US Bridges

RTE 921B over NS Arterial NS Arterial

Good

Oneida County, New York · 1.6 MI S JCT Rts 5 & 5A · Structure no. 000000001054309

Built
1975
50 years old, rebuilt 2018
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
352 ft
3 main spans
Daily traffic
18,730
2012 count
Owner
State
State Highway Agency

About this bridge

RTE 921B over NS Arterial NS Arterial is a steel stringer/multi-beam or girder carrying RTE 921B over NS Arterial NS Arterial in Oneida County, New York. It was built in 1975 and reconstructed in 2018, so it is 50 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 18,730 vehicles a day, roughly 6% of them trucks, projected to reach 18,818 by 2041. The structure is 352 ft (107.3 m) long and 101 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRTE 921B
CrossesNS Arterial NS Arterial
Location1.6 MI S JCT Rts 5 & 5A
RouteState Highway 921B
Coordinates43.09223, -75.26341
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.9 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length352 ft (107.3 m)
Longest span120 ft (36.5 m)
Deck width101 ft (30.9 m)
Roadway width87 ft (26.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,730 (2012)
Projected traffic18,818 by 2041
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
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$13.2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 921B over NS Arterial NS Arterial built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2018.

What condition is RTE 921B over NS Arterial NS Arterial 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 November 2023.

How much traffic does RTE 921B over NS Arterial NS Arterial carry?

About 18,730 vehicles per day (2012 count), of which roughly 6% are trucks.

How long is RTE 921B over NS Arterial NS Arterial?

The structure is 352 ft (107.3 m) long with a longest span of 120 ft (36.5 m) and a deck 101 ft wide.

Who owns RTE 921B over NS Arterial NS Arterial?

It is owned by the State Highway Agency.