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INTERWEST—EVERETT CONTRACTOR'S YARD SITE IMPROVEMENTS Sitts& Hill Engineers, Inc. <br /> OPERATION AND MAINTENANCE MANUAL Job Number 18,831 <br /> ' StormFilter Maintenance Report <br /> Date: °erscnnel <br /> Location: System Size: <br /> System Type: Vault❑ Cast-In-Place ❑ Linear Catch Basin❑ Manhole❑ Other ❑ <br /> List Sa'ety Procedures and Equipment Used: <br /> System Observations <br /> Months in Ser.'ce: <br /> ' 01 in Forebay(it present) Yes ❑ No ❑ <br /> Sed rncnt Depth it Forebay,''if present?: <br /> Sed�ment Depth or,Vault Foot: <br /> ' Structural Damage: <br /> Drainage Area Report <br /> Excess ve Oil Lcadir,g: Yes ❑ No ❑ Source: <br /> Sediment Accumulation on Pavement: Yes ❑ No ❑ Source: <br /> Erosion of Landscaped Areas: Yes ❑ No ❑ Source: <br /> StormFilter Cartridge Replacement Maintenance Activities <br /> Remove Trash and Debris Yes ❑ No ❑ Details: <br /> Replace Cartridges: Yes ❑ No ❑ Details: <br /> Sed;ment Removed Y'es El No ❑ Details: <br /> ' Quantity c'Sediment Removed(estimate?). <br /> Minor Structural Repairs: Yes ❑ No ❑ Details: <br /> ' Residuals(debris,sediment;Disposal Methods <br /> Notes: <br /> SITTS& HILL ENGINEERS, INC. 25 <br /> TACOMA, WASHINGTON <br />