(a) Together with the final plat, the subdivider shall submit to the Planning Commission two copies of the complete set of construction drawings for public improvements as provided in Chapter 1248. These construction drawings shall include a cover sheet, street and utility improvement plans and grading and drainage plans for the subdivision. In addition, the subdivider shall be required to submit storm drainage calculations and a drainage area map showing individual and cumulative drainage areas tributary to each point of concentration.
(b) Following the City's formal approval of the final plat and accompanying detailed construction drawings as approved by the Director of Public Service and Safety, the developer shall be required to submit one reproducible copy of such construction drawings. Once the developer has constructed the required water and sanitary sewer facilities, he or she shall be required to submit to the City a set of reproducible prints showing the as-built locations of the water, storm and sanitary sewer facilities, easements and any unusual conditions.
(c) The construction drawings shall consist of the following items:
(1) Cover sheet. The cover sheet shall include a drawing of the plat drawn at a scale of one inch equals 100 feet, showing street rights of way, lot layout, street names, lot numbers and utility layouts for the storm drainage, sanitary sewerage and water distribution systems, including sizes, span length and the location of appurtenances, a vicinity map, the plat name or title and required signature approval blocks.
(2) Street and utility improvement drawings. The street and utility improvement drawings shall consist of plan and profile drawings drawn at a scale of one inch equals fifty feet horizontally and one inch each five feet vertically. The plan portion of the streets shall include, in sufficient detail, the location of all streets, lots and storm drainage, sanitary sewerage and water distribution systems. The profiles shall show the existing and proposed street profiles and profiles of all sanitary sewer and storm improvements. Details of standard street sections and miscellaneous construction items shall appear on the sheets, as well as any construction notes pertaining to the proposed improvements.
(3) Grading and drainage drawings. Grading and drainage drawings shall be drawn at a scale of one inch equals fifty feet and shall show the existing topography (contours) and the proposed street and lot layout, including dimensions. Proposed grading shall be shown by either proposed contour lines or sufficient spot elevations and drainage direction arrows. In either case, proposed elevation shall be shown at each individual building site. Storm drainage lines and structures shall be indicated, including all pertinent elevations. Storm drainage computations shall be supplied to the Director of Public Service and Safety or the County Engineer, or both, depending upon jurisdiction.
(Ord. 85-61. Passed 12-18-85.)