SH 44 over Dry Creek
Ada County, Idaho · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 44 over Dry Creek in Ada County, Idaho, 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 1996, making it 29 years old at the 2025 inventory.
- It carries about 13,500 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 134 of the 302 inventoried bridges in Ada County rated good (44.4%); 3 (1.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated fair in the 2024 inventory and is now good (deck 6 to 7, superstructure 6 to 7).
- Its most recent inspection on record is dated January 2025, 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 → (43.69194, -116.36939)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 7 | Good condition |
| Superstructure | 6 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete slab |
| Length | about 80 ft |
| Location | Eagle Bypass |
| NBI structure number | 000000000014297 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 48 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 Idaho department of transportation.
Busiest bridges in Ada County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 84 Ebl & Wbl over Ridenbaugh Canal | 1966 | 144,500 | Fair |
| I 84 over Ten Mile Creek | 1965 | 131,000 | Fair |
| I 184B Ebl & Wbl over S7403;UPRR;FRANKLIN Ic | 2001 | 76,500 | Good |
| I 184B Ebl & Wbl over S7073;CANAL;COLE Rd | 2001 | 76,500 | Fair |
| I 184 Ebl over I 84 Wbl | 2001 | 68,500 | Good |
| SH 55;EAGLE Road over I 84 Eb-wb;eagle Rd Ic | 1990 | 58,000 | Fair |
All bridges nearby: Ada County, ID bridge conditions · every bridge in Ada County · Idaho bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.