Mission Hill Road over Canal E-4
Palm Beach County, Florida · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mission Hill Road over Canal E-4 in Palm Beach County, Florida, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1958, making it 67 years old at the 2025 inventory.
- It carries about 936 vehicles a day (traffic count year 2023).
- Its listed owner is a city or municipal highway agency.
- It is one of 467 of the 607 inventoried bridges in Palm Beach County rated good (76.9%); 2 (0.3%) 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 August 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 → (26.49556, -80.07801)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete stringer or multi-beam girder |
| Length | about 61 ft |
| Location | 100FT E of South Lake Dr |
| NBI structure number | 935305 |
| Condition class | Good |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | August 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 Palm Beach County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 95 SR 9 over 12th Avenue South | 1975 | 252,000 | Good |
| I 95 SR 9 over 6th Avenue South | 2007 | 247,000 | Good |
| I 95 SR 9 over 17th Avenue North | 1975 | 233,000 | Fair |
| I-95 (SR-9) over Drainage Canal | 1974 | 232,000 | Good |
| I 95 SR 9 over El Rio Canal | 1974 | 231,000 | Good |
| I 95 SR 9 over SR 882 Forest Hill Blvd | 1975 | 224,000 | Good |
All bridges nearby: Palm Beach County, FL bridge conditions · every bridge in Palm Beach County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.