US Bridges

Boiceville Road over Sixmile Creek

Fair

Tompkins County, New York · .9 MI W Slaterville Spngs · Structure no. 000000003314040

Built
1942
83 years old, rebuilt 1988
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
1,175
2018 count
Owner
County
County Highway Agency

About this bridge

Boiceville Road over Sixmile Creek is a steel stringer/multi-beam or girder carrying Boiceville Road over Sixmile Creek in Tompkins County, New York. It was built in 1942 and reconstructed in 1988, so it is 83 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 1,175 vehicles a day, roughly 6% of them trucks, projected to reach 1,645 by 2038. The structure is 41 ft (12.5 m) long and 29 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesBoiceville Road
CrossesSixmile Creek
Location.9 MI W Slaterville Spngs
RouteCounty Highway 0
Coordinates42.39341, -76.36281
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span38 ft (11.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,175 (2018)
Projected traffic1,645 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$584,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Boiceville Road over Sixmile Creek built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1988.

What condition is Boiceville Road over Sixmile 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 July 2023.

How much traffic does Boiceville Road over Sixmile Creek carry?

About 1,175 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Boiceville Road over Sixmile Creek?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.5 m) and a deck 29 ft wide.

Who owns Boiceville Road over Sixmile Creek?

It is owned by the County Highway Agency.