Village of Lake Grove, NY
Suffolk County
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The following standards for the development of land or the degrading thereof, or both, shall apply in all use district classifications as set forth in Chapter 175, Zoning, of the Code of the Village of Lake Grove. In all use district classifications, the procedure required by § 65-9 of this chapter shall be followed.
A. 
Stormwater runoff or natural drainage shall not be diverted so as to overload existing drainage systems, create flooding or cause erosion or the need for additional drainage facilities on other private or public real property.
B. 
Adequate drainage facilities for stormwater runoff shall be provided.
C. 
Proposed slope embankments along adjoining property lines and street frontages shall have a slope not steeper than one foot on three feet (33 1/3%) unless an adequate stabilization or retaining wall is provided as approved by the Planning Board or the Building Inspector. All slopes shall be adequately stabilized with topsoil and seeding or other approved planting with appropriate ground cover as approved by the Building Inspector.
D. 
The finished grade at a point not less than 10 feet from the building shall be set so as to be pitched away from the top of the nearest foundation at least 12 inches in 10 feet, except that the finished grade shall be no less than 10 inches lower than the top of the nearest foundation at a point no less than 10 feet opposite open porches, patios and pedestrian ramps.[1]
[1]
Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).
E. 
No habitable floor area shall be less than three feet above the groundwater table.
F. 
Front and rear yards shall have a grade of not more than 5% for a distance of 25 feet as measured in a horizontal plane from the structure. Side yards shall have a grade of not more than 10% for a distance of 10 feet as measured in a horizontal plane from the structure. All finished grades within 10 feet of the building shall pitch away from the building at a grade rate of not less than 10%.
G. 
Where roof runoff from any building or structure will produce erosion or drainage problems with respect to adjoining properties, dry wells of adequate capacity, as determined by the Village Engineer, shall be installed as an outfall for rainfall roof runoff.
H. 
The driveway apron shall be at least one foot below the garage floor unless natural topography dictates otherwise and protective grading is provided for the construction of the driveway and driveway apron with respect to adjoining structures and property.
I. 
Notwithstanding the foregoing provisions of this section, the Planning Board may waive or modify compliance with any of the foregoing minimum standards, subject to appropriate conditions, as in its judgment are not warranted by the special circumstances of any application or matter before it or required in the interest of the public health, safety and welfare.
All applications for a building permit and a certificate of oc-cupancy for a subdivision, business or commercial development shall be referred to the Planning Board for its review and approval pursuant to this chapter. The Planning Board may approve, disapprove or approve with modification the application for a building permit and/or certificate of occupancy and specify its reasons for taking such action, based upon the standards set forth in § 65-8. In the event that the Planning Board determines that the information required pursuant to Chapter 175, Zoning, § 175-57, of the Code of the Village of Lake Grove is inadequate to ascertain whether or not the applicant can or will comply or has complied with this chapter, it may require the applicant to submit to the Planning Board a topographical survey prepared by a registered land surveyor or registered professional engineer, showing:
A. 
The existing topography, including buildings or other structures, on the property in question and also for a distance of 100 feet away from the property in all directions.
B. 
Proposed regrading plan.
C. 
Test borings.
D. 
The proposed structure or other on-site improvements in sufficient detail to determine compliance with Chapter 175, Zoning, of the Code of the Village of Lake Grove, or any other information which may be required to determine compliance with this chapter.