§ 40-5. Plats and data.
(a)
General survey and layout maps.
(1)
General subdivision information shall describe the existing conditions of the site, and the proposed development to be undertaken. This information should describe existing covenants, land characteristics, and available community facilities and utilities; and general information describing the number of residential lots, typical lot width and depth, price range, business areas, public areas, proposed protective covenants, and proposed utilities and street improvements.
(2)
Location map shall show a sketch of the proposed subdivision related to the surrounding general area, as well as development name, and major features in surrounding area; scale, north arrow, and date.
(3)
Sketch plan on topographic survey shall show in simple sketch form the proposed layout of streets, lots, and other features in relation to existing conditions.
(b)
Topographic and improvement maps.
(1)
Topographic data required as a basis for the preliminary plat, in subsection (b)(2) of this section, shall include existing conditions as follows:
a.
Boundary lines: bearings and distance.
b.
Easements: location, width and purposes.
c.
Streets on and adjacent to the tract: name and right-of-way width and location; type width and elevation of surfacing; center line elevations; walks, curbs, gutters, culverts, etc.
d.
Utilities on and adjacent to the tract: location, size, and invert elevations of sanitary, storm and combined sewers; location and size of water mains; location of gas lines, fire hydrants, electric and telephone poles, and street lights; if water mains and sewers are not on or adjacent to tract, indicate the direction to and size of nearest ones, showing invert elevation of sewers.
e.
Ground elevations of the tract based on a datum plane approved by the city: for land that slopes less than approximately two percent show spot elevations at all breaks in grade, along all drainage channels or swales, and at selected points not more than 100 feet apart in all directions; for land that slopes more than approximately two percent either show contours with an interval of not more than five feet if ground slope is regular and such information is sufficient for planning purposes, or show contours with an interval of not more than two feet if necessary because of irregular land or need for more detailed data for preparing plans and construction drawings.
f.
Subsurface conditions on the tract, if required by the planning commission: location and results of tests made to ascertain subsurface soil, rock and groundwater conditions; depth to groundwater unless test pits are dry at a depth of five feet; location and results of soil percolation tests if individual sewage disposal systems are planned.
g.
Other conditions on the tract; water courses, marshes, rock outcrop, wooded areas, isolated preservable trees, one foot or more in diameter, houses, barns, shacks and other significant features.
h.
Other conditions on adjacent land: approximate direction and gradient of ground slope, including any embankments or retaining walls; character and location of buildings, railroads, power lines, towers, and other nearby nonresidential land uses or adverse influences; owners of adjacent unplatted land; for adjacent platted land refer to subdivision plat by name, recording, date, number, and show approximate percent build-up, typical lot size, and dwelling type.
i.
Several photographs of tract.
j.
Zoning on and adjacent to tract.
k.
Proposed public improvements: highways, or other major improvements planned by public authorities for future construction on or near the tract.
l.
Key plan, showing location of tract.
m.
Title and certificates: present tract designated according to official records in office of county recorder; title under which proposed subdivision is to be recorded, with names and addresses of owners, notation stating acreage, scale, north arrow, datum, bench marks, certification of registered civil engineer or surveyor, date of survey.
(2)
Preliminary plat shall be at the scale of 100 feet to one inch or larger. It shall show all existing conditions required above in subsection (b)(1) of this section, topographic data, and shall show all proposals including the following:
a.
Streets: names, right-of-way and roadway widths, approximate grades and gradients.
b.
Other right-of-way or easements; location, width and purpose.
c.
Location of utilities, if not shown on other exhibits.
d.
Lot lines, lot numbers and block numbers.
e.
Sites, if any, to be reserved or dedicated for parks, playgrounds, or other public uses.
f.
Sites, if any, for multi-family dwellings, shopping centers, churches, industry or other non-public use, exclusive of single-family dwellings.
g.
Minimum building set back lines.
h.
Site data, including number of residential lots, typical lot size and acres in parks, etc.
i.
Title, scale, north arrow, and date.
(3)
Other preliminary plans. When required by the planning commission, the preliminary plat shall be accompanied by profiles showing existing ground surface and proposed street grades, including extensions for a reasonable distance beyond the limits of the proposed subdivision; typical cross sections of the proposed grading, roadway and sidewalks, and preliminary plans of proposed sanitary and stormwater sewers with grades and sizes indicated. All elevations shall be based on a datum plane approved by the city.
(4)
Draft of protective covenants whereby the subdivider proposes to regulate land use in the subdivision and otherwise protect the proposed development.
(c)
Final plat approval and recording.
(1)
Final plat shall be drawn in ink on tracing cloth at a scale of 100 feet to one inch. Where necessary, the plat may be on several sheets accompanied by an index sheet showing the entire subdivision. For large subdivisions, the final plat may be submitted for approval progressively in contiguous sections satisfactory to the planning commission. The final plat shall show the following:
a.
Primary control points, approved by the city, or description and ties to such control points, to which all dimensions angles, bearings, and similar data on the plat shall be referred.
b.
Tract boundary lines, right-of-way lines of streets, easements, and other rights-of-way, and property lines of residential lots and other sites, with accurate dimensions, bearings, or deflection angles, and radii, arcs, and central angles of all curves.
c.
Name and right-of-way width of each or other right-of-way.
d.
Location, dimensions and purposes of any easements.
e.
Number to identify each lot or site.
f.
Purpose for which sites, other than residential lots, are dedicated or reserved.
g.
Minimum building set back line on all lots and other sites.
h.
Location and description of monuments.
i.
Names of record owners of adjoining unplatted land.
j.
Reference to recorded subdivision plats of adjoining platted land by record name, date, and number.
k.
Certification by licensed surveyor or registered engineer certifying to accuracy of survey and plat.
l.
Certification of title showing that applicant is land owner.
m.
Statement by owner dedicating streets, rights-of-way, and any sites for public uses.
n.
Title, scale, north arrow and date.
(2)
Cross sections and profiles of streets showing grades approved by the city.
(3)
A certificate by the city certifying that the subdivision has complied with one of the following alternatives:
a.
All improvements have been installed in accord with the requirements of these regulations and with the action of the planning commission giving conditional approval of the preliminary plat; or
b.
A bond or certified check has been posted, which is available to the city and in sufficient amount to ensure such completion of all required improvements.
(4)
Protective covenants in form for recording.
(5)
Other data as may be hereinafter required by the planning commission in the enforcement of these regulations.
(Code 2003, § 9.105; Ord. No. 1969-8, § 5, 9-22-1969)