US Bridges

RTE 79 over Six Mile Creek

Fair

Tompkins County, New York · 3.6 MI NW Tioga Cl;rte 79 · Structure no. 000000001030590

Built
1963
62 years old
Condition
Fair
inspected November 2023
Type
Frame
Concrete Continuous
Length
36 ft
2 main spans
Daily traffic
3,905
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 79 over Six Mile Creek is a concrete continuous frame carrying RTE 79 over Six Mile Creek in Tompkins County, New York. It was built in 1963, so it is 62 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 6 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 3,905 vehicles a day, roughly 9% of them trucks, projected to reach 4,037 by 2041. The structure is 36 ft (11 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRTE 79
CrossesSix Mile Creek
Location3.6 MI NW Tioga Cl;rte 79
RouteState Highway 79
Coordinates42.39306, -76.34309
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length36 ft (11 m)
Longest span15 ft (4.5 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,905 (2020)
Projected traffic4,037 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 SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 79 over Six Mile Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is RTE 79 over Six Mile Creek 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 November 2023.

How much traffic does RTE 79 over Six Mile Creek carry?

About 3,905 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is RTE 79 over Six Mile Creek?

The structure is 36 ft (11 m) long with a longest span of 15 ft (4.5 m) and a deck 47 ft wide.

Who owns RTE 79 over Six Mile Creek?

It is owned by the State Highway Agency.