Fourth Street over Avon Service Road Mnrr
Rockland County, New York · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Fourth Street over Avon Service Road Mnrr in Rockland County, New York, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1965, making it 60 years old at the 2025 inventory.
- It carries about 1,846 vehicles a day (traffic count year 2019).
- It is one of 152 of the 248 inventoried bridges in Rockland County rated fair (61.3%); 30 (12.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated July 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (41.12553, -74.16272)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 257 ft |
| Location | 2.5 Mi SE of Sloatsburg |
| NBI structure number | 000000003346150 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Rockland County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte 87 over Hudson River | 2018 | 143,122 | Good |
| Rte I87 over Pascack Road Pascack Br | 1954 | 121,756 | Fair |
| Rte I87 over N Middletown Rd | 1953 | 118,540 | Fair |
| Rte I87 over Hackensack River | 1954 | 116,471 | Fair |
| Rte I87 over County Road 23 | 1954 | 116,471 | Fair |
| Rte I87 over Rte 59 Nj Transit RR | 1954 | 110,239 | Poor |
All bridges nearby: Rockland County, NY bridge conditions · every bridge in Rockland County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.