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EXHIBIT C <br />Storm Water Treatment Maintenance Plan <br />707 Bradford Street <br />Redwood City, CA 94063 <br />Project Address & Cross Streets: <br />707 Bradford Street <br />Redwood City, CA 94063 <br />Assessor's Parcel No.: <br />Property Owner: MP Bradford Associates, L.P. <br />Phone No.: (650) 356-2900 <br />Designated Contact: VP Asset Management <br />Mailing Address: 303 Vintage Park Drive, Suite 250 <br />Foster City, CA 94404 <br />The property contains one (2) Flow Through Planters and (1) Media Filter (Perk Filter) as described <br />below and as shown in the attached site plan: <br />• Flow Through Planters are located at the north side of the building. <br />• Media Filter (Perk Filter) is located at the north side of the building & under garage. <br />I. Routine Maintenance Activities <br />The principal maintenance objectives are to ensure that water flows unimpeded into the flow-through <br />planter and landscaping remains attractive in appearance. Table 1 shows the routine maintenance <br />activities, and the frequency at which they will be conducted. <br />Table 1 <br />Routine Maintenance Activities for Flow Through Planters <br />No. <br />Maintenance Task <br />Frequency of Task <br />1 <br />Remove obstructions, debris and trash from flow through <br />Monthly, or as needed after <br />planter area and dispose of properly. <br />storm events <br />2 <br />Inspect flow through planter to ensure that it drains between <br />Monthly, or as needed after <br />storms and within five days after rainfall. <br />storm events <br />3 <br />Inspect inlets for channels, soil exposure or other evidence of <br />Monthly, or as needed after <br />erosion. Clear obstructions and remove sediment. <br />storm events <br />4 <br />Remove and replace all dead and diseased vegetation. <br />Twice a year <br />5 <br />Maintain vegetation and the irrigation system. Prune and weed <br />Before wet season begins, or as <br />to keep Flow through planter neat and orderly in appearance. <br />needed <br />6 <br />Check that mulch is at appropriate depth (3 inches per soil <br />Monthly <br />specifications) and replenish as necessary before wet season <br />begins. <br />7 <br />Inspect Flow through planter using the attached inspection <br />Monthly, or after large storm <br />checklist. <br />events, and after removal of <br />accumulated debris or material <br />The principal maintenance objective is to prevent sediment buildup and clogging, which <br />reduces pollutant removal efficiency and may lead to Non -Proprietary Media Filter failure. <br />Routine maintenance activities, and the frequency at which they will be conducted, are <br />shown in Table 2. <br />ATN/AGR/2019.061/MP BRADFORD ASSOCIATES, L.P., - STMMA EXHIBIT C <br />REV: 03-20-19 PR Page 1 of 8 <br />