Laserfiche WebLink
<br />. <br /> <br />. <br /> <br />. <br /> <br />construction of roads or drainage convevances shall be performed bv <br />an International Society of Arboliculture Certified Arborist or a <br />Society of American Foresters Certified Forester. <br />1. For the' purposes of this Section. Sil.'11ificant trees shall include: <br /> <br />(a) An species of oak that have a DBH of four (4) inches or <br />greater: and <br /> <br />(b) All evergreen species that have a DBH of four (4) inches or <br />greater~ and <br /> <br />(c) All other trees that have a DBH of eight (8) inches or more. <br />D~ador diseased trees shall be identified OR the S'..lr;'ey. /Jl tree <br />surveys for subdi'lisions' in':olving the construction of roads or <br />drainage conveyances ::;hall be performed by (1n International <br />Society of .'\rboriculturc Certified .^.rborist and shall be consistent <br />with the enginoer's gradir:.g plan conte'.lfS. <br /> <br />h-Existing soil conditions throughout the parcel; and <br /> <br />I <br />. I <br /> <br />M.Existing contour data for the entire property with vertical contour data <br />consistent with City standards for all areas to be disturbed by proposed <br />tree removal operations, extending for a distance of at least fifty (50) <br />feet beyond the limits of such areas. Indicated elevations may be <br />based on United States Geological Survey data. <br /> <br />Subd. 4. <br /> <br />Tree Preservation Barriers <br /> <br />a. All tree protection areas are recommended to be designated as such <br />with "Tree Save Area" signs posted in addition to the required <br />protective fencing. Signs requesting sub-contractor cooperation and <br />compliance with tree protection standards are recommended for site <br />entrances. <br /> <br />b. Before any construction or grading takes place, snow fencing or <br />erosion control fencing shall be placed around the borders of woodlots <br />at the drip line of large trees to be preserved. Signs. shall be placed <br />along this fence line prohibiting grading beyond the fence line. <br /> <br />c. These fences will be orange polyethylene laminar safety fencing or of <br />woven polyethylene fabric (silt fe~cing). <br /> <br />d. Passive forms of tree protection may be utilized to delineate tree save <br />areas outside of the MUSA line with approval of the City. These areas <br />must be completely surrounded with continuous rope ai-flagging <br /> <br />-341- <br />