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• MINNESOTA DEPARTMENT OF LABOR AND INDUSTRY' Division of Construction Codes and Licensing REPORT ON PLANS Plans and specifications on plumbing: Amberwoods Office Center, 2060 West Wayzata Boulevard, Orono, Hennepin County,Minnesota,Plan No. 086456 OWNERSHIP: Interspace Companies, Inc.,P.O. Box 184, Wayzata, Minnesota 55391 SUBMITTER(S): Palo Companies, Inc., 14208 US Highway 12 Southwest, Cokato, Minnesota 55321 Plans Dated: Date Received: January 25, 2008,December 31, 2007 Date Reviewed: January 29, 2008 SCOPE: This review is limited to the design of this particular project only insofar as the provisions of the Minnesota Plumbing Code, as amended, apply, and does not cover the water supply or sewerage system to which this plumbing system is connected. 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 of the plumbing system are in accordance with the provisions of the Minnesota Plumbing Code. A copy of the approved plans and specifications should be retained at the project location for future reference. A set of the identified plans and specifications is being returned to Palo Companies, Inc. INSPECTIONS: All plumbing installations must be tested and inspected in accordance with the requirements of the Minnesota Plumbing Code. As specified in Minnesota Rules,part 4715.2830,no plumbing work may be covered prior to completing the required tests and inspections. Provisions must be made for applying an air test at the time of the roughing-in inspection as outlined in Minnesota Rules,part 4715.2820, subpart 2, of the code. A manometer test,as specified in Minnesota Rules,part 4715.2820, subpart 3, is required at the time of the finished plumbing inspection. 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. A full-size vent stack(3-inch minimum)must be provided for every building(see Minnesota Rules, part 4715.2520, subpart 1). This stack must be continuous in size from its base to its terminal and should be the most remote stack from the location where the building drain leaves the building. 2. Installation of fixtures in regards to separation from the walls and fixtures shall be in accordance with Minnesota Rules,part 4715.1220. No water closets may be set closer than 15 inches from the center to any side wall Please assure the water closets are installed accordingly. 3. The cold water line shall be at least 1-inch in size between the restroom 104 up to the wall hydrant. 4. A water distribution branch serving two tank-type water closets must be at least 3/4-inch in size(see Minnesota Rules,part 4715.3800). 5. All external sillcocks and wall hydrants must be provided with separate shut-off valves inside the building (see Minnesota Rules,part 4715.1800, subpart 7).