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�� � <br /> � <br /> "Manage 2" 25 feet B: Maintain bounce at or below existing <br /> conditions plus 1.0 foot P: Limit <br /> • concentration to predevelopment <br /> concentrations(200 ppb) <br /> "Manage 3" 16.5 feet B: No quantity requirement P: Limit <br /> concentration to 225 ppb <br /> (d) In cases of new development or redevelopment the city shall require that vegetation in the.wetland <br /> buffer be installed prior to the issuance of the certificate of occupancy.The city may waive this requirement in lieu of <br /> a cash escrow or letter of credit equal to 150 percent of the cost to install the required buffer. <br /> . (e) The city may allow the disturbance of an existing buffer area during the course of construction <br /> activity.This disturbance must be kept to a minimum, soils must be decompacted to a level that will accommodate <br /> root growth,and the buffer area must be re-established as required by the city.The city will determine the amount <br /> of allowable disturbance.The city may require a cash escrow or letter of credit equal to 150 percent of the cost to re- <br /> establish the buffer to its original condition. <br /> (f) The city may require buffer area planting and maintenance when the city determines that there is <br /> inadequate vegetation in the buffer area to meet the intent of this section.The city may require a cash escrow or <br /> letter of credit equal to 150 percent of the estimated cost of the vegetation and installation.The escrow or letter of <br /> credit must be valid for up to two years and may be used by the city to replace any vegetation that dies. <br /> (g) The affected property owner or homeowner association that is responsible for the maintenance <br /> must: <br /> (1) Maintain and repair damage to buffer areas from such activities as mowing, cutting,grading or other <br /> prohibited activities, unless mowing is approved by the city as a buffer management plan. Permission must be <br /> obtained from the city before implementing buffer management plans,which may include mowing, burning,and the <br /> use of herbicides. <br /> (2) Maintain only the permitted vegetation in the buffer area and must remove all noxious weeds and <br /> invasive, non-native species such as European buckthorn, upon obtaining a vegetation removal permit from the city <br /> in conjunction with an approved buffer management plan. <br /> (3) Ensure that all soil surfaces in the buffer area are planted with the permitted vegetation and that <br /> there is no open soil surface that may result in erosion. <br /> (4) Ensure that livestock or other domesticated animals which have the potential to permanently disturb <br /> the buffer area by compaction or vegetation removal be kept from entering the buffer area and wetland by a fence or <br /> other suitable means. • <br /> (h) The final upslope edge of the buffer shall be provided to the city in a hard copy and in a CAD or GIS <br /> format in Hennepin County coordinates. . <br /> (i) Golf course partial exemption. Public and private golf courses existing and in operation on the date of <br /> adoption of this article shall be allowed a partial exemption from buffer creation and maintenance requirements with <br /> regards to mowing or cutting buffer vegetation in areas subject to golf play,subject to the following: <br />