US Bridges

RTE I684 over Beaver Dam Road Broad B

Fair

Westchester County, New York · 3.6 MI N JCT I684 & SH172 · Structure no. 000000001053121

Built
1968
57 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
422 ft
4 main spans
Daily traffic
28,096
2000 count
Owner
State
State Highway Agency

About this bridge

RTE I684 over Beaver Dam Road Broad B is a steel stringer/multi-beam or girder carrying RTE I684 over Beaver Dam Road Broad B in Westchester County, New York. It was built in 1968, so it is 57 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 6 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 28,096 vehicles a day, roughly 15% of them trucks. The structure is 422 ft (128.6 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I684
CrossesBeaver Dam Road Broad B
Location3.6 MI N JCT I684 & SH172
RouteInterstate 684
CountyWestchester County
StateNew York
Coordinates41.24508, -73.6735
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length422 ft (128.6 m)
Longest span112 ft (34.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,096 (2000)
Projected traffic—
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$14.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I684 over Beaver Dam Road Broad B built?

It was built in 1968, making it 57 years old in 2025.

What condition is RTE I684 over Beaver Dam Road Broad B 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 June 2023.

How much traffic does RTE I684 over Beaver Dam Road Broad B carry?

About 28,096 vehicles per day (2000 count), of which roughly 15% are trucks.

How long is RTE I684 over Beaver Dam Road Broad B?

The structure is 422 ft (128.6 m) long with a longest span of 112 ft (34.1 m) and a deck 47 ft wide.

Who owns RTE I684 over Beaver Dam Road Broad B?

It is owned by the State Highway Agency.