US Bridges

RTE 100C over 987F 987F87012066 RTE 9

Fair

Westchester County, New York · 1.5 MI N Int 287I & Sbsp · Structure no. 000000001070450

Built
1981
44 years old, rebuilt 2013
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
247 ft
2 main spans
Daily traffic
22,042
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 100C over 987F 987F87012066 RTE 9 is a steel stringer/multi-beam or girder carrying RTE 100C over 987F 987F87012066 RTE 9 in Westchester County, New York. It was built in 1981 and reconstructed in 2013, so it is 44 years old, younger 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 22,042 vehicles a day, roughly 5% of them trucks, projected to reach 22,145 by 2041. The structure is 247 ft (75.3 m) long and 86 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRTE 100C
Crosses987F 987F87012066 RTE 9
Location1.5 MI N Int 287I & Sbsp
RouteState Highway 100C
CountyWestchester County
StateNew York
Coordinates41.07373, -73.80181
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length247 ft (75.3 m)
Longest span129 ft (39.3 m)
Deck width86 ft (26.2 m)
Roadway width81 ft (24.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,042 (2017)
Projected traffic22,145 by 2041
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$15.5 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 100C over 987F 987F87012066 RTE 9 built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 2013.

What condition is RTE 100C over 987F 987F87012066 RTE 9 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 2023.

How much traffic does RTE 100C over 987F 987F87012066 RTE 9 carry?

About 22,042 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is RTE 100C over 987F 987F87012066 RTE 9?

The structure is 247 ft (75.3 m) long with a longest span of 129 ft (39.3 m) and a deck 86 ft wide.

Who owns RTE 100C over 987F 987F87012066 RTE 9?

It is owned by the State Highway Agency.