[CC 1988 §25-19; Ord. No. 2791 §3, 11-18-1985]
Conformity With Comprehensive Plan And Zoning Regulations. The proposed subdivision shall conform to the Comprehensive Plan
and zoning regulations of the City of De Soto.
[CC 1988 §25-20; Ord. No. 2791 §3, 11-18-1985]
A.
Conformity. The arrangement, character, extended width,
grade and location of all streets shall conform to the Comprehensive
Plan and zoning regulations.
B.
Relation To Adjoining Street System. The arrangement of
streets in new subdivisions shall make provision for the continuation
of the existing streets in adjoining areas.
C.
Projection Of Streets. Where adjoining areas are not subdivided,
the arrangement of streets in new subdivisions shall make provisions
for the proper projection of streets.
D.
Streets To Be Carried To Property Lines. When a new subdivision
adjoins unsubdivided land unsusceptible of being subdivided, then
the new streets shall be carried to the boundaries of the tract proposed
to be subdivided.
E.
Street Jogs Prohibited. Street jogs with centerline offsets
of less than one hundred twenty-five (125) feet shall be prohibited.
F.
Dead-End Streets Or Cul-De-Sacs. Where it is desirable to
subdivide a tract of land, which because of its size, location, topography
or shape does not permit a normal street arrangement, there may be
established one (1) or more dead-end streets or cul-de-sacs; provided
that such streets shall not be longer than six hundred (600) feet
and that the street shall make adequate provisions for the turning
around of vehicles at this terminal point by providing a circular
drive having an overall street right-of-way diameter of not less than
ninety (90) feet and an improved roadway of seventy (70) feet.
G.
Marginal Access Streets (Minor Streets). Where a subdivision
abuts or contains an existing arterial street, the Commission may
require marginal access streets or other such treatment as may be
necessary for adequate protection of residential properties and to
afford separation of through and local traffic.
H.
Minor Streets. Minor streets shall be laid out so that their
use by through traffic will be discouraged.
I.
Street Widths. The minimum number of lanes, widths of right-of-ways,
and pavement widths shall be as follows:
|
|
Type of Street
|
Lanes
|
Right-of-way
|
Pavement
| |
|---|---|---|---|---|---|
|
|
Major
|
4
|
70
|
44*
| |
|
Secondary
|
4
|
70
|
44*
| ||
|
Minor
| |||||
|
|
Residential
|
2
|
50
|
28
| |
|
Commercial
|
4
|
60
|
44*
| ||
|
Industrial
|
3
|
60
|
36
| ||
|
* A minimum width variance of thirty-six (36) feet [twelve (12)
foot drive lanes, six (6) foot shoulders] may be granted in non-residential
areas if approved by the City Manager.
| |||||
J.
Intersection. The intersection of more than two (2) streets
at one (1) point shall be avoided except where it is impracticable
to secure a proper street system otherwise. Streets shall intersect
one another at an angle as near to a right angle as possible, and
no intersection of streets at angles of less than forty-five degrees
(45°) shall be approved.
K.
Curb Radius. Curb radius at street intersections for industrial
streets shall be a minimum of forty (40) feet. Property lines at street
intersections shall be rounded with a radius or chord as necessary
in order to provide curb radius. The minimum curb radius for non-industrial
streets is twenty-five (25) feet.
L.
Subdivision Into Tracts Larger Than Ordinary Building Lots. Where a tract is subdivided into larger parcels than ordinary building
lots, such parcels shall be arranged so as to allow the opening of
future streets and logical further resubdivisions.
M.
Street Grades. The minimum and maximum street grades shall
be one percent (1%) and ten percent (10%) respectively for minor streets.
Major and secondary streets shall have a maximum grade of eight percent
(8%). The City Engineer may approve grade variances. On streets with
grades greater than six percent (6%), pavement lugs shall be required
at two hundred (200) feet intervals.
N.
Street Names And Numbers. Streets that are obviously in
alignment with others already existing and named shall be the name
of the existing street, and names of new streets shall not duplicate
existing or platted street names otherwise. Before the final plat
of a subdivision is approved, the subdivider shall submit to the Planning
Commission a statement from the local Postmaster approving the names
of the proposed streets.
O.
Name Of Subdivision. The subdivision name shall not duplicate
or be the same in spelling or alike in pronunciation as any other
recorded subdivision in De Soto, Missouri.
P.
Street Lights. Installation of street lights shall be required
with design and specification standards approved by the City Manager
or his/her designee.
[CC 1988 §25-21; Ord. No. 2791 §3, 11-18-1985]
A.
Residential Areas. Alleys shall not be required in residential
areas.
B.
Commercial And Industrial Districts. Alleys shall be provided
in commercial and industrial districts, except where other provisions
are made for service access such as off-street loading, unloading,
and parking consistent with and adequate for the uses proposed.
C.
Width. The right-of-way width of an alley shall be twenty
(20) feet.
[CC 1988 §25-22; Ord. No. 2791 §3, 11-18-1985]
A.
Provided For Utilities. Easements of at least five (5) feet
shall be provided on each side of all rear lot lines and on side lines
where necessary for poles, wires, conduits, storm and sanitary sewers,
gas and water mains. Easements of greater widths may be required where
necessary for the extension of main sewers and similar utilities.
B.
Provided For Drainage. Whenever any watercourse, drainageway,
channel or stream is located in an area that is being subdivided,
the subdivider shall at his/her own expense make, subject to approval
of the City Manager or his/her designee, adequate provision for straightening
or widening the channel so that it will properly carry the surface
water and shall also provide and dedicate to the City additional easements
along each side of the stream, which easements shall be for the purpose
of future widening, improving or protecting the stream. The width
of such easement shall not be less than ten (10) feet from each bank
of the stream and the total width of such easement shall be adequate
to provide for any necessary channel relocation and straightenings.
All that portion set aside as open stormwater channel easements shall
not be included as the part of the lot area.
[CC 1988 §25-23; Ord. No. 2791 §3, 11-18-1985]
A.
Factors Governing Dimensions. Block length and width or
acreage within bounding roads shall be such as to accommodate the
size of lot required in the area by the zoning ordinance and to provide
for convenient access, circulation control, and safety of street traffic.
B.
Lengths. Block lengths shall not exceed one thousand (1,000)
feet between street lines.
C.
Arrangements. A block shall be so designed as to provide
two (2) tiers of lots. Double frontage lots shall be avoided, except
where blocks are adjacent to major streets, railroads or waterways.
[CC 1988 §25-24; Ord. No. 2791 §3, 11-18-1985]
A.
Dimensions. Lot dimensions and area shall not be less than
the requirements of the zoning ordinance.
B.
Location. All lots shall abut by their full frontage on
a publicly dedicated street or a street that has received legal status
as such.
C.
Lines. All side lot lines shall be at right angles to straight
street lines, or radial to curved street lines, unless variation to
this rule will give a better street and lot plan.
D.
Corner Lots. Extra width shall be provided on corner lots
to provide for at least the same building areas as are provided in
interior lots because of the side building line requirements on lots
siding on streets.
E.
Lot Remnants. All remnants of lots below minimum size left
over after subdividing of a larger tract must be added to adjoining
lots, rather than allowed to remain as unusable parcels.
F.
Building Lines. Building lines shall be shown on all lots.
[CC 1988 §25-25; Ord. No. 2791 §3, 11-18-1985]
The requiring of the dedication of public space shall not constitute
an acceptance of the dedication by the City.
[CC 1988 §25-26; Ord. No. 2791 §3, 11-18-1985]
A.
General. Prior to acceptance by the City, the subdivider
shall have installed or shall have entered into a written agreement
with the City for the ultimate installation of the following in accordance
with specifications approved by the City.
B.
Streets.
1.
Surfacing. The subdivider shall grade to the full width
of the proposed streets and alleys (if any) plus one (1) foot on each
side within the subdivided area. The paving of new streets shall conform
to the following minimum standards.
|
|
Type of Street
|
Pavement
|
|
|
Minor residential
|
6-inch Portland Cement concrete (6.25-sack) with a 4-inch crushed
limestone aggregate base.
OR
3-inch STL Co. "C" asphaltic concrete with 7-inch crushed limestone
aggregate base.
|
|
|
Secondary or commercial
|
7-inch P.C. concrete (6.25-sack) with 4-inch crushed limestone
aggregate base.
OR
3 inch "C" mix asphaltic concrete with 4-inch STL Co. "X" asphaltic
concrete and 4-inch crushed limestone aggregate base.
|
|
|
Major or industrial
|
Major or industrial 10-inch P.C. concrete (6.25-sack) with 4-inch
crushed limestone aggregate base.
OR
2-inch "C" mix asphaltic concrete with 8-inch "X" mix asphaltic
concrete and 4-inch crushed limestone aggregate base.
|
2.
Curbs, gutters and drainage. The subdivider shall provide
six (6) inch vertical curbs on both sides of the roadway for all streets
with the exception of minor residential streets, which shall require
a four (4) inch rolled curb. Subdivider shall provide a twenty-four
(24) inch pad, curb, and gutter for bituminous paved streets. The
City Engineer for areas that require open drainage for stormwater
may waive curb requirements.
3.
Sidewalks. Sidewalks shall be four (4) inches of concrete
with the exception of sidewalks crossing driveways and entrances (plus
five (5) feet to either side) being six (6) inches thick. Sidewalks
shall be constructed along at least one (1) side of every minor street
shown in the plat in accordance with the applicable standard specifications
of the City and must be constructed along both sides of all arterial
and collector streets; provided however, that the Commission may waive
this requirement.
C.
Sewers. The subdivider shall install storm and sanitary
sewers and provide a sanitary sewer connection for each lot in accordance
with the standards and specifications of the Missouri Department of
Natural Resources. Before the improvements are started, the plans
thereof must be approved by the Missouri Department of Natural Resources
and at least one (1) copy of the plans as submitted shall carry their
stamp. Whenever feasible, the sewers shall not be constructed within
the anticipated paving area and house connections to each lot from
the sanitary sewers shall be carried beyond the anticipated curb lines.
Before planning sanitary sewer extensions, the subdivider shall confer
with the City in order to determine availability of mains and the
current regulations on sewer extensions. The plans for subdivisions
in a flood plain must meet the regulations of the City Codes.
D.
Water Mains. The subdivider must provide for installation
of six (6) inch lined cast-iron, ASTN Class 200 PVC water mains and
fire hydrants with service approved by the Missouri Department of
Natural Resources. The developer shall bear the cost of preparing
plans and specifications for submission to the proper authorities.
The subdivider shall extend from existing City main. The water mains
must meet AWWA standards and the City must approve the material prior
to construction.
