CCP 05-15-2006 - Laserfiche WebLink

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~ ~ EN HILLS . MEMORANDUM DATE: May 9, 2006 Agenda Item 3.B TO: Honorable Mayor and City Council members Michelle Wolfe, City Administrator FROM: Dave Scherbel, Building Official SUBJECT: City hall update cc: Karen Barton; Community Development Director Jerry Filla; City Attorney Backl!round . On the 30th of January, City Council approved $40,000 for special water testing and investigation (Phase 2) into the ongoing water intrusion problems that City Hall has been experiencing since before the City took occupancy of the building in 2001. The most recent visible water intrusion occurred the last weekend of April 2006, Phase 2 testing revealed improper materials and poor workmanship in each of the five areas that were opened for observation. Because of the numerous deficiencies and defects that were discovered in the materials and installation, we incurred an additional $5,293,66 in testing and assessment costs, beyond the $40,000,00 that was approved, After a meeting with Brian Pashina from Wiss, Janney, Elstner Assoc, (WJE), the investigating engineer, and our City attorney Jerry Filla, along with our Construction Attorney Jeff Coleman, it was determined that the next course of action would be to conduct further testing of the chimney chase construction in an attempt to pinpoint the exact cause, or causes of the continuing water intrusion, It was also determined that additional observation holes should be cut in the stone wall to verify that the construction defects already discovered are typical throughout the building, Staff Recommendation Staff is recommending Council approve $25,294,00 for additional testing to determine the actual . cause of leak in the chimney chase area and to verify construction defects are typical throughout the building, and to pay for additional costs incurred in the Phase 2 testing,