US Bridges

Fourth Street over Avon Service Road Mnrr

Fair

Rockland County, New York · 2.5 MI SE of Sloatsburg · Structure no. 000000003346150

Built
1965
60 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
258 ft
4 main spans
Daily traffic
1,846
2019 count
Owner
Railroad
Railroad

About this bridge

Fourth Street over Avon Service Road Mnrr is a steel stringer/multi-beam or girder carrying Fourth Street over Avon Service Road Mnrr in Rockland County, New York. It was built in 1965, so it is 60 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 1,846 vehicles a day, roughly 4% of them trucks, projected to reach 2,284 by 2041. The structure is 258 ft (78.6 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFourth Street
CrossesAvon Service Road Mnrr
Location2.5 MI SE of Sloatsburg
CountyRockland County
StateNew York
Coordinates41.12553, -74.16272
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 inspectionJuly 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length258 ft (78.6 m)
Longest span85 ft (25.9 m)
Deck width36 ft (11.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,846 (2019)
Projected traffic2,284 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerRailroad
Maintained byRailroad
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$6.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Fourth Street over Avon Service Road Mnrr built?

It was built in 1965, making it 60 years old in 2025.

What condition is Fourth Street over Avon Service Road Mnrr 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 July 2023.

How much traffic does Fourth Street over Avon Service Road Mnrr carry?

About 1,846 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Fourth Street over Avon Service Road Mnrr?

The structure is 258 ft (78.6 m) long with a longest span of 85 ft (25.9 m) and a deck 36 ft wide.

Who owns Fourth Street over Avon Service Road Mnrr?

It is owned by the Railroad.