Bridge conditions in Juneau City and Borough, Alaska
47 inventoried bridges · 1 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
1 of the 47 bridges the federal inventory lists in Juneau City and Borough are rated poor; the rest split 17 good and 29 fair.
- 1 of the 47 bridges in Juneau City and Borough, Alaska, are rated in poor condition (2.1%) in the 2025 National Bridge Inventory, as of .
- 17 bridges (36.2%) are rated good and 29 (61.7%) fair.
- The median Juneau City and Borough bridge was built in 1982.
- The busiest poor-rated bridge is Amalga Street over Jordan Creek (amalga St) (built 1982), carrying about 200 vehicles a day.
Good 36.2% · Fair 61.7% · Poor 2.1% of 47 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Amalga Street over Jordan Creek (amalga St) | 1982 | 200 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Egan Drive over Jordan Creek (egan Dr) | 1971 | 21,700 | Fair |
| Egan Drive over Vanderbilt Creek | 1973 | 17,000 | Good |
| Egan Drive over Salmon Creek Powerhouse | 1973 | 16,900 | Fair |
| Glacier Highway over Mendenhall River | 2015 | 15,923 | Good |
| Egan Drive over Salmon Creek | 1973 | 13,800 | Fair |
| Jnu Douglas Br Rd over Gastineau Channel | 1981 | 12,800 | Fair |
| Old Glacier Hwy over Jordan Creek Culverts | 1983 | 10,704 | Fair |
| Egan Drive over Gold Creek | 1972 | 10,200 | Fair |
| Egan Drive over Sunny Point Dr Uc NB | 2008 | 10,100 | Good |
| Egan Drive over Sunny Point Dr Uc SB | 2008 | 10,100 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Alaska: Alaska bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.