?

About 328 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is Lockerby Hill RD over Salmon Creek?

The structure is 84 ft (25.6 m) long with a longest span of 79 ft (24 m) and a deck 24 ft wide.

Who owns Lockerby Hill RD over Salmon Creek?

It is owned by the County Highway Agency.