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Township of Collier, PA
Allegheny County
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Table of Contents
Table of Contents
[Ord. 686, 8/12/2015]
The procedures specified in this Part shall apply to all applications for conservation subdivisions. All applications for conservation subdivisions shall comply with Part 4, "Approval Procedure for Major Subdivisions," all other applicable provisions of this chapter, and the provisions of Part 20, "Conservation Subdivision Design," of the Township Zoning Ordinance [Chapter 27], unless otherwise specified by this Part.
[Ord. 686, 8/12/2015]
All preliminary and final applications shall be reviewed by the Planning Commission and may be reviewed by any municipal consultants approved by the Township Commissioners. All preliminary and final applications shall be approved or disapproved by the Township Commissioners in accordance with the procedures specified in this chapter.
[Ord. 686, 8/12/2015]
6A03.1. 
Preapplication Conference. The applicant shall request a preapplication conference with Township Zoning Officer and other Township officials in accordance with § 22-402 of this chapter. The applicant may also request a preapplication conference with the Planning Commission. This meeting introduces the applicant to the Township's zoning and subdivision regulations and procedures and is used to discuss the applicant's objectives and to schedule site visits, meetings and application submissions as described below.
6A03.2. 
Existing Resources and Site Analysis (ER/SA) Plan.
A. 
Applicants shall submit an ER/SA plan to the Township. The purpose of this plan is to familiarize officials with existing conditions on the site area and within its immediate vicinity and to provide a complete and factual reference for the site visit.
B. 
The ER/SA plan shall be provided along with a site context map prior to or at the site visit and forms the basis for the design shown on the preliminary application.
C. 
Contents. The ER/SA plan shall be prepared to provide the applicant and the Township with a comprehensive analysis of existing conditions, both on the proposed site area and within 500 feet of the site. Conditions beyond the site area boundaries may be described based on existing published data available from governmental agencies and from aerial photographs. The following information shall be shown:
(1) 
Existing Natural Features.
(a) 
A vertical aerial photograph at a scale that matches the scale of the ER/SA plan, with property lines shown.
(b) 
Topography. Contour line intervals shall be not more than two feet, determined by photogrammetry, for land with an average natural slope of 10% or less, and at intervals of not more than five feet for land with an average slope exceeding 10%. Ten-foot intervals interpolated from USGS published maps are permissible beyond the parcel boundaries. Slopes between 12% and 25% and exceeding 25% shall be clearly indicated. Slope shall be measured over three or more two-foot contour intervals. Topography shall be prepared by a professional land surveyor or professional engineer from an actual field survey of the site or from stereoscopic aerial photography and shall be coordinated with official USGS benchmarks. Data to which contour elevations refer shall be noted.
(c) 
The location and delineation of wetlands, ponds, streams, drains, and natural drainage swales, as well as the one-hundred-year floodplains.
(d) 
Vegetative cover conditions on the property according to general cover type, including cultivated land, permanent grassland, meadow, pasture, and woodlands. Vegetative types shall be described by plant community, relative age and condition.
(e) 
Soil series, types and phases, as mapped by the USDA Natural Resources Conservation Service in the published soil survey for Allegheny County, and accompanying data tabulated for each soil relating to its suitability for construction. The following soil types shall be specifically identified:
1) 
Alluvial soils.
2) 
Redbeds and other slide-prone soils.
3) 
Seasonal high-water-table soils.
4) 
Hydric soils.
5) 
Class I and II agricultural soils.
6) 
Soil hydrologic group (i.e., Group A, B, C or D).
(f) 
Ridgelines and watershed boundaries.
(g) 
Geologic formations, including rock outcroppings and cliffs, based on available published information or more-detailed data obtained by the applicant.
(h) 
Any portion of the site area identified as a Pennsylvania Natural Diversity Inventory (PNDI) site or that is included on a county or local natural areas inventory.
(i) 
A viewshed analysis showing the location and extent of views into the property from public roads and from public parks and conservation lands. Significant scenic views out from the property shall also be delineated.
(2) 
Existing man-made features, including:
(a) 
Location, dimensions, and use of existing buildings, driveways and any other man-made features on the site.
(b) 
Location, names, widths, center-line courses, paving widths, identification numbers, and rights-of-way of existing streets and alleys.
(c) 
Locations of trails that have been in public use (pedestrian, equestrian, bicycle) or are proposed on the Township's Comprehensive Park, Recreation or Open Space Plan.
(d) 
Location and size of existing utilities.
(e) 
Any easements, deed restrictions, rights-of-way, or any other encumbrances upon the land, including location, size and ownership.
(f) 
Site features or conditions such as hazardous waste, dumps, underground tanks, active and abandoned wells, quarries, landfills, or other artificial land conditions.
(g) 
Locations of historically significant sites or structures on the site area, including, but not limited to, foundations, cellar holes, stone walls, earthworks, burial sites, and any historical resources identified in the Township's Comprehensive Plan.
(3) 
Planned or Proposed Features. Streets, trails, utility corridors and other public infrastructure planned or proposed in Township, regional or county plans or official maps shall be delineated.
6A03.3. 
Site Visit.
A. 
After preparing the ER/SA and site context map, applicants shall arrange for a site visit with Township staff and any consultants the Township wishes to include. Members of the Planning Commission shall be encouraged to attend. The applicant shall provide sufficient copies of the ER/SA plan to distribute to all Township representatives attending the site visit. The purpose of the site visit is to familiarize Township officials with the property's existing conditions and special features, to identify potential site design issues and to provide an informal opportunity to discuss site design concepts, including the general layout of greenway land and potential locations for proposed buildings and street alignments.
B. 
The site visit shall be an advertised meeting, in accordance with the Sunshine Law, 65 Pa.C.S.A. § 701 et seq., if a quorum or more of the Planning Commission members attend.
C. 
Comments made by Township officials or their staff and consultants are only suggestions. No formal recommendations shall be offered and no official decisions shall be made at the site visit.
6A03.4. 
Presubmission Conference. Following the site visit and prior to the submission of the preliminary application, the applicant shall meet with the Planning Commission to discuss the findings of the site visit and to develop a mutual understanding on the general approach for subdividing and/or developing the site area. At the discretion of the Planning Commission, this conference may be combined with the site visit. No formal recommendations shall be offered and no official decisions shall be made at the presubmission conference. The Planning Commission may waive the requirement of a presubmission conference should it determine that such conference is unnecessary or would cause unneeded delay in review.
6A03.5. 
Commencement of Review. None of the following actions or occurrences, alone or in any combination, shall constitute the filing of an application or otherwise cause the time for review of an application to commence running:
A. 
A preapplication conference.
B. 
Submission of an ER/SA plan.
C. 
A site visit.
D. 
A presubmission conference.
6A03.6. 
Preliminary Application Submission and Review. In addition to the requirements of § 22-403 of this chapter, a preliminary application for a conservation subdivision shall consist of and be prepared in accordance with the following standards:
A. 
Site Context Map. A map showing the location of the proposed subdivision or land development within its neighborhood context shall be submitted.
(1) 
For sites under 100 acres, such maps shall be at a scale not less than one inch equals 200 feet and shall show the relationship of the subject property to natural and man-made features existing within 1,000 feet of the site. For sites of 100 acres or more, the scale shall be one inch equals 400 feet and shall show the above relationships within 2,000 feet of the site.
(2) 
The features to be shown on a site context map include:
(a) 
Topography (from the most-current USGS maps).
(b) 
Streams and watercourses, drainage basins and subbasins.
(c) 
Wetlands (from the most-current maps published by the United States Fish and Wildlife Service or the USDA Natural Resources Conservation Service).
(d) 
Woodlands over 1/2 acre in area (from aerial photographs).
(e) 
Ridgelines.
(f) 
Public roads, trails, utility easements, pipelines and rights-of-way.
(g) 
Public land and land protected under conservation easements.
(h) 
Zoning district boundaries.
(i) 
Existing property lines.
(j) 
Names of owners of all properties and the names of all subdivisions.
(3) 
The above information may be superimposed on an aerial photograph.
B. 
ER/SA plan, prepared in accordance with Subsection 6A03.2 above, and revised to incorporate any changes agreed to between the applicant and the Township during the site visit.
C. 
Worksheet for conservation subdivisions, showing all required calculations of minimum greenway land, maximum dwelling units and whether the units can be built within the buildable area after greenway land is set aside. The worksheet form is included in the Appendix to this Part.[1]
[1]
Editor's Note: The Appendix is on file in the Township offices.
D. 
Four-Step Design Process for Conservation Subdivisions. Preliminary applications for conservation subdivisions shall include documentation of the four-step design process set forth in § 22-6A04.2 below, used in determining the layout of greenway land, dwelling units, streets, stormwater management facilities and lot lines. When requested by the Planning Commission, the applicant shall submit four separate sheets indicating the delineation of each step of the design process.
E. 
Preliminary Improvements Construction Plan. The plan shall include the following:
(1) 
Historic resources, trails and significant natural features, including topography, areas of steep slopes, wetlands, one-hundred-year floodplains, swales, rock outcroppings, vegetation, existing utilities, and other site features, as indicated on the ER/SA plan.
(2) 
Existing and approximate proposed lot lines, lot areas, any existing easements and rights-of-way.
(3) 
Approximate location, alignment, width and tentative names of all proposed streets and street rights-of-way, including all street extensions or spurs that are reasonably necessary to provide adequate street connections to adjoining development.
(4) 
Approximate location of proposed swales, drainage easements, and other stormwater management facilities.
(5) 
The applicant shall provide a statement of proposed ownership and responsibility for operation and maintenance.
(6) 
The conceptual layout of proposed water distribution facilities, including water mains, fire hydrants, and storage tanks.
(7) 
Limit-of-disturbance line (must be exact in relation to the retention of existing vegetation proposed to be saved).
(8) 
Approximate location and dimensions of proposed playgrounds, public buildings, public areas and parcels of land proposed to be dedicated or reserved for public use.
(9) 
If land to be subdivided lies partly in or abuts another municipality, the applicant shall submit information concerning the location and conceptual design of streets, layout and size of lots and provisions of public improvements on land subject to his control within the adjoining municipalities. The design of public improvements shall provide for a smooth, practical transition where specifications vary between municipalities. Evidence of approval of this information by appropriate officials of the adjoining municipalities also shall be submitted.
(10) 
Where the applicant proposes to install the improvements in phases beyond the five-year period described in Section 508(4) of the Pennsylvania Municipalities Planning Code, 53 P.S. § 10508(4), he shall submit with the preliminary application a delineation of the proposed sections and a schedule of deadlines within which applications for final approval of each section are intended to be filed in accordance with the Municipalities Planning Code, 53 P.S. § 10101 et seq., as amended.
(11) 
Typical cross-section drawing(s) for all proposed streets shall be shown, including details relating to thickness, crowning and construction materials and methods.
(12) 
Location of all proposed street, traffic and other signs, including identification and entrance signs, indicating the type, material, and any lighting of such sign.
(13) 
Lighting plan.
(14) 
Utilities and easements.
(a) 
Utility easement locations.
(b) 
Layout of all proposed sanitary and storm sewers and location of all inlets and culverts, and any proposed connections with existing facilities (these data may be on a separate plan). All construction of water systems and sanitary sewers shall be in accordance with the standards and specifications adopted by the Township, and the plan shall be so noted.
(15) 
Approximate location of proposed shade trees and landscaping, plus locations of existing vegetation to be retained.
(16) 
Detail sheet(s) providing sufficient details and notes to define the construction methods and materials of proposed improvements.
(17) 
Signature blocks for the Municipal Planning Commission, Township Commissioners and the County Planning Commission shall be provided on the right-hand side of the preliminary improvements construction plan.
F. 
Preliminary Community Association Document. A community association document, also known as a "homeowners' association document" or a "condominium association document," shall be provided for conservation subdivision applications which propose lands or facilities to be used or owned in common by all the residents of that subdivision and not deeded to the Township or a land trust. Such document shall be in compliance with the Pennsylvania Uniform Planned Community Act (as to a homeowners' association document), 68 Pa.C.S.A. § 5101 et seq., or the Pennsylvania Uniform Condominium Act (as to a condominium association document), 68 Pa.C.S.A. § 3101 et seq., as the case may be. The elements of the community association document shall include, without limitation, the following:
(1) 
A description of all lands and facilities to be owned by the community association. This description shall include a map of the proposal indicating the precise location of those lands and facilities.
(2) 
Statements setting forth the powers, duties, and responsibilities of the community association, including the services to be provided.
(3) 
A declaration of covenants, conditions, and restrictions, giving perpetual easement to the lands and facilities owned by the community association. The declaration shall be a legal document, which also provides for automatic association membership for all owners in the subdivision and shall describe the mechanism by which owners participate in the association, including voting, elections, and meetings. Furthermore, it shall give power to the association to own and maintain the common property and to make and enforce rules.
(4) 
Statements prescribing the process by which community association decisions are reached and setting forth the authority to act.
(5) 
Statements requiring each owner within the subdivision to become a member of the community association.
(6) 
Statements setting cross covenants or contractual terms binding each owner to all other owners for mutual benefit and enforcement.
(7) 
Statements that the community association document shall be provided to all prospective lot buyers/owners at the time of the agreement of sale and shall be referenced on the deed for each lot.
(8) 
Requirements for all owners to provide a pro rata share of the cost of the operations of the community association.
(9) 
A process of collection and enforcement to obtain funds from owners who fail to comply.
(10) 
A process for transition of control of the community association from the developer to the unit owners.
(11) 
Statements describing how the lands and facilities of the community association will be insured, including limit of liability.
(12) 
A requirement for the association to be responsible for and require association members to pay towards the cost of stormwater maintenance.
(13) 
A requirement for a general easement among and between all property owners for drainage, to ensure that drainage problems encountered at a later time can be solved without purchasing new easements from property owners.
(14) 
A requirement that the association will assume responsibility for the maintenance of stormwater BMPs as provided for in Collier Township's Stormwater Management Ordinance [Chapter 23] and will execute a stormwater BMP operation and maintenance agreement of the type provided for in such ordinance with respect to all stormwater BMPs in the plan not dedicated to and accepted by the Township, regardless of where in the plan such stormwater BMPs are located.
(15) 
A requirement that the association be ultimately responsible should an owner, builder or developer fail to install decorative lamps and/or trees as required by the Zoning Ordinance [Chapter 27] or this chapter.
(16) 
A requirement that the developer or homeowners' association will be responsible for salting, plowing and maintaining streets prior to acceptance by the Township.
(17) 
A requirement that none of the above-referenced provisions be amended without prior written consent of the Township.
(18) 
Disclosure of the community association document shall be provided to all prospective lot buyers/owners at the time of agreement of sale and shall be referenced on the deeds for all lots within the subdivision.
G. 
Preliminary Conservation Easement or Deed Restriction Documents. A preliminary draft of an easement shall be submitted restricting such greenway land in perpetuity against further subdivision or development, to be executed between the landowner and the Township and/or a qualified land conservancy acceptable to the Township prior to final approval. Where greenway land totals less than five acres, deed restrictions may be provided in lieu of a conservation easement.
H. 
Preliminary Greenway Land Ownership and Management Plan.
(1) 
Using the ER/SA map as a base map, the boundaries, acreage and proposed ownership of all proposed greenway land shall be shown, including a plan containing the following information:
(a) 
Proposed ownership, use restrictions, and limitations on buildings and improvements.
(b) 
Necessary regular and periodic operation and maintenance tasks and responsibilities for the various forms of greenway lands (i.e., lawns, playing fields, meadow, pasture, cropland, woodlands and other greenway elements), including mowing, control of invasive species, etc.
(c) 
Estimate of staffing needs, insurance requirements, and associated costs, and defining the means for funding the maintenance of the greenway land on an ongoing basis. Such funding plan shall include the means for funding long-term capital improvements as well as regular yearly operating, maintenance and capital reserve costs.
(2) 
At the Township's discretion, the applicant may be required to post a maintenance bond for the maintenance of greenway land for up to 18 months or such other financial security acceptable to the Township Solicitor. Any maintenance bond shall conform to the terms of § 22-706 of this chapter.
(3) 
Changes to the management plan shall require approval by the Zoning Officer upon recommendation by the Township Engineer.
I. 
Preliminary engineering certification.
J. 
Review and approval of the preliminary application shall be conducted in accordance with § 22-405 of this chapter.
6A03.7. 
Final Application Submission and Review. Final applications shall be consistent with the terms of preliminary application approval, including any conditions specified by the Township Commissioners, and modified as necessary to reflect the proposal for final application approval. In addition to the elements required under § 22-407 of this chapter, final applications shall consist of and be prepared in accordance with the following standards:
A. 
Deed Descriptions. Prior to final application approval, the applicant shall submit to the Township deed descriptions, prepared by a registered land surveyor, for:
(1) 
Any areas reserved for greenway land.
(2) 
Any lots on which deed restrictions or easements are a condition for final application approval.
B. 
Final title plan.
C. 
Final ER/SA plan.
D. 
Final worksheet for conservation subdivisions.
E. 
Final improvements construction plan.
F. 
Final stormwater management and erosion and sedimentation control plan.
G. 
Final greenway ownership and management plan.
H. 
Final executed conservation easement (or deed restrictions, where appropriate).
I. 
Final Landscape Plan. The final landscape plan shall meet the following requirements:
(1) 
The applicant shall submit a master landscape plan showing all areas of the conservation subdivision, including greenway lands. This plan shall be prepared by a landscape architect registered by the Commonwealth of Pennsylvania. A signed and sealed plan shall be submitted prior to final approval.
(2) 
The landscape plan shall show the location of all proposed trees, shrubs, perennials, ground covers and other plantings.
(3) 
The landscape plan shall show the location, species, approximate size and approximate quantity of all existing vegetation to be preserved. Fencing or other means of tree protection shall also be shown on the plan.
(4) 
The landscape plan shall include a schedule of all proposed landscaping, providing the following information:
(a) 
Common and scientific name.
(b) 
Size, including caliper, height, spread and pot size, as applicable.
(c) 
Remarks regarding spacing, habit or other planting instructions as necessary.
(d) 
Remarks or symbols clearly indicating any plant material proposed to meet a specific planting requirement.
(5) 
The landscape plan shall show all utilities, above or below ground, in order to avoid conflicts between plantings and pipes, structures or wires.
(6) 
The landscape plan shall include notes stating the following:
(a) 
That all landscaping shall be guaranteed for 18 months from the time of acceptance by the Township. Should the eighteen-month maintenance period end after November 15 and before May 15 of the following year, the maintenance period shall be extended until May 15 or a time when the plant material is in full leaf, whichever comes later.
(b) 
That the developer shall be required to post a performance bond with the Township to ensure that any tree that dies within the maintenance period shall be replaced.
(c) 
That all plant material shall be of satisfactory health, size and condition in accordance with the standards set forth by the American Nursery and Landscape Association in the most-recent edition of the American Standards for Nursery Stock.
(d) 
That any proposed plan modifications, including relocation of proposed plant material or substitutions for size or species, must be submitted to the Township for approval prior to any changes in the field.
J. 
Final Community Association Document. The final community association document shall be consistent with the terms of preliminary application approval and modified as necessary to reflect the proposal for final approval.
K. 
Performance Guarantee. The applicant shall execute an escrow agreement to cover the cost of all required improvements and common amenities. Where intended as common or public amenities, all landscape improvements, plantings, trails, and recreational facilities within greenway land shall be provided by the developer. A performance bond or other security acceptable to the Township shall be required to cover the costs of installation of such improvements in the greenway land. The performance bond or other security shall be in the same form and adhere to the same conditions as otherwise required for proposed improvements by this Part.
L. 
Review and approval of the final application shall be conducted in accordance with § 22-408 of this chapter.
[Ord. 686, 8/12/2015]
6A04.1. 
An existing resources/site analysis plan, described in § 22-6A03.2, shall be completed prior to starting the four-step design process.
6A04.2. 
Four-Step Design Process. Residential subdivisions using conservation subdivision design shall follow the four-step design process described below. Applicants are required to document the design process in accordance with § 22-6A03.6D.
A. 
Step 1: Delineation of Greenway Land. General locations for greenway land, including stormwater management areas, shall be delineated according to the following procedure:
(1) 
Using the ER/SA plan as a base map, primary and secondary conservation areas shall be delineated. These areas shall be consistent with greenway corridors and other conservation lands proposed in the Township's Comprehensive Parks, Recreation and Open Space Plan.
(2) 
Greenway land shall include all primary conservation areas plus enough secondary conservation area to meet or exceed the minimum acreage requirement for greenway land calculated in accordance with the Zoning Ordinance [Chapter 27]. Secondary conservation areas shall be included based on the following factors:
(a) 
Priorities established under § 22-6A05.1B below.
(b) 
Additional design standards set forth in § 22-6A05.2 below.
(c) 
Practical considerations given to the site area's configuration and its context in relation to resources on adjoining properties.
(d) 
Written recommendations provided by the Township following the site visit regarding the delineation of secondary conservation areas.
(e) 
The applicant's subdivision objectives.
(3) 
Greenway land shall be delineated in a manner clearly indicating greenway land boundaries as well as the types of resources included within them.
(4) 
Remaining lands of the site area outside the greenway land shall constitute the development areas, where streets, dwellings, and lots are to be delineated in accordance with Steps 2, 3, and 4 below.
B. 
Step 2: Alignment of Streets and Trails.
(1) 
The applicant shall delineate a street system that conforms to the site area's natural topography and provides a safe pattern of vehicular and pedestrian access to, from and within the subdivision. Streets shall be subject to the special design standards referenced in § 22-6A06, below.
(2) 
Streets and driveways crossing wetlands and traversing slopes over 12% shall be avoided to the greatest extent practicable.
(3) 
Lots shall generally be accessed from interior streets, rather than from roads bordering the site area.
(4) 
A tentative network of trails shall be shown, where appropriate, providing access to natural and cultural features in the greenway land. Potential trail connections to adjacent parcels shall also be shown in areas where a county or municipal trail network is envisioned.
C. 
Step 3: Locations for Dwelling Units. Dwelling units shall be sited to:
(1) 
Fit the site area's natural topography and minimize earthmoving activity.
(2) 
Provide views of and access to adjoining greenway land.
(3) 
Be located at least 100 feet from primary conservation areas and 50 feet from secondary conservation areas.
D. 
Step 4: Design of Lot Lines. Lot lines shall be drawn in to follow the configuration of dwelling locations and streets in a logical and flexible manner.
[Ord. 686, 8/12/2015]
6A05.1. 
The applicant shall demonstrate, to the satisfaction of the Township, that the following resources are incorporated into greenway land:
A. 
Primary conservation areas, all of which must be included, consisting of:
(1) 
Streams and other watercourses.
(2) 
Ponds and other water bodies.
(3) 
Lands within the one-hundred-year floodplain.
(4) 
Wetlands.
(5) 
Steep slopes of 25% or more (excluding contiguous areas less than 100 square feet) which shall be added to the extent required by § 27-2111 of the Zoning Ordinance [Chapter 27].
(6) 
Slide-prone soils (excluding contiguous areas less than 100 square feet).
B. 
Secondary conservation areas, which shall be added to the primary conservation areas, so as to constitute the amount of required greenway land determined under § 27-2008 of the Zoning Ordinance [Chapter 27]. The determination about which secondary conservation areas are to be included shall be made on a case-by-case basis, taking into consideration the value of such resources on the site area and the desire to create contiguous greenway corridors both within the site and throughout the Township. This determination shall be made by the applicant in consultation with Township staff and the Planning Commission. The following resources shall be considered when adding the secondary conservation areas:
(1) 
Significant habitat of species listed as endangered, threatened, or of special concern, such as those listed in the Pennsylvania Natural Diversity Inventory and county and local natural areas inventories.
(2) 
Slopes of 12% through 24% (excluding contiguous areas less than 100 square feet), which shall be added to the extent required by § 27-2111 of the Zoning Ordinance [Chapter 27]. In determining which slopes to include, particular attention shall be given to those adjoining watercourses and ponds, to protect against flooding and erosion that is detrimental to water quality.
(3) 
Healthy woodlands, particularly those performing important ecological functions such as soil stabilization and protection of streams, wetlands and wildlife habitats.
(4) 
Existing or proposed trails connecting the site area to other locations in the Township.
(5) 
Areas where precipitation is most likely to recharge local groundwater resources because of topographic and soil conditions affording high rates of infiltration and percolation.
(6) 
Areas of prime agricultural soils.
(7) 
Historic structures and sites.
(8) 
Visually prominent topographic features, such as knolls, hilltops and ridges, and scenic views as seen from public roads (particularly those with historic features). Significant views from within the site outward shall also be considered.
6A05.2. 
Additional Design Standards. When determining how to assemble primary and secondary conservation areas into greenway land, the following additional design standards shall be followed:
A. 
Greenway land shall be free of all structures, except historic buildings, structures related to greenway uses and stormwater management areas as defined below.
(1) 
The Township Commissioners may grant approval for stormwater management areas in the greenway land, provided they meet the guidelines in the Pennsylvania Stormwater Best Management Practices Manual. In no case shall more than 50% of the greenway land be occupied by stormwater management areas, including:
(a) 
Infiltration basins, provided that berms do not exceed 36 inches in height.
(b) 
Subsurface infiltration beds.
(c) 
Infiltration trenches.
(d) 
Rain gardens.
(e) 
Vegetated swales.
(f) 
Infiltration berms, provided that berms do not exceed 24 inches in height.
(2) 
The acreage of land used for stormwater management shall not be credited towards minimum greenway land acreage requirements for the site area, unless the land it occupies is appropriate for passive recreational use.
B. 
Greenway land shall be undivided by public or private streets, except where necessary for proper traffic circulation.
C. 
Greenway land shall be interconnected wherever possible to provide a continuous network within and adjoining the subdivision.
D. 
The conservation subdivision shall provide for pedestrian paths and trails for use by the residents of the subdivision and/or the Township. Consideration shall be given to providing for public access on such trails if they are linked to other publicly accessible pathway systems within the Township.
E. 
The conservation subdivision shall provide pedestrian and maintenance access to greenway land such that no more than 15 lots shall be contiguous to each other without a centrally located access point. Access to greenway land used for agriculture or horticulture may be restricted or prohibited for public safety and to prevent interference with agricultural operations.
F. 
Recreation Open Space.
(1) 
The recreation open space requirements of § 22-808 of this chapter shall apply to all conservation subdivisions; provided, however, that the amount of land to be dedicated as recreation open space shall be credited by the Township toward meeting the minimum greenway land requirement of this Part. The recreation open space to be credited shall not exceed the limitations provided under § 27-2009 of the Zoning Ordinance [Chapter 27], "Uses Permitted in Greenway Land."
(2) 
If the Board of Commissioners adopts an ordinance allowing for the payment of a fee in lieu of the recreation open space requirement, then the applicant may request and the Board of Commissioners grant that the recreation open space requirement be satisfied by payment of a fee in accordance with the terms of such ordinance. In such case, the applicant shall pay the fee and deduct the amount of land that otherwise would have been dedicated from the greenway land to be set aside. In no case shall such deduction include primary conservation areas or exceed 20% of the minimum greenway land.
G. 
Greenway land shall generally not include parcels smaller than three acres, have a length-to-width ratio of less than 4:1, or be less than 75 feet in width, except for such lands specifically designed as neighborhood greens, playing fields, trail links and cul-de-sac islands.
H. 
In the R-1 District, at least 3/4 of the lots shall directly abut greenway land or face it across a street. In the R-2 and R-3 Districts, at least 60% of the units shall have views of greenway land.
I. 
The layout shall minimize views of new dwellings from exterior roads and abutting properties by the use of changes in topography, existing vegetation, or additional landscaping which meets the landscaping requirements of this chapter.
J. 
Greenway land that is not wooded or farmed shall be landscaped in accordance with the landscaping requirements and greenway land management plan standards of this chapter.
K. 
Greenway lands shall be delineated by any or all of the methods listed below. The Township Commissioners shall have the sole discretion of approving the location, design and materials used for the delineation of greenway lands.
(1) 
Markers.
(2) 
Small signs, no larger than 1.5 square feet.
(3) 
Individual sections of split-rail or post-and-rail fencing, as long as the fencing is not continuous and does not restrict or prohibit public access.
(4) 
Vegetative plantings, landscaping.
(5) 
Other similar and appropriate methods.
6A05.3. 
Ownership and Maintenance. Applicants shall demonstrate compliance with the requirements of ownership and maintenance, set forth in § 27-2013 of the Zoning Ordinance [Chapter 27].
[Ord. 686, 8/12/2015]
Any application for a conservation subdivision shall apply the special road and intersection standard details that can be found in the Collier Township Infrastructure Improvement and Development Specifications that are an Appendix to Chapter 10, Part 2, of the Code of Ordinances.