No preliminary or final plat shall be approved by the Commission, and no completed improvements shall be accepted by the City Engineer unless they conform to the Design Criteria Manual and to the following standards and specifications.
(Ordinance O-2003-02 adopted 2/4/03)
If a tract is subdivided into parcels larger than ordinary building lots, such parcels shall be arranged to allow for the opening of future streets.
(Ordinance O-2003-02 adopted 2/4/03)
There shall be no reserve strips controlling access to land dedicated or intended to be dedicated to public use.
(Ordinance O-2003-02 adopted 2/4/03)
A. 
Street Layout.
Adequate streets shall be provided by the developer and the arrangement, character, extent, width, grade and location of each shall conform to the comprehensive plan of the City and shall be considered in their relation to existing and planned streets, to topographical conditions, to public safety and convenience, and in their appropriate relationship to the proposed uses of land to be served by such streets. The street layout shall be devised for the most advantageous development of the entire neighborhood.
B. 
Relation to Adjoining Street System.
Where necessary to the neighborhood pattern, existing streets in adjoining areas shall be continued, and shall be at least as wide as such existing streets and in alignment therewith.
C. 
Protection or Streets.
Where adjoining areas are not subdivided, the arrangement of streets in the subdivision shall make provision for the proper projection of streets into such unsubdivided areas.
D. 
Street Jogs.
Whenever possible, street jogs with centerline offsets of less than one hundred and twenty-five (125) feet shall be avoided.
E. 
Half-streets or Adjacent Streets.
In the case of collector, minor or marginal access streets, no new half-streets shall be platted.
F. 
Street Intersections.
Street intersections shall be as nearly at right angles as practicable, giving due regard to terrain and topography.
G. 
Dead-end Streets.
Dead-end streets shall be prohibited except as short stubs to permit future expansion.
H. 
Cul-de-sacs.
Cul-de-sacs shall not exceed six hundred (600) feet in length and shall have a turnaround of not less than one hundred (100) feet in diameter.
I. 
Marginal Access Streets.
Where a subdivision has frontage on an arterial street, there shall be provided a marginal access street on both sides or on the subdivision side of the arterial street, if the arterial street borders the subdivision, unless the adjacent lots back up to the arterial street, or unless the Commission determines that such marginal access streets are not desirable under the facts of a particular case for adequate protection of the lots and separation of through and local traffic.
J. 
Streets on Comprehensive Plan.
Where a subdivision embraces a street as shown on the Comprehensive Plan of the City, such street shall be platted in the location and of the width indicated by the Comprehensive Plan. A Traffic Impact Analysis may be required by the City Engineer to determine if the dedication of right-of-way on the Comprehensive Plan meets the test of rough proportionality.
K. 
Minor Streets.
Minor streets shall be laid out so as to discourage their use by through traffic.
L. 
Pavement Widths and Right-of-Ways.
Pavement widths and right-of-ways shall be as follows:
1. 
Undivided arterial streets shall have a right-of-way width of at least eighty (80) feet, with a pavement width of at least forty-eight (48) feet. Divided arterials shall have right-of-way width based on twelve (12) foot lanes, fifteen (15) foot median and ten (10) foot parkways.
2. 
Collector streets shall have a right-of-way of at least sixty (60) feet and a pavement width of at least thirty-six (36) feet.
3. 
Minor streets shall have a right-of-way of at least fifty (50) feet and a pavement width of at least thirty (30) feet.
4. 
Nonresidential marginal access streets shall have a right-of-way width of at least fifty (50) feet and a pavement width of at least thirty (30) feet. Residential marginal access streets shall have a right-of-way width of at least fifty (50) feet and a pavement width of at least thirty (30) feet.
M. 
Curbs.
1. 
Curbs shall be installed by the developer, at the time of development on both sides of all interior streets, and on the subdivision side of all perimeter streets; however, on perimeter streets, the developer may, at the option of the City, and in lieu of placing curbs at such location at the time of final plat approval, enter into an agreement with the City to pay for the construction of such curbs when the same becomes necessary in order to provide for adequate drainage on the streets.
2. 
The developer shall provide in the dedication paragraph of the plat, if the option provided for in this subsection is chosen, the following language: developer (owner), his heirs, successors and assignees agree to pay for the installation and construction of all curbs on perimeter streets which have not been installed at the time of the approval of this plat.
3. 
Subdivisions containing individual lots one (1) acre or more in size are not required to install curbs in accordance with this section.
N. 
Street Names.
Names of new streets shall not duplicate or cause confusion with the names of existing streets, unless the new streets are a continuation of or in alignment with existing streets, in which case names of existing streets shall be used.
O. 
Streetlights.
Streetlights shall be installed by the developer at all street intersections within the subdivision.
P. 
Street Signs.
Street signs shall be installed by the developer at all intersections within or abutting the subdivision. Such signs shall be of a type approved by the City, and shall be installed in accordance with standards of the City.
(Ordinance O-2003-02 adopted 2/4/03)
A. 
Width and Paving.
In nonresidential areas, where installed, alleys shall be not less than twenty (20) feet in right-of-way width and pavement width. In residential areas, alleys not less than twenty (20) feet in right-of-way width, with a pavement width of not less than fifteen (15) feet, shall be optional. All alley paving shall be done in accordance with City standards. Alleys shall be approximately parallel to the frontage of the street.
B. 
Intersecting Alleys of Utility Easements.
Where two alleys or utility easements intersect or turn at a right angle, a cutoff of not less than ten (10) feet from the normal intersection of the property or easement line shall be provided along each property or easement line.
C. 
Dead-End Alleys.
Dead-end alleys shall not be permitted.
D. 
Overhang Easements.
In all alleys, overhang easements for electric and telephone lines of a least five (5) feet on each side of the alley strip at a height at or above sixteen (16) feet shall be provided.
E. 
Alleys Which Do Not Connect on a Straight Course.
If alleys are not themselves straight within each block, or if the same does not connect on a straight course with the alleys of adjoining blocks, then an easement shall be provided for the placing of guy wires on lot division lines in order to support poles set on curving or deviating right-of-ways or alleys.
(Ordinance O-2003-02 adopted 2/4/03; Ordinance 2013-23 adopted 11/19/13)
A. 
Utility easements shall be provided where utilities cannot be located within the designated right-of-way. All utility easements shall be a minimum of fifteen (15) feet in width. A greater width may be required by the Director of Public Services in instances where the Director of Public Services determines that the Master Utility Plan of the City calls for the installation of utilities which require a greater utility easement.
B. 
Normal curb exposure shall be required where utility easements intersect streets.
C. 
Overhang easements of at least five (5) feet on each side of the fifteen (15) foot easement strip, at a height at or above sixteen (16) feet, shall be provided in all utility easements.
D. 
Where utility easements are not themselves straight within each block, or if the same do not connect on a straight course with the utility easements of adjoining blocks, an additional easement shall be provided for the placing of guy wires on lot division lines in order to support poles set on curving or deviating right-of-ways or alleys.
(Ordinance 2013-23 adopted 11/19/13)
Sidewalks are required as follows:
A. 
Sidewalks shall be required on both sides of internal streets, where curb and gutter are required, within the subdivision and on the side of perimeter streets abutting the development.
B. 
Sidewalks are to be installed along the frontage of all lots prior to final building inspection approval, except that handicapped ramps at street intersections and sidewalks along perimeter streets abutting the development shall be installed at time of public improvement installation.
(Ordinance O-2003-02 adopted 2/4/03)
A. 
Water Supply and Distribution.
All subdivisions shall be provided with water supply and water distribution systems approved by the Director of Public Services.
B. 
Fire Hydrants.
Standard fire hydrants shall be installed as part of the water distribution system per specifications of the Fire Marshal of the City and the State Board of Insurance.
(Ordinance 2013-23 adopted 11/19/13)
A. 
All subdivisions shall be provided with an approved sewage disposal system.
B. 
Connection with the public sanitary sewer system shall be required except where the Director of Public Services determines that such connection will require unreasonable methods of sewage disposal. Where septic tanks are to be installed, the subdivider shall conduct soil tests on each lot of the proposed subdivision under the supervision of the Director of Public Services in order to determine the adequacy of proposed lot sizes. If a sanitary sewage disposal system is to be installed, the plans for such system must be approved by the Texas State Health Department, prior to approval of the final plat by the Commission.
(Ordinance 2013-23 adopted 11/19/13)
All utility lines that pass under a street or alley shall be installed before the street or alley is paved. When it is necessary that utility lines pass under the street or alley pavement, they shall be installed to a point at least three (3) feet beyond the edge of the pavement.
(Ordinance O-2003-02 adopted 2/4/03)
A. 
Monuments shall be located at the intersection of a line five (5) feet north from and parallel to the north line of each block with a line five (5) feet east from and parallel to the east line of the block, unless such point of intersection occurs within the limits of street paving. In such a case, alternate monument location shall be approved by the Director of Public Services.
B. 
Where, due to topographic conditions, permanent structures, or other conditions, the view is obstructed between any two adjacent monuments, intermediate monuments shall be so set to assure a clear view between adjacent monuments.
(Ordinance 2013-23 adopted 11/19/13)
A. 
Easements.
Where a subdivision is traversed by a watercourse, drainageway, natural channel or stream, there shall be provided an easement or right-of-way conforming substantially to the limit of such watercourse, plus additional width to accommodate future needs.
B. 
Drainage Facilities.
Drainage facilities shall be provided and constructed as specified by the Director of Public Services.
(Ordinance 2013-23 adopted 11/19/13)
Where deemed necessary by the Superintendent of Streets to provide circulation or access to schools, playgrounds, shopping centers, transportation facilities and other community facilities, or to provide pedestrian circulation within the subdivision, crosswalk ways shall be provided with a concrete sidewalk four (4) feet wide.
(Ordinance 2013-23 adopted 11/19/13; Ordinance 2018-17 adopted 9/18/18)
A. 
All lots shall conform to the minimum requirements of the Zoning Ordinances.
B. 
Where an OSSF (On-Site Sewage Facility) is provided the residential lots shall have an area of at least one (1) acre, shall be at least one hundred fifty (150) feet deep, and shall be at least one hundred (100) feet wide. Where, as the result of the soil test prescribed in Subsection 7.10 B above of this Ordinance, the Director of Public Services deems the minimum lot area insufficient, the Commission shall require additional area sufficient to accommodate the sanitary facilities deemed necessary by the Director of Public Services. In case of irregularly shaped lots, the minimum width shall be measured at the front building line.
C. 
Corner lots shall be a minimum of twenty (20) feet wider than the minimum lot width for interior lots in the zoning district in which the subdivision is platted. Lots abutting on crosswalk ways shall be treated as corner lots. In the case of subdivisions platted in the extraterritorial jurisdiction, the corner lot width shall be the minimum interior lot width approved for that subdivision plus twenty (20) feet.
D. 
Each lot shall front upon a public street. Lots of irregular shape shall not be allowed unless they have a street frontage of at least twenty (20) feet.
E. 
Side lot lines shall be substantially at right angles to straight street lines and radial to curved street lines.
F. 
Where a lot in a residential area backs up to a railroad right-of-way, a high-pressure gasoline, oil or gas line, an arterial street, an industrial area, or other land use which has a depreciating effect on residential property, and where no marginal access street or other street is provided at the rear of such lot, additional depth may be required by the Commission. Where a lot sides to any of the above, additional width shall be required by the Commission.
G. 
In subdivisions platted after the effective date of this Ordinance, where each lot maintains an individual water supply well and sewage system with a subsurface soil system, the plat shall show the approved well location and sanitary control easement around the well within a one hundred fifty (150) foot radius in which no subsurface sewage system may be constructed.
H. 
Where a subdivision is platted so that residential lots adjacent to a public street, a six (6) foot high solid screening wall along the rear and side lot lines shall be required, except for one gate not to exceed forty-eight (48) inches per each lot, and vehicular access from the street shall be prohibited. The screening wall shall be constructed of masonry as defined in Section 27.2A. The construction of the wall shall be required in the Developer Agreement and shall be accomplished by the developer at the time that public facilities installation are required.
I. 
Where a subdivision is platted so that residential lots are adjacent to a collector street, private residential driveways shall be prohibited to connect to collector streets except where a concrete surface has been provided for maneuvering so as not to require backing onto the collector street, and driveways shall not be closer than three hundred (300) feet from centerline of driveway to centerline of driveway.
Exception: For undeveloped lots existing as of the effective date of this ordinance, the minimum driveway separation may be reduced to one hundred feet from centerline of driveway to centerline of driveway. If the lot is subdivided at any time following the effective date of this ordinance the minimum driveway separation shall be three hundred (300) feet from centerline of driveway to centerline of driveway.
(Ordinance 2013-23 adopted 11/19/13; Ordinance 2018-17 adopted 9/18/18; Ordinance 2024-4 adopted 3/4/2024)