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� x Caribou Coffee Store No. 01-0153 Plumbing Plan No. 050837 Page 2 October 7, 2004 4. A single 2-inch trap and waste may serve the three-compartment sink if the trap is located not more than 30 inches from each compartment outlet(see Minnesota Rules,part 4715.0900). Locating the trap beneath the center compartment will meet this requirement in most instances. 5. The vents for each fixture must be taken off above the centerline of the pipe and must rise within 45 degrees from the vertical,to a point at least 6 inches above the flood level rim of the fixture being served,before offsetting horizontally. If structural conditions preclude the installation of a conventional vent system, the fixtures must be island vented in accordance with Minnesota Rules,part 4715.2655. 6. The drain receiving the dipperwell wastewater must be individually vented in accordance with Minnesota Rules,part 4715.2620, subpart 4. 7. Water supply connections to fixtures or equipment which have submerged inlets,or inlets below the spill line of the fixture or equipment,must be provided with an air gap arrangement,approved bacl�low preventer or bacl�low preventer assembly as specified in Minnesota Rules,part 4715.2000 and part 4715.2010. This shall include the water supply lines to the coffee machi�es. 8. The submitted plans indicate that the new fixtures will be served by existing water distribution piping. Verify that the existing pipes are sized to accommodate the added fixtures(see Minnesota Rules, part 4715.3800). 9. Information on the pipe materials to be used for the plumbing system was not included with the subnutted plans. Verify that the pipe materials to be used for the plumbing system will comply with the following: a. Materials used for water distribution piping must comply with Minnesota Rules,part 4715.0520. b. Materials used for drain,waste,and vent systems must comply with Minnesota.Rules,part 4715.0570 through part 4715.0600. 10. The water piping system shall be disinfected in accordance with Minnesota Rules,part 4715.2250. 11. The plumbing system shall be tested in accordance with Minnesota Rules,part 4715.2820. 12. The plans and specifications were prepared by a licensed master plumber. The plumber who has prepared the plans is the only one that can use the plans for construction. If another plumber is contracted to install the plumbing,they must submit their own plans and specifications for the project. 13. This plan review is for the plumbing systems only and does not pertain to the licensing requirements for the facility. The licensing authority will report separately on any licensing requirements which must be met. Additional plans,information and fee may be required by the licensing authority for their review. Please note that changes to the plumbing system may be required as a result of their review. Revised plumbing plans must be submitted showing any significant changes to the plumbing system. NOTE(S): 1. The scope of this project consists of the installation of the above ground portion of the plumbing system.for a new coffee shop to be located in an existing convenience store. The plumbing installation includes a three-compartment sink,a dump sink,coffee brewers, an espresso machine, a dipperwell,and required floor drains.