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23 <br /> Recent History <br /> • October 28,2019 <br /> — Received architectfengineers report frombuilding cavity analysis <br /> — Reporl identified series of irregular breaches in continuous <br /> sheathing throughout the building <br /> — Recommended additional project scope to appropriate <br /> sea 1waterproof the building <br /> ORAW,,E COUNTY <br /> 1 �H�AF, �• <br /> 2 <br /> 3 Travis Myren introduced Angie Easterday with Boomerang Design. <br /> 4 Commissioner Price asked if there rest of the building was reviewed for these types of <br /> 5 issues, when the County sealed the lower level. <br /> 6 Travis Myren said there was some visible water seepage, but the scope of the project <br /> 7 was confined to the exterior waterproofing of the lower section. <br /> 8 Angie Easterday, of Boomerang Design, said this report is based on what has been <br /> 9 seen, and this is a confusing and complicated issue. She said the remediation to the existing <br /> 10 building was put out to bid twice, but the scope has increased due to what happened in <br /> 11 October. <br /> 12 Angie Easterday said the existing building has two types of construction: the lower level <br /> 13 is a CMU block wall, and above grade is a masonry veneer wall. She said masonry veneer <br /> 14 walls will always take on water, but should drain through the building's flashing to take the water <br /> 15 out of the building. She said when the project started the cause for concern was in the original <br /> 16 building design. She said it is a sensitive facility, and no one wants to release toxic substances <br /> 17 into the air. She reviewed the following slides: <br /> 18 <br /> 13, <br /> ias{xm'+F!iFEA wAu. JJ <br /> - i n' E-• <br /> x <br /> E%ISTENG BUILDING DESIGN/COMPONENTS <br /> 19 <br /> 20 <br /> �k <br /> - <br /> 1- <br /> tic- <br /> I"noon - ... r•FLc <br /> 21 <br /> 22 <br />