Section 98-43. Scale; proposals.
The preliminary plat (general subdivision plat) shall be drawn at a uniform scale of not smaller than one inch equals 100 feet. It shall show all existing conditions required in section 98-42 and shall show all grades. The plat shall include the following:
(1) Streets. Names, rights-of-way and roadway widths; approximate grades and gradient; similar data for alleys, if any.
(2) Other rights-of-way or easements. Location, width and purpose.
(3) Location of utilities. If not shown on other exhibits.
(4) lots. lot lines, lot numbers and block numbers.
(5) public use sites. If any, to be reserved or dedicated for parks, playgrounds or other public uses.
(6) Other sites. If any, for multi-family dwellings, shopping centers, churches, industry or other nonpublic uses, exclusive of single-family dwellings.
(7) setbacks. Minimum building setback lines.
(8) Size data. Including total acreage, number of lots, typical lot size and acres in parks, public open space, etc.
(9) Other data. Owner, scale, north arrow and date.
(10) vicinity map. Approximately 3 1/2 inches by 3 1/2 inches in size, showing the site in relation to the existing community.
(11) drainage plan.
a. Proposed finished elevation of each building site and the first floor level.
b. Proposed orderly disposal of surface water runoff with the system capabilities having a minimum ability to accommodate the first inch of rainfall; all swales and retention/detention areas will be located with grades and elevations provided. All swales and retention/detention areas shall bear a note that they will be sodded.
c. All existing and proposed drainage facilities (culverts, pipes, etc.) with sizes and grades.
d. Centerline elevation of any street contiguous to the site. Unless waived by the city engineer and the building official, first floor elevations shall be a minimum of 12 inches above the crown of the street.
e. Location and method of linkage with off-site drainage facilities/ditches to accommodate the site's surface water runoff outfall, including documents indicating legal, access across private property, if applicable. The city engineer and building official may vary the detail required concerning subsections (11)a., c. and d. of this section.