1990-1995 - Origins of Concept of Ultimate Capacity. Concept dates to 1990 amendments to Title 26B, 1992 Countywide Planning Policies, 1995 GPP and Transportation Element, and 1995 amendments to Title 26B.
1996 - The 1996 GMHB “Sky Valley” decision stated that “a development is subject to concurrency requirements even in the case where the service or facility affected by the development is found to be at its ultimate capacity.” The County rewrote TR 5.A.1 as a result of Sky Valley.
1997 - Sno-Wood Road Designation. Sno-Wood Road was designated as Ultimate Capacity by Council in June 1997.
2005 - Ordinance 05-092 County Council adopted revisions to Chapter 30.66B SCC establishing LOS standards for arterials designated as ultimate capacity. This ordinance also established a process and criteria for ultimate capacity designations.
2006 - Public Works adopted Rule 4224.100 providing details and specificity related to the process and criteria for ultimate capacity designations.
2007 - 164th Street Southeast/South west Designation.164th Street Southeast/Southwest (Arterial Units #218 and #219) was designated as Ultimate Capacity by County in December 2007.
2009 - Amended Ordinance 09-004.The County Council adopted revisions to SCC 30.66B.101 (effective March 27, 2009) amending the LOS standards for both arterial units not designated as ultimate capacity and arterial units designated as ultimate capacity