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0 RFcFi NOV v�D MINNESOTA DEPARTMENT OF LABOR AND INDUSTRY O ?0�9 Division of Construction Codes and Licensing REPORT ON PLANS Op r), 'rrO/Vo Plans and specifications on sewer and/or water service connection: Orono Montessori School,New Water Service, 850 Wayzata Boulevard, Orono,Hennepin County, Minnesota, Plan No. 100737 OWNERSHIP: Mr. Michael Kuruvilla, 850 Wayzata Boulevard, Orono,Minnesota 55391-9518 SUBMITTER(S): CDR Excavating Inc., 10559 County Road 16,Delano,Minnesota 55328 Plans Dated: Date Received: October 30,2009 Date Reviewed: November 6, 2009 SCOPE: The plans and specifications describe the water service and building sewer connections for the referenced facility. The review is limited to the design of this particular project only, and does not cover the plumbing within the building. The review is based upon the supposition that the data on which the design is based are correct, and that necessary legal authority has been obtained to construct the project. The responsibility for the design of structural features and the efficiency of equipment must be taken by the project designer. Approval is contingent upon satisfactory disposition of any requirements included in this report. Special care should be taken to insure that the material and installation are in accordance with the provisions of the Minnesota Plumbing Code and applicable licensing requirements. A set of the identified plans and specifications is being returned to CDR Excavating Inc. INSPECTIONS: All plumbing installations, including water service and building sewers,must be tested and inspected in accordance with the requirements of the Minnesota Plumbing Code. It is the responsibility of the contractor/installer to notify the Minnesota Department of Labor and Industry when an installation for a state contract job, licensed facility, or project in an area where there is no local administrative authority is ready for an inspection and test. To schedule inspections, contact the state plumbing standards representative for your region, or call Jim Peterson at 651/284-5889. REQUIREMENT(S): 1. The use of a 4-inch high density polyethylene(HDPE)pipe complying with AWWA C906 has been proposed for the water service installation. The pipe is to be installed by directional boring. Note that AWWA Standard C906 polyethylene pipe is not an approved material listed in the Minnesota Plumbing Code,nor is directional boring an approved installation method listed in the Minnesota Plumbing Code. However,this pipe material and method may be used if approved by the city of Orono building official,Mr. Lyle Edward Oman, as an alternate material or method under Minnesota Rules,part 4715.0330. If this material and method are not approved by Mr. Oman,verify that the material used for the water service installation complies with Minnesota Rules,part 4715.0510. 2. The water service installation must be disinfected in accordance with Minnesota Rules,part 4715.2250. 3. The water service installation must be tested in accordance with Minnesota Rules,part 4715.2820. NOTE(S): 1. The scope of this project consists of the installation of a new municipal water service line to an existing building.