Washington County Bridge Report Cards
Compare county Bridge Condition Exposure Scores in Washington by condition, traffic exposure, scour-critical bridges, average age, and data completeness. View the scoring methodology.
| County | Grade | Score | Poor | Poor Traffic | Scour-Critical | Avg Age |
|---|---|---|---|---|---|---|
| Douglas County | F | 41 | 12.5% | 16,347/day | 5 | 61 yrs |
| Ferry County | F | 43 | 10.9% | 3,664/day | 6 | 51 yrs |
| Adams County | F | 44 | 12.3% | 84,846/day | 3 | 65 yrs |
| Columbia County | F | 46 | 10.5% | 5,661/day | 9 | 47 yrs |
| Chelan County | F | 48 | 8.1% | 88,174/day | 16 | 51 yrs |
| Grays Harbor County | F | 50 | 8.4% | 150,759/day | 47 | 47 yrs |
| Pacific County | F | 51 | 7.5% | 43,298/day | 11 | 51 yrs |
| Stevens County | F | 51 | 12.0% | 3,219/day | 15 | 52 yrs |
| Okanogan County | F | 52 | 7.5% | 32,427/day | 13 | 54 yrs |
| Kittitas County | F | 53 | 11.2% | 312,038/day | 14 | 52 yrs |
| Pend Oreille County | F | 54 | 15.5% | 4,624/day | 1 | 44 yrs |
| Klickitat County | F | 59 | 6.6% | 17,218/day | 7 | 50 yrs |
| Jefferson County | D | 63 | 5.2% | 21,822/day | 9 | 44 yrs |
| Lewis County | D | 63 | 4.0% | 83,350/day | 56 | 56 yrs |
| Skamania County | D | 64 | 9.2% | 10,658/day | 4 | 52 yrs |
| Whitman County | D | 65 | 3.7% | 34,574/day | 32 | 52 yrs |
| Clallam County | D | 68 | 5.2% | 10,866/day | 15 | 45 yrs |
| Garfield County | C | 70 | 7.4% | 2,362/day | 0 | 56 yrs |
| Walla Walla County | C | 70 | 9.2% | 22,202/day | 7 | 46 yrs |
| Yakima County | C | 72 | 5.6% | 159,103/day | 25 | 52 yrs |
| Wahkiakum County | C | 72 | 2.7% | 1,152/day | 3 | 55 yrs |
| Mason County | C | 72 | 2.9% | 18,526/day | 12 | 49 yrs |
| Lincoln County | C | 73 | 6.1% | 11,780/day | 2 | 61 yrs |
| Clark County | C | 73 | 4.6% | 112,935/day | 17 | 47 yrs |
| Whatcom County | C | 74 | 5.6% | 70,971/day | 15 | 55 yrs |
| Spokane County | C | 77 | 6.8% | 150,731/day | 8 | 47 yrs |
| Cowlitz County | C | 77 | 3.7% | 50,789/day | 9 | 51 yrs |
| Snohomish County | C | 77 | 4.0% | 176,353/day | 33 | 45 yrs |
| Asotin County | C | 79 | 0.0% | 0/day | 3 | 51 yrs |
| San Juan County | B | 80 | 0.0% | 0/day | 4 | 46 yrs |
| Benton County | B | 81 | 6.6% | 80,674/day | 1 | 48 yrs |
| Pierce County | B | 82 | 4.6% | 206,993/day | 14 | 51 yrs |
| King County | B | 83 | 4.0% | 920,598/day | 43 | 48 yrs |
| Franklin County | B | 83 | 3.0% | 1,663/day | 5 | 55 yrs |
| Skagit County | B | 84 | 2.3% | 25,858/day | 10 | 53 yrs |
| Kitsap County | B | 84 | 0.8% | 18,159/day | 8 | 35 yrs |
| Thurston County | B | 84 | 1.0% | 20,643/day | 13 | 47 yrs |
| Grant County | B | 87 | 3.0% | 21,477/day | 3 | 53 yrs |