A.
The SWM site plan shall consist of a narrative and all applicable
calculations, maps, plans and supplemental information necessary to
demonstrate compliance with this chapter.
B.
All landowners of land, or their authorized agent, included in the
SWM site plan shall be required to execute all applications and final
documents.
C.
All SWM site plans shall be prepared by a qualified person.
D.
Where the regulated activity constitutes subdivision or land development as hereinabove defined, the SWM site plan shall be submitted with and form an integral part of the plans required under the City Subdivision and Land Development Ordinance (SALDO), and the plan procedure and requirements of Chapter 265 in the City Code shall apply.
A.
The plan should be clearly and legibly drawn at a scale of one inch
equals 50 feet or larger (i.e., one inch equals 40 feet, one inch
equals 30 feet, etc.) and shall be submitted on twenty-four-inch by
thirty-six-inch sheets.
B.
If the plan is prepared in two or more drawing sheets, a key map
showing the location of the sheets and a match line shall be placed
on each sheet.
C.
Each sheet shall be numbered to show the relationship to the total
number of sheets in the plan (e.g., Sheet 1 of 5).
D.
If a physical plan is to be recorded, a space 4 1/4 inches by
1 3/4 inches shall be provided for the recording certificate
for the Office of the Recorder of Deeds of Lancaster County. If the
plan is being recorded electronically, provide appropriate accommodation
required by the Recorder of Deeds.
The following items shall be included in the SWM site plan:
A.
Location and Identification.
(1)
The date of the SWM site plan and latest revision, graphic scale,
written scale and North arrow.
(2)
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.
(3)
The file or project number assigned by the firm that prepared
the plan.
(4)
Source of title including deed book volume and page number for
the subject property.
(5)
Parcel ID Number (PIN).
(6)
Names of all adjoining property owners with PIN and deed book
information.
(7)
A legible location map, drawn to a scale of a minimum of one
inch equals 2,000 feet, relating the plan to municipal boundaries,
at least two intersections of road center line or other identifiable
landmarks.
(8)
The total tract boundary with distances marked to the nearest
hundredth of a foot and bearings to the nearest degree.
(9)
Total tract size in acres and square feet to the nearest hundredth
of a foot.
(10)
Drainage area to each BMP in square feet and acres.
B.
Existing features.
(1)
In areas of disturbance, contours at intervals of one or two
feet. In areas of steep slopes (greater than 15%) and areas undisturbed,
five-foot contour intervals may be used.
(2)
The locations of all existing utilities (including on-lot disposal
systems and wells) and stormwater management facilities, sanitary
sewers, and water lines and associated easements.
(3)
Physical features including flood hazard boundaries, wetlands,
sinkholes, streams, lakes, ponds and other waterbodies, existing drainage
courses, karst features, areas of native vegetation including trees
greater than six inches diameter at breast height (DBH) (with geolocation,
species, and DBH), woodlands, other environmentally sensitive areas
and the total extent of the upstream area draining through the development
site.
(4)
An overlay showing soil names, boundaries and hydrologic soil
groups.
(5)
All existing man-made features within 50 feet of the development
site boundary, or as determined by the Director. A note shall be included
stating the existing impervious area on site in square feet.
(6)
Municipal, Zoning District, Historic District, Streetscape District
and other applicable boundaries lines.
C.
Proposed features.
(1)
Changes to the land surface and vegetative cover, including
final proposed contours at intervals of one or two feet in areas of
disturbance. In areas of steep slopes (greater than 15%) and areas
undisturbed, five-foot contour intervals may be used.
(2)
Proposed structures, roads, paved areas, buildings and other
impervious and semi-impervious areas. A note shall be included stating
the proposed impervious area on site in square feet.
(3)
The location of any proposed on-lot disposal systems, replacement
drainfield easements, and water supply wells, utilities and stormwater
management facilities.
(4)
Area of each BMP proposed in square feet and acres.
(5)
Plan and profile drawings of all proposed SWM facilities, including
structural and nonstructural BMPs, drainage structures, pipes, open
channels, and swales.
(6)
Where pervious pavement is to be installed, pavement material
and construction specifications shall be included.
(7)
The location of all existing and proposed easements, including
drainage easements, access easements and riparian corridor easements.
(9)
The location of all E&S control facilities and tree protection
zones.
D.
Notes and certificates.
(1)
A statement, signed by the landowner, acknowledging the SWM
facilities to be permanent fixtures that cannot be altered or removed
unless a revised plan is approved by the City of Lancaster.
(2)
The following signature blocks for the City of Lancaster:
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The City of Lancaster SWM site plan Approval Certification
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On this date __________, 20_____, the City of Lancaster approved
this project, and all conditions have been met. This approval includes
the complete set of plans and information that are filed with the
City of Lancaster in File No. __________, based upon its conformity
with the standards of the City of Lancaster Stormwater Management
Ordinance.
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__________
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Director
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Certificate of Survey Accuracy
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I hereby certify, that to the best of my knowledge, the survey
and plan shown and described hereon is true and correct to the accuracy
required by the Lancaster City Subdivision and Land Development Ordinance.
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__________ (Seal of Surveyor)
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(Signature of Registered Surveyor)
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__________, 20_____.
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Certificate of Accuracy for Stormwater Management Plan
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I hereby certify, that to the best of my knowledge, the Stormwater
Management Plan shown and described hereon are designed in conformity
with the Lancaster City Stormwater Management Ordinance.
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__________ (Seal of Professional)
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(Signature of Registered Professional responsible for the design
improvement)
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Certificate of Individual Ownership and Acknowledgement of Stormwater
Management Plan
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COMMONWEALTH OF PENNSYLVANIA COUNTY OF LANCASTER
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On this, _____ day of _____, 20 _____, before me, the undersigned
officer, personally appeared __________, who being duly sworn according
to law, deposes and says that he/she is the owner or equitable owner
of the property shown on this plan, and that he/she acknowledges the
same to be his/her act and plan and desires the same to be recorded
as such according to law.
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__________
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(Signature of Owner/Equitable Owner)
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Witness my hand and seal the day and date above written.
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__________
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(Signature and Seal of Notary Public)
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My Commission Expires __________, 20_____
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Certificate of Business or Corporate Ownership and Acknowledgement
of Stormwater Management Plan
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COMMONWEALTH OF PENNSYLVANIA
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COUNTY OF LANCASTER
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On this, _____ day of _____, 20 _____, before me, the undersigned
officer, personally appeared __________, being the (Individual's
Title) of (Business or Corporation) who being duly sworn according
to law, deposes and says that (Business or Corporation) is the owner
or equitable owner of the property shown on this plan, and that the
plan is the act and deed of (Business or Corporation), which desires
the same to be recorded as such according to law. Witness my hand
and seal the day and date above written.
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__________
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(Signature and Seal of Notary Public)
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My Commission Expires __________, 20 _____
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(3)
For SWM facilities located off site:
(a)
A note on the plan referencing a recorded Stormwater operation
and maintenance (O&M) Agreement that indicates the location and
responsibility for maintenance of the off-site facilities.
(b)
All off-site SWM facilities shall meet the performance standards
specified in this chapter.
(c)
Copies of all easement agreements.
(4)
A note informing the owner that the City of Lancaster shall
have the right of entry for the purposes of inspecting all stormwater
conveyance, treatment, or storage facilities.
(5)
A note indicating existing and proposed land use(s).
(6)
A note and/or table showing the annual estimated stormwater
capture in gallons, the design storm depth for annual capture and
the loading ratio for each BMP employed. The note and/or table shall
include the type of BMP, size of BMP in square feet and acres and
the drainage area for each BMP in square feet and acres.
A.
General description of the development site, including a description
of existing natural and hydrologic features and any environmentally
sensitive areas.
B.
General description of the overall SWM concept for the project, including
a description of permanent SWM techniques, nonstructural BMPs to be
employed and construction specifications of the materials to be used
for structural SWM facilities. The narrative shall include a description
of any treatment trains and how the facilities are meant to function
with each other to manage stormwater runoff.
C.
The effect of the project (in terms of runoff volumes, water quality
and peak flows) on adjacent properties and on any existing municipal
stormwater management facilities that may receive runoff from the
development site.
D.
Complete hydrologic, hydraulic, and structural computations for all
SWM facilities.
E.
Expected project time schedule.
F.
Such other information as may be requested from time to time by the
Director.
A.
If required by the Director, in areas of carbonate geology, a detailed
geologic evaluation, or such other evaluation as approved by the Director,
prepared by a registered professional geologist (PG) must be submitted
as part of the SWM site plan. The report shall include, but not limited
to the following:
B.
An E&S plan, including all approvals, as required by 25 Pa. Code
Chapter 102, shall be provided to the City of Lancaster prior to final
plan approval.
(1)
No regulated activities within the City of Lancaster shall commence
until an erosion and sediment control plan for construction activities
has been approved by the City.
C.
For any activities that require a DEP Joint Permit application and are regulated under 25 Pa. Code Chapter 105 or 25 Pa. Code Chapter 106, require a Penn DOT Highway Occupancy Permit, or require any other permit under applicable state or federal regulations, the permit(s) shall be part of the SWM site plan and must be obtained prior to final plan approval.
