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S412 <br />• Properly trained persons should apply all fertilizers. Apply no fertilizer <br />at commercial and industrial facilities, to grass swales, filter strips, or <br />buffer areas that drain to sensitive water bodies unless approved by the <br />local jurisdiction. <br />Integrated .Pest Management <br />An IPM program might consist of the following steps: <br />Step 1: Correctly identify problem pests and understand their life cycle <br />Step 2: Establish tolerance thresholds for pests. <br />Step 3: Monitor to detect and prevent pest problems. <br />Step 4: Modify the maintenance program to promote healthy plants and <br />discourage pests. <br />Step 5: Use cultural, physical, mechanical or biological controls first if <br />pests exceed the tolerance thresholds. <br />Step 6: Evaluate and record the effectiveness of the control and modify <br />maintenance practices to support lawn or landscape recovery and prevent <br />recurrence. <br />For an elaboration of these steps, refer to Appendix IV-F. <br />for Loading and Unloading Areas for Liquid or Solid <br />Description of Pollutant Sources: Operators typically onduct <br />loading/unloading of liquid and solid materials at in strial and <br />commercial facilities at shipping and receiving, o ide storage, fueling <br />eas, etc. Materials transferred can include pro cts, raw materials, <br />in ediate products, waste materials, fuels crap metals, etc. Leaks and <br />spil\duritrainsfer <br />oils, powders, organics, hea metals, salts, acids, alkalis, <br />etc. may cause stormwat contamination. Spills from <br />hydbreaks are a common blem at loading docks. <br />Pollutant Confkkl Approach: <br />area where necessN to preven <br />contaminated storm er. / <br />Applicable <br />At All Loading/ <br />and contain the loading/unloading <br />n of stormwater and runoff of <br />• A significant ount of debri an accumulate at outside, uncovered <br />loading/unl ding areas. Sweep ese surfaces frequently to remove <br />loose ma al that could contamina stormwater. Sweep areas <br />tempor 'ly covered after removal of t containers, logs, or other <br />covering the ground. <br />Pace drip pans, or other appropriate tempora containment device, at <br />locations where leaks or spills may occur such aN,.hose connections, <br />hose reels and filler nozzles. Always use drip pans en making and <br />Volume IV - Source Control BMPs — December 2014 <br />2-27 <br />