US Bridges

Old Seventy Six RD over Trib Boyer Creek

Poor

Tompkins County, New York · 1.5 MI NW of Speedsville · Structure no. 000000003314060

Built
1987
38 years old
Condition
Poor
inspected June 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
25 ft
1 main span
Daily traffic
436
2021 count
Owner
County
County Highway Agency

About this bridge

Old Seventy Six RD over Trib Boyer Creek is a aluminum, wrought iron, or cast iron culvert carrying Old Seventy Six RD over Trib Boyer Creek in Tompkins County, New York. It was built in 1987, so it is 38 years old, younger 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 436 vehicles a day, roughly 10% of them trucks, projected to reach 610 by 2041. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesOld Seventy Six RD
CrossesTrib Boyer Creek
Location1.5 MI NW of Speedsville
RouteCounty Highway 0
Coordinates42.31889, -76.27506
Functional classRural Minor 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic436 (2021)
Projected traffic610 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$215,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Seventy Six RD over Trib Boyer Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Old Seventy Six RD over Trib Boyer 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 June 2024.

How much traffic does Old Seventy Six RD over Trib Boyer Creek carry?

About 436 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Old Seventy Six RD over Trib Boyer Creek?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m).

Who owns Old Seventy Six RD over Trib Boyer Creek?

It is owned by the County Highway Agency.