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7.1.G. - Page 38 <br /> Bioretention Area and Permeable Paver Area Maintenance Plan for <br /> 1410 VALOTA ROAD <br /> April 8, 2014 <br /> t --- .4,, _ Project Address and Cross Streets <br /> Assessor's Parcel No.: <br /> 2 . Property Owner: <br /> , Phone No.: <br /> Designated Contact: <br /> ,- Phone No.: <br /> Bioretention areas function as soil and plant- <br /> based filtration devices that remove pollutants Mailing Address: <br /> through a variety of physical,biological,and <br /> chemical treatment processes.These facilities <br /> normally consist of a grass buffer strip,sand bed, <br /> ponding area,organic layer or mulch layer, <br /> planting soil,and plants. <br /> The property contains 9 bioretention area(s), located as described below and as shown in <br /> the attached site plan. <br /> • Bioretention Area No.1 is located at the rear of Lot 1. <br /> • Bioretention Area No.2 is located at the rear of Lot 1. <br /> • Bioretention Area No.3 is located at the rear of Lot 2. <br /> • Bioretention Area No.4 is located at the rear of Lot 2. <br /> • Bioretention Area No.5 is located at the rear of Lot 3. <br /> • Bioretention Area No.6 is located at the rear of Lot 3. <br /> • Bioretention Area No.7 is located at the rear of Lot 4. <br /> • Bioretention Area No.8 is located at the rear of Lot 4. <br /> • Bioretention Area No.9 is located at the rear of Lot 5. <br /> I. Routine Maintenance Activities for Bioretention Areas <br /> The principal maintenance objective is to prevent sediment buildup and clogging, which <br /> reduces pollutant removal efficiency and may lead to bioretention area failure. Routine <br /> maintenance activities, and the frequency at which they will be conducted, are shown in <br /> Table 1. <br /> Table 1 <br /> Routine Maintenance Activities for Bioretention Areas <br /> No. Maintenance Task Frequency of Task <br /> 1 Remove obstructions,debris and trash from bioretention Monthly,or as needed after storm <br /> area and dispose of properly. events <br /> 2 Inspect bioretention area to ensure that it drains between Monthly,or as needed after storm <br /> storms and within five days after rainfall. events <br /> 3 Inspect inlets for channels,soil exposure or other Monthly,or as needed after storm <br /> evidence of erosion.Clear obstructions and remove events <br /> sediment. <br /> 4 Remove and replace all dead and diseased vegetation. Twice a year <br /> REV: 04-10-14 VR <br /> Page 11 of 15 <br /> ATTY/AGR.2014.051/VALOTA DEVELOPMENT_1410 Valota_STMMA <br />