US Bridges

Cox Avenue over 684I684I87011083 RTE I6

Good

Westchester County, New York · In Armonk-N Exit 3 - I684 · Structure no. 000000001053020

Built
1971
54 years old, rebuilt 2001
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
200 ft
2 main spans
Daily traffic
2,249
2015 count
Owner
State
State Highway Agency

About this bridge

Cox Avenue over 684I684I87011083 RTE I6 is a steel stringer/multi-beam or girder carrying Cox Avenue over 684I684I87011083 RTE I6 in Westchester County, New York. It was built in 1971 and reconstructed in 2001, so it is 54 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 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 2,249 vehicles a day, roughly 2% of them trucks, projected to reach 2,782 by 2041. The structure is 200 ft (61 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCox Avenue
Crosses684I684I87011083 RTE I6
LocationIn Armonk-N Exit 3 - I684
Coordinates41.1323, -73.70329
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length200 ft (61 m)
Longest span98 ft (29.8 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,249 (2015)
Projected traffic2,782 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 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$5.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cox Avenue over 684I684I87011083 RTE I6 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2001.

What condition is Cox Avenue over 684I684I87011083 RTE I6 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 July 2024.

How much traffic does Cox Avenue over 684I684I87011083 RTE I6 carry?

About 2,249 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Cox Avenue over 684I684I87011083 RTE I6?

The structure is 200 ft (61 m) long with a longest span of 98 ft (29.8 m) and a deck 33 ft wide.

Who owns Cox Avenue over 684I684I87011083 RTE I6?

It is owned by the State Highway Agency.