Grades and cross sections shall be such as to provide for the disposal of stormwater and such ground water seepage as may be encountered all in accordance with the plans therefor, inclusive of the Soil Erosion and Sediment Control Plan, approved at the time of approval of the preliminary plat and as further approved or modified at the time of approval of the final construction plans of the subdivision and as may be required in the field by the Borough Engineer as the work progresses.

All construction stakes and grades thereon shall be set by a licensed professional engineer or licensed land surveyor employed by the owner or subdivider.