US Bridges

RTE 340 over Sparkill Creek

Good

Rockland County, New York · 1.5 MI S JCT SH303 &SH340 · Structure no. 000000001091550

Built
2003
22 years old
Condition
Good
inspected May 2023
Type
Frame
Concrete
Length
34 ft
1 main span
Daily traffic
4,114
2016 count
Owner
State
State Highway Agency

About this bridge

RTE 340 over Sparkill Creek is a concrete frame carrying RTE 340 over Sparkill Creek in Rockland County, New York. It was built in 2003, so it is 22 years old, younger 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 4,114 vehicles a day, roughly 5% of them trucks, projected to reach 4,997 by 2041. The structure is 34 ft (10.4 m) long and 52 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 340
CrossesSparkill Creek
Location1.5 MI S JCT SH303 &SH340
RouteState Highway 340
Coordinates41.02913, -73.92553
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating40 US tons
Inventory rating30.8 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length34 ft (10.4 m)
Longest span30 ft (9.1 m)
Deck width52 ft (16 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,114 (2016)
Projected traffic4,997 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$1.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 340 over Sparkill Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is RTE 340 over 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 May 2023.

How much traffic does RTE 340 over Sparkill Creek carry?

About 4,114 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is RTE 340 over Sparkill Creek?

The structure is 34 ft (10.4 m) long with a longest span of 30 ft (9.1 m) and a deck 52 ft wide.

Who owns RTE 340 over Sparkill Creek?

It is owned by the State Highway Agency.