US Bridges

RTE 987C over Upper Sparkill Creek

Good

Rockland County, New York · 1.2 MI N JCT Pip+rte 340 · Structure no. 000000001068591

Built
1954
71 years old, rebuilt 2001
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
32 ft
1 main span
Daily traffic
21,464
2011 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

RTE 987C over Upper Sparkill Creek is a concrete culvert carrying RTE 987C over Upper Sparkill Creek in Rockland County, New York. It was built in 1954 and reconstructed in 2001, so it is 71 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 21,464 vehicles a day, roughly 1% of them trucks, projected to reach 30,279 by 2041. The structure is 32 ft (9.8 m) long and 49 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 987C
CrossesUpper Sparkill Creek
Location1.2 MI N JCT Pip+rte 340
Coordinates41.03209, -73.94151
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width49 ft (14.8 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,464 (2011)
Projected traffic30,279 by 2041
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$772,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 987C over Upper Sparkill Creek built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2001.

What condition is RTE 987C over Upper Sparkill Creek 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 October 2024.

How much traffic does RTE 987C over Upper Sparkill Creek carry?

About 21,464 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is RTE 987C over Upper Sparkill Creek?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 49 ft wide.

Who owns RTE 987C over Upper Sparkill Creek?

It is owned by the State Park, Forest, or Reservation Agency and maintained by the State Highway Agency.