US Bridges

RTE 12B over Oriskany Creek

Good

Oneida County, New York · 1.0 MI S JCT Rts 26&12B · Structure no. 000000001009870

Built
1993
32 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
2,671
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 12B over Oriskany Creek is a prestressed concrete box beam or girders - multiple carrying RTE 12B over Oriskany Creek in Oneida County, New York. It was built in 1993, so it is 32 years old, younger 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,671 vehicles a day, roughly 14% of them trucks, projected to reach 2,786 by 2041. The structure is 60 ft (18.3 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 12B
CrossesOriskany Creek
Location1.0 MI S JCT Rts 26&12B
RouteState Highway 12B
Coordinates42.939, -75.46167
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span56 ft (17 m)
Deck width37 ft (11.3 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,671 (2020)
Projected traffic2,786 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 12B over Oriskany Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is RTE 12B over Oriskany Creek 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 October 2023.

How much traffic does RTE 12B over Oriskany Creek carry?

About 2,671 vehicles per day (2020 count), of which roughly 14% are trucks.

How long is RTE 12B over Oriskany Creek?

The structure is 60 ft (18.3 m) long with a longest span of 56 ft (17 m) and a deck 37 ft wide.

Who owns RTE 12B over Oriskany Creek?

It is owned by the State Highway Agency.