Laserfiche WebLink
Exhibit "C" <br /> Bioretention Area (including Bioretention Swale) Maintenance Plan for <br /> One Marina — LOT 3A, LOT 3B, AND PORTION OF PARCEL 2. <br /> October 2012 <br /> `� � r, . -�a�,�.�. � �.4" <br /> _ ��''� {� � Project Address and Cross Streets: 636 BAIR <br /> { ISLAND ROAD RED WOOD CITY CA <br /> � �,. , �,,,t` <br /> w; �„ , .. , <br /> 631, 632, 634. & 635 Truewind Way , Redwood <br /> `�, • � '� Ci_ tv, CA <br /> a <br /> 630 & 636 Fantail Way. Redwood Citv. CA <br /> � - <br /> 640-645 Turnbuckie Drive, Redwood City, CA <br /> Assessor's Parcel No.: 052-531-140 <br /> Property Owner: RC Peninsula Park, LLC <br /> Biaretention areas function as soil and plant- <br /> based filtration devices that remove pollutants Phone No.: 303-371-9000 <br /> through a variety of physical,biological,and <br /> chemical treatmentprocesses. Ti►ese facilities Designated Contact: Matt Salmon <br /> normally consist of a grass buffer strip,sand bed, <br /> ponding area, organic layer or mulch layer, Phone No.:510-453-0312 <br /> planting soil, and plants. <br /> The property contains 105 bioretention area{s), iocated as shown in the attached site plan'. <br /> I. Routine Maintenance Activities <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 /> 5 Maintain vegetation and the irrigation system. Prune and 8efore wet season begins, or as <br /> weed to keep bioretention area neat and orderly in needed <br /> appearance. <br /> 6 Check that mulch is at appropriate depth (3 inches per soil Monthly <br /> specifications)and replenish as necessary before wet <br /> season begins. <br /> 7 Inspect bioretention area using the attached inspection Monthly,or after large storm events, <br /> checklist. and after removal of accumulated <br /> debris or material <br /> � At�ached site plan must match the site plan exhibit to Mainlenance Agreement. <br /> Page 1 NDS Approved 12/5/07 <br /> V�OINI I0301 Prn�w1a PntVtrlipo i14a�2f1I:1:11 YopmxmA apanalWUn�ale�paKS1E7�IlIB1T C lM)fa�qBioel Mo 1411 LTn1Nn.JU' <br />