Highway Count Calibration - RSGInc/SeaCast GitHub Wiki
2014 Model Volumes vs Counts
Facility Type |
Model Volume |
Observed Count |
Difference |
% Difference |
Freeway |
41,176,518 |
38,307,300 |
2,869,218 |
7% |
Expressway |
2,573,645 |
2,125,800 |
447,845 |
21% |
Rural Arterial |
2,510,986 |
2,283,060 |
227,926 |
10% |
Urban Arterial |
285,607 |
293,300 |
(7,693) |
-3% |
Centroid |
18,481 |
18,200 |
281 |
2% |
Other |
1,374,475 |
1,229,200 |
145,275 |
12% |
Total |
58,772,386 |
54,881,300 |
3,891,086 |
7% |
Screenline Volumes
Screenline |
Modeled Volume |
Observed Volume |
Difference |
% Difference |
Kent |
481,000 |
557,800 |
-76,900 |
-14% |
Auburn |
546,400 |
540,900 |
5,500 |
1% |
Ship Canal |
513,800 |
507,500 |
6,400 |
1% |
Seattle - South of CBD |
479,700 |
469,400 |
10,300 |
2% |
Kirkland/Redmond |
377,800 |
375,700 |
2,100 |
1% |
Mill Creek |
377,500 |
365,300 |
12,100 |
3% |
Bellevue/Redmond |
355,300 |
362,200 |
-6,800 |
-2% |
Seattle - North |
356,100 |
338,800 |
17,200 |
5% |
Tacoma - East of CBD |
323,100 |
283,200 |
40,000 |
14% |
Parkland |
253,000 |
275,700 |
-22,800 |
-8% |
Bothell |
311,300 |
268,600 |
42,600 |
16% |
Lynnwood/Bothell |
282,000 |
255,500 |
26,500 |
10% |
Tukwila |
210,800 |
245,400 |
-34,700 |
-14% |
TransLake |
249,500 |
234,200 |
15,400 |
7% |
Puyallup |
115,300 |
119,400 |
-4,100 |
-3% |
Kitsap - North |
78,800 |
100,900 |
-22,100 |
-22% |
Preston, Issaquah |
80,700 |
91,500 |
-10,700 |
-12% |
Woodinville |
147,800 |
87,900 |
59,800 |
68% |
Renton |
65,000 |
85,300 |
-20,300 |
-24% |
Tacoma Narrows |
82,400 |
80,000 |
2,400 |
3% |
Maple Valley |
72,300 |
76,000 |
-3,700 |
-5% |
SeaTac |
81,200 |
72,300 |
8,900 |
12% |
Gig Harbor |
90,900 |
61,500 |
29,400 |
48% |
Agate Pass |
23,400 |
21,000 |
2,400 |
11% |
Cross-Sound |
19,800 |
17,400 |
2,400 |
14% |
Total |
5,974,900 |
5,893,400 |
81,300 |
1% |
images/Freeway Counts Time of Day.jpg
images/HeavyTrucks2014.png