US Bridges

RTE 79 over Trib Six Mile Crk

Good

Tompkins County, New York · .3 MI E JCT SH 79 & CR162 · Structure no. 000000001094700

Built
1963
62 years old
Condition
Good
inspected May 2023
Type
Culvert
Steel
Length
25 ft
2 main spans
Daily traffic
4,181
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 79 over Trib Six Mile Crk is a steel culvert carrying RTE 79 over Trib Six Mile Crk 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,181 vehicles a day, roughly 8% of them trucks, projected to reach 4,323 by 2041. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 79
CrossesTrib Six Mile Crk
Location.3 MI E JCT SH 79 & CR162
RouteState Highway 79
Coordinates42.39381, -76.35565
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable 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 rating82.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span10 ft (2.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,181 (2020)
Projected traffic4,323 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$409,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 79 over Trib Six Mile Crk built?

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

What condition is RTE 79 over Trib Six Mile Crk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does RTE 79 over Trib Six Mile Crk carry?

About 4,181 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is RTE 79 over Trib Six Mile Crk?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (2.9 m).

Who owns RTE 79 over Trib Six Mile Crk?

It is owned by the State Highway Agency.