CCP 03-30-1998 - Laserfiche WebLink

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l~~1 . Special Use Permit Issues As indicated in Section I, the SUP stipulates that traffic generated by the college shall not . exceed volumes anticipated for low to medium density residential development. It is understood that criteria for the SUP was obtained from a 1978 planning memorandum prepared by Wehrman, Chapman Associates, Inc. [2J. The memorandum determined a range of approximately 3,200 to 3,300 vehicle trips per day based the number of dwelling units (D.U,) on campus as summarized in Table 3 below. Table 3 . SUP Trip Generation By Residential Classification Residential Dwelling Units People Vehicle Trips Per Day Classification PerD.V. Total Low Density (R-2) 475 1,470 7 3,325 Medium Density 540 1,400 6 3,240 It is not known where the criteria of six to seven vehicle trips per dwelling unit was obtained from in the Wehrman, Chapman Associates, Inc., planning memo and it is assumed that the term "trip" is meant to be a one-way vehicle trip, The City of Arden Hills' Comprehensive Development Plan [3] (currently being revised) contains criteria for dwelling units per acre for various residential classifications, but contains no criteria related to vehicle trip relationships. . - . An alternative source for traffic generation information in the metro area was developed in coordination with the 1990 census. The Metropolitan Council, Minnesota Department of Transportation, Regional Transit Board, and the Transportation Advisory Board lead an effort to develop a comprehensive travel survey of the Minneapolis-St. Paul metro area. The study, known as the "1990 Travel Behavior Inventory" (TBI) was completed in 1994. Key points from the TBI, as indicated in its summary report [4] include: . From 1970 to 1990 population grew 20 percent, to-work trips grew 50 percent, other trips grew 75 percent. . In 1970 33 percent of households owned two or more cars, in 1990 65 percent. . In 1970 there were an average of 1.25 autos per household, in 1990 1.7 autos per household. . On a typical weekday 8,860,600 resident person trips are made, 72.4 percent by auto drivers, 21.0 percent by auto passengers, 2.5 percent by public transit, and 4.1 percent by other. . On a typical weekday, 83.5 percent of all residents make one or more trips and during the course of that day, an average of 3.87 trips per resident are made, and 93 percent of these trips are by automobile. . An average household has: 2.56 members, owns 1.74 autos, and produces 10.1 person-trips per day. . mjw:mjw/raf:t3444rpt.OO1 '-5 STANLEY CONSULTANTS