34th Avenue over Main Relief Canal
Indian River County, Florida · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 34th Avenue over Main Relief Canal in Indian River County, Florida, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2017, making it 8 years old at the 2025 inventory.
- It carries about 4,000 vehicles a day (traffic count year 2023).
- Its listed owner is a city or municipal highway agency.
- It is one of 92 of the 121 inventoried bridges in Indian River County rated good (76.0%); 2 (1.7%) 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 May 2023, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (27.6427, -80.42039)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 104 ft |
| Location | 0.3 Miles North of SR 60 |
| NBI structure number | 885813 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| 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 Florida department of transportation.
Busiest bridges in Indian River County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 9 (I-95) over 4th St. and Canal D | 2014 | 56,000 | Good |
| SR 9 (I-95) over 90th Ave. | 2014 | 56,000 | Good |
| SR 9 (I-95) over SR 60 | 2014 | 56,000 | Good |
| SR 9 (I-95) over CR 512 (Fellsmere Rd.) | 2016 | 54,314 | Good |
| I-95 over Relief Canal | 1968 | 50,500 | Good |
| SR-60 over Lateral Canal A | 1995 | 28,500 | Fair |
All bridges nearby: Indian River County, FL bridge conditions · every bridge in Indian River County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.