US Bridges

Jefferson Avenue over Muddy Creek

Fair

Rockland County, New York · 5.2 MI NW of Sparkill · Structure no. 000000003345980

Built
1930
95 years old
Condition
Fair
inspected February 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
30 ft
2 main spans
Daily traffic
4,723
2018 count
Owner
County
County Highway Agency

About this bridge

Jefferson Avenue over Muddy Creek is a aluminum, wrought iron, or cast iron culvert carrying Jefferson Avenue over Muddy Creek in Rockland County, New York. It was built in 1930, so it is 95 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 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 4,723 vehicles a day, roughly 2% of them trucks, projected to reach 6,612 by 2038. The structure is 30 ft (9.1 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesJefferson Avenue
CrossesMuddy Creek
Location5.2 MI NW of Sparkill
Coordinates41.05637, -74.02379
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating79.9 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span12 ft (3.6 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,723 (2018)
Projected traffic6,612 by 2038
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$505,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Jefferson Avenue over Muddy Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Jefferson Avenue over Muddy Creek 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 February 2023.

How much traffic does Jefferson Avenue over Muddy Creek carry?

About 4,723 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Jefferson Avenue over Muddy Creek?

The structure is 30 ft (9.1 m) long with a longest span of 12 ft (3.6 m) and a deck 34 ft wide.

Who owns Jefferson Avenue over Muddy Creek?

It is owned by the County Highway Agency.