SR 14 over SR 500 / Union St
Clark County, Washington · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 14 over SR 500 / Union St in Clark County, Washington, 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 2012, making it 13 years old at the 2025 inventory.
- It carries about 11,217 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 118 of the 219 inventoried bridges in Clark County rated good (53.9%); 10 (4.6%) 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 February 2023, on a 48-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 → (45.58016, -122.38586)
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 | Prestressed concrete stringer or multi-beam girder |
| Length | about 98 ft |
| Location | 8.6 E Jct I-205 |
| NBI structure number | 0018105B0000000 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2023 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.
Busiest bridges in Clark County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-205 over SR 14 Bnrr | 1982 | 160,000 | Fair |
| SR 500 over NE Gher Rd & NE 112 Ave | 2004 | 65,414 | Fair |
| I-5 over Columbia River | 1916 | 65,013 | Fair |
| I-5 over Columbia River | 1958 | 65,013 | Fair |
| I-205 over Burton Rd | 1974 | 59,900 | Fair |
| I-205 over Burton Rd | 1974 | 59,900 | Fair |
All bridges nearby: Clark County, WA bridge conditions · every bridge in Clark County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.