US Bridges

RTE I684 over Byram River Bridle Path

Fair

Westchester County, New York · 1.6 MI N JCT I684 & SH120 · Structure no. 000000001052991

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
30,092
1999 count
Owner
State
State Highway Agency

About this bridge

RTE I684 over Byram River Bridle Path is a prestressed concrete box beam or girders - multiple carrying RTE I684 over Byram River Bridle Path in Westchester County, New York. It was built in 1969, so it is 56 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 30,092 vehicles a day, roughly 15% of them trucks. The structure is 59 ft (18 m) long and 55 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I684
CrossesByram River Bridle Path
Location1.6 MI N JCT I684 & SH120
RouteInterstate 684
Coordinates41.10779, -73.71286
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length59 ft (18 m)
Longest span58 ft (17.6 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,092 (1999)
Projected traffic—
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$2.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I684 over Byram River Bridle Path built?

It was built in 1969, making it 56 years old in 2025.

What condition is RTE I684 over Byram River Bridle Path 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 April 2024.

How much traffic does RTE I684 over Byram River Bridle Path carry?

About 30,092 vehicles per day (1999 count), of which roughly 15% are trucks.

How long is RTE I684 over Byram River Bridle Path?

The structure is 59 ft (18 m) long with a longest span of 58 ft (17.6 m) and a deck 55 ft wide.

Who owns RTE I684 over Byram River Bridle Path?

It is owned by the State Highway Agency.