US Bridges

RTE 987G over RTE 100

Fair

Westchester County, New York · 0.25 MI N Tsp NB Exit 8 · Structure no. 000000001036122

Built
1968
57 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
235 ft
3 main spans
Daily traffic
31,647
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 987G over RTE 100 is a steel stringer/multi-beam or girder carrying RTE 987G over RTE 100 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 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 31,647 vehicles a day, roughly 1% of them trucks, projected to reach 44,643 by 2041. The structure is 235 ft (71.6 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRTE 987G
CrossesRTE 100
Location0.25 MI N Tsp NB Exit 8
CountyWestchester County
StateNew York
Coordinates41.18517, -73.8071
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length235 ft (71.6 m)
Longest span123 ft (37.5 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,647 (2021)
Projected traffic44,643 by 2041
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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$7.8 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 987G over RTE 100 built?

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

What condition is RTE 987G over RTE 100 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 September 2024.

How much traffic does RTE 987G over RTE 100 carry?

About 31,647 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is RTE 987G over RTE 100?

The structure is 235 ft (71.6 m) long with a longest span of 123 ft (37.5 m) and a deck 45 ft wide.

Who owns RTE 987G over RTE 100?

It is owned by the State Highway Agency.