Miller Bay Road over Grovers Creek
Kitsap County, Washington · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Miller Bay Road over Grovers Creek in Kitsap County, Washington, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 2007, making it 18 years old at the 2025 inventory.
- It carries about 10,849 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 87 of the 120 inventoried bridges in Kitsap County rated good (72.5%); 1 (0.8%) are rated poor.
- 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 → (47.77417, -122.55695)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 50 ft |
| Location | 0.02 S Jct Indianola Rd |
| NBI structure number | 087553000000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.
Busiest bridges in Kitsap County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 303 over Callahan Drive | 1958 | 40,390 | Good |
| SR 303 (waaga Way) over SR 3 | 1981 | 35,743 | Good |
| SR 303 over Silverdale Way NW | 1982 | 35,743 | Good |
| SR 16 Northbound over SR 166 | 1956 | 30,756 | Fair |
| SR 3 over Chico Creek | 2024 | 30,680 | Good |
| SR 3 over Erland Point Rd | 1966 | 29,466 | Good |
All bridges nearby: Kitsap County, WA bridge conditions · every bridge in Kitsap County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.