Highway Count Calibration - RSGInc/SeaCast GitHub Wiki

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	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%