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<br /> ARDEN HILLS REGULAR CITY COUNCIL MEETING MINUTES <br /> OCTOBER 25,2004 4 <br /> . the City of Shoreview, she would not reconsider this request. She requested staff contact the City <br /> of Shoreview regarding this, <br /> 5. PUBLIC HEARINGS <br /> None, <br /> 6. NEW BUSINESS <br /> A. GUIDANT CORPORATION - NITROGEN GENERATOR <br /> Mr. Hellegers explained the applicant had requested a Master Plan PUD (5th) Amendment to <br /> allow for installation of a nitrogen generator and a 50-foot tall storage tank for nitrogen gas, The <br /> nitrogen generator and storage tank would be located east of Building B at Guidant Corporation's <br /> campus, <br /> He stated at the Planning Commission had recommended approval of this request subject to the <br /> conditions as noted in staffs October 25, 2004 report. <br /> Councilmember Rem asked what kind of a distribution list was being used for the Planning <br /> . Commission hearing, She noted there were no residents in attendance at the Planning <br /> Commission meeting last week Mr. Hellegers replied they notified 800 residents and he only <br /> heard from one resident who had left a telephone message in opposition to the tanle <br /> Councilmember Holden asked what the other businesses did instead of having a 50-foot tower. <br /> Mr. Hellegers replied some businesses could lay them flat, or have two 25-foot towers, but in <br /> order to achieve the purity Guidant needed, a 50-foot tower was required, <br /> Councilmember Holden asked how high the surrounding buildings were. Mr. Hellegers <br /> replied the highest building was 42 feet in height. <br /> Councilmember Grant asked why the tower had to be 50-feet tall and six-feet around, Mr. <br /> Hellegers replied it was a part of the distillation process for the purity Guidant needed to <br /> achieve. <br /> Judd Brasch, RSP Architects, stated the height of the tank was directly related to the purity of <br /> the nitrogen. He noted the tank had a series of filters that were stacked within the tank and it was <br /> necessary to run the nitrogen through all of those filters to achieve purity. He indicated right now <br /> they were trucking in the nitrogen daily, <br /> Councilmember Grant inquired about the safety of this nitrogen. Mr. Brasch replied this <br /> e system took nitrogen from the atmosphere and it was not corrosive or flammable. He stated the <br /> only issue would be the pressure. He noted there was more safety issues related to the liquid <br /> nitrogen than the nitrogen gas, <br />