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Bioretention Area <br />Inspection and Maintenance a Che kli t <br />Property Address. 630 Bair Island Road, Redwood City. CA Property Owner RC Peninsula Park. LLC <br />Treatment Measure No. <br />Inspectors <br />Date of Inspection: <br />Type of Inspection; Monthly Pre -let Season <br />After heavy runoff ._. End of Wet Season <br />Other: <br />Defect <br />Conditions When Maintenance Is <br />Maintenance <br />Comments (Describe maintenance <br />Results Expected When <br />Needed <br />Needed? { lN} <br />completed and if needed maintenance was <br />Maintenance I Performed <br />not conducted, note when it will be done) <br />1. Standing Hater <br />When grater stands in the bioretention <br />There should be no areas of <br />area between storms and does not <br />standing water once inflow has <br />drain within five days after rainfall. <br />ceased. Any of the following may <br />apply: sediment or trash blockages <br />removed, improved grade from head <br />to foot of bioretention area, or added <br />underdrains. <br />2. Trash and Debris <br />Trash and debris accumulated in the <br />Trash and debris removed from <br />Accumulation <br />bioretention area. <br />bioretention area and disposed of <br />properly. <br />3. Sediment <br />Evidence of sedimentation in <br />Material removed so that there is no <br />bioretention area. <br />clogging or blockage. Material is <br />disposed of properly. <br />4. Erosion <br />Channels have formed around inlets, <br />Obstructions and sediment removed <br />there are areas of bare soil, and/or <br />so that water flows freely and <br />other evidence of erosion. <br />disperses over a wide area. <br />Obstructions and sediment are <br />disposed of properly. <br />5. Vegetation <br />Vegetation is dead, diseased and/or <br />Vegetation is healthy and attractive <br />overgrown. <br />in appearance. <br />6. Mulch <br />Mulch is missing or patchy in <br />All bare earth is covered, except <br />appearance. Areas of bare earth are <br />mulch is kept 6 inches away from <br />exposed, or mulch layer is less than 3 <br />trunks of trees and shrubs. Mulch is <br />inches in depth. <br />even in appearance, at a depth of 3 <br />inches. <br />7. Miscellaneous <br />Any condition not covered above that <br />Meet the design specifications. <br />needs attention in order for the <br />bioretention area to function as <br />designed. <br />M <br />X <br />co <br />Bioretention Area Maintenance Plan - °a e- <br />VzUUIM1105}{0TW ILWIFLIVIChINt%Si m iwmaCAMAAArr rA rWNCHInCfCOnfi 'Audu-13kmi_Arm_[a4VChcc ihi- <br />