[Ord. 338, 12/21/2015]
For any of the activities regulated by this chapter, the preliminary
or final approval of subdivision and/or land development plans, the
issuance of any building or occupancy permit, or the commencement
of any earth disturbance activity may not proceed until the property
owner or applicant or his/her agent has received written approval
of a SWM site plan from the Township, unless the project qualifies
for an exemption from the requirements to submit a SWM site plan.
[Ord. 338, 12/21/2015]
The SWM site plan shall consist of a general description of
the project, including sequencing items described in § 304,
calculations, maps and plans. A note on the maps shall refer to the
associated computations and erosion and sediment control plan by title
and date. The cover sheet of the computations and erosion and sediment
control plan shall refer to the associated maps by title and date.
All SWM site plan materials shall be submitted to the Township in
a format that is clear, concise, legible, neat, and well organized;
otherwise, the SWM site plan shall not be accepted for review and
shall be returned to the applicant. The following items shall be included
in the SWM site plan:
(a) General.
(1)
General description of the project, including those areas described
in § 304.
(2)
General description of permanent stormwater management techniques,
including construction specifications of the materials to be used
for stormwater management facilities.
(3)
A description of any storm drainage problems within, adjacent
to or downstream of the project site.
(4)
Complete hydrologic, hydraulic, and structural computations
for all stormwater management facilities.
(5)
An erosion and sediment pollution control plan, including all
reviews and approvals by the Conservation District.
(6)
A listing of all regulatory approvals required for the proposed
project, and the status of the review and approval process for each.
Final approval or adequacy letters must be submitted to the Township
prior to (or as a condition of) the Township's issuance of final
approval of the SWM site plan.
(7)
A general description of nonpoint source pollution controls.
(b) Maps. Map(s) of the project area shall be submitted on twenty-four-inch
by thirty-six-inch sheets and/or shall be prepared in a form that
meets the requirements for recording at the offices of the Recorder
of Deeds of Berks County. If the Township Subdivision and Land Development
Ordinance (SALDO) has more stringent criteria, then the more stringent
criteria shall apply. The contents of the map(s) shall include, but not be limited
to:
(1)
The location of the project relative to highways, municipalities
or other identifiable landmarks.
(2)
Existing contours at intervals of two feet. In areas of steep
slopes (greater than 15%, five-foot contour intervals may be used.
(3)
Existing streams, lakes, ponds or other waters of the commonwealth
within the project area.
(4)
Other physical features, including flood hazard boundaries,
stream buffers, existing drainagecourses, areas of natural vegetation
to be preserved, potential or delineated wetland areas, areas of limestone
geology, special geologic features and the total extent of the upstream
area draining through the site.
(5)
The locations of all existing and proposed utilities, sanitary
sewers, and water lines within 50 feet of property lines.
(6)
An overlay showing soil names and boundaries, identifying those
soils which are hydric, have seasonal high-water tables, or shallow
depth to bedrock.
(7)
Limits of earth disturbance, proposed changes to the land surface
and vegetative cover, including the type and amount of impervious
area that would be added.
(8)
Proposed structures, roads, paved areas, and buildings.
(9)
Final contours at intervals of two feet. In areas of steep slopes
(greater than 15%, five-foot contour intervals may be used.
(10)
The name of the development, the name and address of the owner
of the property, and the name of the individual or firm preparing
the plan.
(12)
A graphic and written scale of one inch equals no more than
50 feet; for tracts of 20 acres or more, the scale shall be one inch
equals no more than 100 feet. Alternative scales may be utilized if
preapproved by the Township.
(14)
The total tract boundary and size, with distances marked to
the nearest foot and bearings to the nearest degree.
(15)
Existing and proposed land use(s).
(16)
A Key Map showing all off-site existing man-made features which
may be affected by stormwater runoff or stormwater management controls
for the project.
(17)
Location of all open channels.
(18)
Overland drainage patterns and swales, flow paths used in calculations
for time of concentration.
(19)
A minimum twenty-foot-wide access easement around all stormwater
management facilities that would provide ingress to and egress from
a public right-of-way.
(20)
The location of all erosion and sediment pollution control facilities.
(21)
A note on the plan indicating the location and responsibility
for maintenance of all stormwater management facilities, including
those that are located off site. All facilities, whether on or off
site, shall meet the performance standards and design criteria specified
in this chapter.
(22)
A statement, signed by the landowner, acknowledging that any
revision to the approved SWM site plan must be approved by the Township
and the Conservation District.
(23)
The following signature block for the Design Engineer:
"I, (Design Engineer), on this date (date of signature), hereby
certify that the SWM Site Plan meets all design standards and criteria
of Lower Heidelberg Township Stormwater Management Ordinance."
(c) Supplemental Information. The following supplemental information
shall be provided with the SWM site plan:
(1)
A written description of the following information shall be
submitted:
(i)
The overall stormwater management concept for the project designed
in accordance with § 304.
(ii)
Stormwater runoff computations as specified in this chapter.
(iii) A summary comparing peak rates of runoff at all
points of discharge from the site for the predevelopment, construction
phase and post-development conditions.
(iv)
Stormwater management techniques to be applied both during and
after development.
(v)
Expected project time schedule.
(vi)
Development stages (project phases) if so proposed.
(2)
An operation and maintenance plan in accordance with §§ 403(e)
and 702 of this chapter.
(3)
An erosion and sediment pollution control plan, including all
reviews and approvals, as required by PaDEP and the Berks County Conservation
District.
(4)
The effect of the project (in terms of runoff volumes and peak
flows) on adjacent properties and on any existing Township stormwater
collection system that may receive runoff from the project site.
(5)
A copy of the highway occupancy permit and all reviews and approvals
from PennDOT when utilization of a PennDOT drainage system or improvements
within a state right-of-way is proposed.
(d) Stormwater Management Facilities.
(1)
All stormwater management facilities must be located on a plan
and described in detail.
(2)
When infiltration facilities such as seepage pits, beds or trenches
are used, the locations of existing and proposed septic tank infiltration
areas and wells must be shown.
(3)
All calculations, assumptions, and criteria used in the design
of the stormwater management facilities must be shown.
(e) Responsibilities for Operations and Maintenance of Stormwater Controls
and BMPs.
(1)
No Regulated earth disturbance activities within the Township
shall commence until approval by the Township of a stormwater control
and BMP operations and maintenance plan which describes how the permanent
(e.g., post-construction) stormwater controls and BMPs will be properly
operated and maintained.
(2)
The following items shall be included in the stormwater control
and BMP operations and maintenance plan:
(i)
Map(s) of the project area, in a form that meets the requirements
for recording at the offices of the Recorder of Deeds of Berks County,
and shall be submitted on thirty-six-inch by forty-eight-inch sheets.
The contents of the map(s) shall include, but not be limited to:
1.
Clear identification of the location and nature of permanent
stormwater controls and BMPs;
2.
The location of the project site relative to highways, municipal
boundaries or other identifiable landmarks;
3.
Existing and final contours at intervals of two feet, or others
as appropriate;
4.
Existing streams, lakes, ponds, or other bodies of water within
the project site area;
5.
Other physical features, including flood hazard boundaries,
sinkholes or other special geologic features, streams, existing drainagecourses,
potential or delineated wetland areas, and areas of natural vegetation
to be preserved;
6.
The locations of all existing and proposed utilities, sanitary
sewers, and water lines within 50 feet of property lines of the project
site;
7.
Proposed final changes to the land surface and vegetative cover,
including the type and amount of impervious area that would be added;
8.
Proposed final structures, roads, paved areas, and buildings;
and
9.
A fifteen-foot-wide access easement around all stormwater controls
and BMPs that would provide ingress to and egress from a public right-of-way.
(ii)
A description of how each permanent stormwater control and BMP
will be operated and maintained, and the identity of the person(s)
responsible for operations and maintenance;
(iii) The name of the project site, the name and address
of the owner of the property, and the name of the individual or firm
preparing the plan; and
(iv)
A statement, signed by the landowner, acknowledging that the
stormwater controls and BMPs are fixtures that can be altered or removed
only after approval by the Township.
(3)
The stormwater control and BMP operations and maintenance plan
for the project site shall establish responsibilities for the continuing
operation and maintenance of all permanent stormwater controls and
BMPs, as follows:
(i)
Only where stormwater controls or BMPs are deemed by the Board
of Supervisors to be regional in nature or where the Township determines
that it is in the best interest of the general public shall the Township
accept operations and maintenance responsibility for stormwater controls
or BMPs located outside of the public street rights-of-way.
(ii)
The responsibility for operations and maintenance of all other
stormwater controls or BMPs, whether by the property owner, a property
owners' association, or a private management entity, shall be
specified on the operations and maintenance plan.
(4)
The Township shall make the final determination on the continuing
operations and maintenance responsibilities. The Township reserves
the right to accept or reject the operations and maintenance responsibility
for any or all of the stormwater controls and BMPs. To the extent
that stormwater management facilities are developed or modified as
part of a subdivision or land development application, any stormwater
management facilities serving more than two lots shall be owned, operated
and maintained (pursuant to a maintenance agreement approved by the
Township) either jointly by all of the properties that are tributary
to a stormwater management facility or by a homeowners' association.
(f) Township Review of Stormwater Control and BMP Operations and Maintenance
Plan.
(1)
The Township shall review the stormwater control and BMP operations
and maintenance plan for consistency with the purposes and requirements
of this chapter and any permits issued by PaDEP.
(2)
The Township shall notify the applicant in writing whether the
stormwater control and BMP operations and maintenance plan is approved.
(3)
The Township may require a record as-built drawing of all stormwater
controls and BMPs and an explanation of any discrepancies with the
operations and maintenance plan.
(4)
All agreements, easements, covenants or other similar documents,
which assign operations and maintenance responsibility for stormwater
controls or BMPs shall be provided to the Township Solicitor for review
and approval.
[Ord. 338, 12/21/2015]
The Township shall require receipt of a complete plan, as specified
in this chapter, comprised of the requisite number of plan copies
and the requisite application fee and/or review escrow. For any activities
that require an NPDES permit for stormwater discharges from construction
activities, a PaDEP joint permit application, a PennDOT highway occupancy
permit, or any other permit under applicable state or federal regulations
or are regulated under Chapter 105, Dam Safety and Waterway Management, or Chapter 106, Floodplain Management, of PaDEP's Rules and Regulations, the proof of application
for said permit(s) or approvals shall be part of the plan. The plan
shall be coordinated with the state and federal permit process and
the Township SALDO review process.
(a) For projects which require SALDO approval, the SWM site plan shall
be submitted by the applicant as part of the preliminary plan submission
where applicable for the regulated activity.
(b) For those regulated activities that do not require SALDO approval,
see § 401, General Requirements.
(c) Six copies of the SWM site plan shall be submitted and distributed
as follows:
(1)
Two copies to the Township, accompanied by the requisite Township
review fee, as specified in this chapter.
(2)
Two copies to the Conservation District.
(3)
One copy to the Township Engineer.
(4)
One copy to the County Planning Commission, when directed by
the Township.
[Ord. 338, 12/21/2015]
A disapproved SWM site plan may be resubmitted, with the revisions
addressing the Township's concerns documented in writing and
addressed to the Township Secretary in accordance with § 404
of this chapter and distributed accordingly and be subject to review
as specified in § 405 of this chapter. The applicable Township
Review and Inspection Fee must accompany a resubmission of a disapproved
SWM site plan.