Design Guide for Community Water Systems - The Water, Sanitation ...

1.2.1. Plans shall include:a. Suitable title and index;b. The name of the municipality, or other entity or person responsible for thewater supply;c. Scale, in feet;d. North point;e. U.S.G.S. datum used, critical mean sea level (msl) elevations for new andexisting tanks determined from surveys beginning at USGS or departmentelevation monuments and copies of the survey;f. Legible prints suitable for reproduction;g. Date, name, and address of the designing engineer;h. Imprint of professional engineer's seal in conformance with State ofMissouri's engineering registration requirements;i. Boundaries of municipality, water district, or area to be served;j. Location and size of existing water mains;k. Location and nature of existing water system structures and appurtenancesaffecting the proposed improvements, noted on one sheet;l. Location and description of existing and/or proposed sewerage system;m. Location of proposed water mains and water system structures, with size,length and identity;n. Contour lines at suitable intervals; ando. Names of streets and roads.1.2.2. Detailed plans, including:a. Stream crossings, providing profiles with elevations of the streambed, andthe normal and extreme high and low water levels;b. Profiles, where necessary, having a horizontal scale of not more than 100feet to the inch and a vertical scale of not more than ten feet to the inch,with both scales clearly indicated. (Note: This does not apply to entiredistribution systems.);c. Location and size of the property to be used for the water worksdevelopment with respect to known references such as roads, streams,section lines, or streets;d. Topography and arrangement of present or planned wells or structures,with contour intervals not greater than two feet;e. One hundred-year flood plain or elevations of the highest known floodlevel, floor of the structure, upper terminal of protective casings andoutside surrounding grade, using United States Coast and GeodeticSurvey, United States Geological Survey or equivalent elevations whereapplicable as reference;f. Plat and profile drawings of well construction, showing the diameter anddepth of drill holes and casings; liner diameters; grouting depths;elevations and designation of geological formations; water levels andother details to describe the proposed well completely;Aug. 29, 2003Page 10