Riverdale Ave. over Pine Brook
Monmouth County, New Jersey · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Riverdale Ave. over Pine Brook in Monmouth County, New Jersey, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1931 and reconstructed in 1940, making it 94 years old at the 2025 inventory.
- It carries about 97 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 43 of the 508 inventoried bridges in Monmouth County rated poor (8.5%); 43 (8.5%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated May 2023, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (40.32176, -74.09341)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 3 | 3 | Serious condition |
| Superstructure | 4 | 4 | Poor condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 41 ft |
| Location | 0.6 Mi. West Hance Av. |
| NBI structure number | 1300S15 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | May 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New Jersey department of transportation.
Busiest bridges in Monmouth County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Parkway S over Asbury Avenue (CR 16) | 1983 | 86,930 | Fair |
| NBI & NBO & Ramps over Luppatcong Creek | 1971 | 86,611 | Good |
| Gsp NB over Shark River | 1954 | 77,959 | Good |
| Gsp SB over Shark River | 1954 | 77,933 | Fair |
| Parkway N over W. Hurley Pond Road | 1953 | 77,755 | Fair |
| Gsp NB over Belmar Blvd (CR 18) | 1953 | 77,755 | Good |
All bridges nearby: Monmouth County, NJ bridge conditions · every bridge in Monmouth County · New Jersey bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.