As used in this article, the following terms shall have the
following meanings:
AVERAGE SLOPE
Shall be determined as follows:
Average Slope = 0.0023/A x I x L
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Where:
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I
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the contour interval in feet
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L
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the combined length of contour lines in feet
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A
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the area in acres of the parcel in question
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The requirements of this article shall be deemed to be an overlay on all zoning districts now or hereafter enacted to regulate the use of land in the Township and shall apply to all areas, lots or tracts of land having any steep slope as delineated on a plan under the provisions of the Township's Land Development and Subdivision Regulations, Chapter
300 of the Code of Upper Moreland Township or on any plan required under the provisions of the Township's Building Code, Chapter
115, Article
I, of the Code of Upper Moreland Township.
The provisions of this article shall have no effect on the permitted
uses in the underlying zoning district; provided, however, that the
following shall apply:
A. Any lot, which if created by subdivision in accordance with the permitted
minimum lot area of the underlying zoning district would result in
the creation of a lot having an average slope of at least 15% but
not more than 20%, shall have the minimum lot area increased by a
factor of 1.3 and the impervious surface coverage of such lot shall
not be greater than 30% of the permitted minimum lot area of the underlying
zoning district.
B. Any lot, which if created by subdivision in accordance with the permitted
minimum lot area of the underlying zoning district would result in
the creation of a lot having an average slope of at least 20% but
not more than 25%, shall have the minimum lot area increased by a
factor of 1.5 and the impervious surface coverage of such lot shall
not be greater than 20% of the permitted minimum lot area of the underlying
zoning district.
C. Any lot, which if created by subdivision in accordance with the permitted
minimum lot area of the underlying zoning district would result in
the creation of a lot having an average slope of at least 25%, shall
have the minimum lot area increased by a factor of two and the impervious
surface coverage of such lot shall not be greater than 10% of the
permitted minimum lot area of the underlying zoning district.
The following uses shall be prohibited within the boundaries
of the Steep Slope Conservation District:
A. The filling or removal of topsoil except when done in conformity
with an approved plan under this article.
B. Any use which shall result in the creation of steep slopes of 25%
or greater as a result of excavation, grading or other development,
except a minor area not exceeding 500 square feet and when done in
conformity with an approved plan under this article.
Neither the approval of any proposed subdivision or land development
nor the grant of any permit shall constitute or be deemed to constitute
a representation, warranty or guaranty of any kind by the Township
or any of its officers, employees, agents, agencies or members thereof
of the safety or practicality of the proposed subdivision or use,
and such approval shall create no liability on the part of the Township
or its officers, employees, agents, agencies or members thereof.