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EXHIBIT "C" <br /> Biotreatment Area and Pervious Pavers Area Maintenance Plan for <br /> Lot 4, "The Grove" Subdivision, Redwood City, CA <br /> August 16, 2016 <br /> ir. - 17* .;7111 Project Address and Cross Streets <br /> v -;s Lot 4 Liberty Hail Lane (near Finger Avenue) <br /> - , - Parcel No.: Lot 4, `The Grove" <br /> :? ti 4 : • Property Owner: Liberty Hall Lane Partners LP <br /> Phone No.: (669) 231 -4240 <br /> Designated Contact: Eric Zweig <br /> :t. . Phone No. : (669) 231 -4240 <br /> Biotreatment areas function as soil and plant- <br /> based filtration devices that remove pollutants Mailing Address: 21771 Stevens Creek Blvd, <br /> through a variety of physical, biological, and Suite 200A, Cupertino, CA 95014 <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 1 biotreatment area, 1 pervious pavers area for the walkway, and 1 <br /> pervious pavers area for the driveway, located as described below and as shown in the <br /> attached site plan' . <br /> O Biotreatment Area is located at the southeasterly corner of the property. <br /> • Pervious Pavers for Walkway is located at the easterly side of the property. <br /> • Pervious Pavers for Driveway is located at the southerly side of the property. <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 biotreatment area and pervious <br /> pavers area failure. Routine maintenance activities, and the frequency at which they will be <br /> conducted, are shown in Table 1 and Table 2. <br /> Table 1 <br /> Routine Maintenance Activities for Biotreatment Areas <br /> No. Maintenance Task Frequency of Task <br /> ~ <br /> 1 Remove obstructions, debris and trash from biotreatment Monthly, or as needed after storm <br /> area and planter box and dispose of properly. events <br /> 2 Inspect biotreatment area and planter box to ensure that Monthly, or as needed after storm <br /> they drain between storms and within five days after events <br /> rainfall. <br /> Al I Y/AGR/2016.222/LIBERTY HALL LANE PARTNERS, LP — STMMA — LOT 4 Page 12 of 18 <br /> REV: 08-22-16 VR <br />