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Infiltration Trench Maintenance Plan <br />Property Address: 146 Roosevelt Ave <br />Date of Inspection: <br />Treatment Measure No.: <br />9 Inspect infiltration trench using the attached inspection FM.nth1y,'.r'.fter large storm events, and after <br />checklist. vaf cmulated debris or material <br />II, Prohibitions <br />Trees and other large vegetation shall be prevented from growing adjacent to the trench to prevent <br />damage. <br />Avoid using sand for deicing or joint refill at Pervious Paver Joints <br />III. Mosquito Abatement <br />Standing water shall not remain in the treatment measures for more than five days, to prevent mosquito <br />generation. Should any mosquito issues arise, contact the San Mateo County Mosquito Abatement District <br />(SMCMAD), as needed for assistance. Mosquito larvicides shall be applied only when absolutely necessary, <br />as indicated by the SMCMAD, and then only by a licensed professional or contractor. Contact information for <br />SMCMAD is provided below. <br />San Mateo County Mosquito Abatement District <br />1351 Rollins Road <br />Burlingame, CA 94010 <br />PH: (650) 344-8592 <br />FAX: (650) 344-3843 <br />Email: info smcmad.or <br />IV. Inspections <br />The attached Infiltration Trench Inspection and Maintenance Checklist shall be used to conduct <br />inspections monthly (or as needed), identify needed maintenance, and record maintenance that is <br />conducted. <br />Page 2 <br />ATTY/AGR,2025.326/Danquing Hu and Biru Zhou (146 Roosevelt Ave) (Page 14 of 16) <br />