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MECHANICAL CONTRACTING 1600 IST Avenue NE PO Box 277 Phone (507) 437 -8201 Fax (507) 437 -$378 Austin{ MN 55972 www.hartymechanical.com Risk #11 Ice arena staff and patrons getting- harmed by inadvertently wandering into areas of the construction project. Plan to Minimize This would be a risk that is not controlled. Harty Mechanical and the City of Roseville shall review entrances needed to he blocked or locked. This will not impact construction costs or the construction schedule. Risk #12 Proposed GHX well field schedule not feasible. Plan to Minimize Drill well field in two different phases. City of Roseville is willing to accommodate drilling in two phases, with the new accommodations this will not impact con struction- pn ee or the construction schedule. Risk #13 The sand will be frozen for a period of time after system shutdown; this will impact the demolition time of rink floor. Plan to Minimize Run existing under ice heat one month before shutdown to remove all frozen material under existing insulation. If this does not work the following shall take place. 1) Rent frost removal equipment to remove frost. The cost of this equipment would be $3,000 per day. This would delay the project two days for every inch that would need to be thawed. This cost would be the responsibility of the City of Roseville. Risk #14 The condition of existing fill us unknown, may be contaminated. Plan to Minimize This is a risk that is not controlled. The following will take place to minimize risk: 1 ) The City of Roseville shall test fill as soon as ice is out. 2) Identify quantity of fill that is contaminated 3) If test results show contaminated fill is contained in excavated material, the cast will be determined based on percentage of contamination.. There will be no impact on th e construction schedule. Costs will be the responsibility of the City of Roseville, 4) If test results show that contaminated fill is below the excavated rn ateri al, the cast and project delays will be detennined based on contamination levels. Costs will be the responsibility of the City of Roseville. Risk #15 Schedule length has 2 days for weather delays for sand removal and reinstallation. Plan to Minimize This is a risk that is not controlled. Update schedule weekly to keep current on weather delays. The current sand installation schedule is very compact. weather delays in excess of the two days included in the schedule may affect construction. costs and project schedule. The associated costs and project delays will be d ettm- i ned based on weather conditions. Costs will be the responsibility of the City of Roseville. Risk #16 Banquet room completion time of 10 calendar days is not sufficient for work proposed. Plan to Minimize City of Roseville will allow Marty Mechanical to install piping during the specified time and install units at a later date. with the new accommodations this will not impact construction costs or construction schedule. Deed to schedule four months in advance.