Laserfiche WebLink
Bioretention Areal Maintenance Plan for <br /> Burger King Restaurant #2443 <br /> 11 -16-2015 <br /> W. 1 , ;l Project Address and Cross Streets: 575 El <br /> ..., ,, _l t rl =1 Camino Real, Redwood City, CA 94063 <br /> Assessor's Parcel No.: 044-17-019 <br /> I - A2 <br /> • R s r O <br /> ` <br /> ' <br /> -,' e Property Owner: C&H Holdings LLC <br /> 7$ ¢tl -i Phone No.: 650-637-1288 <br /> 7 '� , t Designated Contact: Christopher Hsiunq <br /> Phone No.: 650-773-2909 <br /> 131oretenflon areas function as soil and plant- Mailing Address: 5 Estates Dr. <br /> based filtration devices that remove pollutants <br /> through a variety of physical, biological, and Millbrae, CA 94030 <br /> chemical treatment processes. These facilities <br /> normally consist of a grass buffer strip, sand bed, i <br /> ponding area, organic layer or mulch layer, <br /> planting soil, and plants. <br /> The property contains two bioretention area(s), located as described below and as shown <br /> in the attached site plane. <br /> • Bioretention Area No. 1 is located at the northeast corner of the project site. <br /> • Bioretention Area No. 2 is located approximately 50' south of Bioretention Area No. 1 <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 bloretention Monthly, or as needed after storm <br /> area and dispose of properly. events <br /> 2 Inspect bloretention 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 Before wet season begins, or as <br /> weed to keep bioretention area neat and orderly in needed <br /> appearance. <br /> ' Bioretention areas include linear treatment measures designed to filter water through biotrcatment soils. A bioretention <br /> area that has no waterproof liner beneath it and has a raised underdrain in the underlying rock layer to promote <br /> infiltration, as shown in Section 6.1 of the C.3 Technical Guidance, may also be called a "bioinfiltration area". <br /> 2 Attached site plan must match the site plan exhibit to Maintenance Agreement. <br /> Page 1 Revised 11/30/11 <br /> ME wrpnmt^Mira,waxeurwem,R.mwwFf",mnaSwenwu rµb,ngwnio.1n»mm,wn We,M.nw•m <br /> ATTY/AGR.2016.255/C&H Holding Company, LLC - STMMA <br />