Highway Calibration 2.1
| Facility Type | Model | Observed | Difference | % Difference |
|---|---|---|---|---|
| Freeway | 40,616,311 | 38,307,300 | 2,309,011 | -5% |
| Urban Arterial | 10,901,964 | 10,624,440 | 277,524 | 3% |
| Expressway | 2,577,325 | 2,125,800 | 451,525 | 8% |
| Rural Arterial | 2,476,231 | 2,283,060 | 193,171 | 12% |
| Other | 1,378,543 | 1,229,200 | 149,343 | 6% |
| Urban Arterial | 277,904 | 293,300 | -15396 | 21% |
| Centroid | 18,477 | 18,200 | 277 | 2% |
| Total | 58,246,754 | 54,881,300 | 3,365,454 | 6% |
| Primary Screenline | Modeled Volume | Observed Volume | Difference | % Difference |
|---|---|---|---|---|
| Agate Pass | 25,400 | 21,000 | 4,400 | 21% |
| Auburn | 526,100 | 540,900 | -14,700 | -3% |
| Bellevue/Redmond | 354,100 | 362,200 | -8,100 | -2% |
| Bothell | 293,800 | 268,600 | 25,200 | 9% |
| Cross-Sound | 19,000 | 17,400 | 1,600 | 9% |
| Gig Harbor | 87,300 | 61,500 | 25,800 | 42% |
| Kent | 478,500 | 557,800 | -79,300 | -14% |
| Kirkland/Redmond | 373,000 | 375,700 | -2,700 | -1% |
| Kitsap - North | 80,000 | 100,900 | -20,900 | -21% |
| Lynnwood/Bothell | 284,000 | 255,500 | 28,500 | 11% |
| Maple Valley | 69,400 | 76,000 | -6,600 | -9% |
| Mill Creek | 378,300 | 365,300 | 13,000 | 4% |
| Parkland | 256,700 | 275,700 | -19,100 | -7% |
| Preston, Issaquah | 81,100 | 91,500 | -10,300 | -11% |
| Puyallup | 120,100 | 119,400 | 700 | 1% |
| Renton | 66,200 | 85,300 | -19,100 | -22% |
| SeaTac | 81,100 | 72,300 | 8,700 | 12% |
| Seattle - North | 358,100 | 338,800 | 19,300 | 6% |
| Seattle - South of CBD | 476,500 | 469,400 | 7,100 | 2% |
| Ship Canal | 503,900 | 507,500 | -3,500 | -1% |
| Tacoma - East of CBD | 319,200 | 283,200 | 36,000 | 13% |
| Tacoma Narrows | 76,800 | 80,000 | -3,200 | -4% |
| TransLake | 253,300 | 234,200 | 19,200 | 8% |
| Tukwila | 214,400 | 245,400 | -31,000 | -13% |
| Woodinville | 128,200 | 87,900 | 40,300 | 46% |
| Total | 5,904,500 | 5,893,400 | 11,100 | 0.2% |
