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DRAINAGE �nwTr <br />GRATE FRS <br />SEDIMENT <br />AND DEBR <br />n <br />1 <br />DRAII <br />BELO <br />DEVI( <br />1 <br />5" MAX -�4 <br />SECTION VIEW <br />ISOMETRIC VIEW <br />)W BYPASS <br />NLET GRATE <br />) WATER <br />n rTnt r�iwt rvr�-rwA <br />-sl <br />NOTES <br />1. CATCH BASIN INSERTS SHALL BE REMOVED AT THE <br />END OF THE PROJECT. <br />2. CATCH BASIN INSERTS ARE ONLY TO BE INSTALLED IN <br />DRAINAGE DEVICES PER THE MANUFACTURES'S <br />RECOMMENDATIONS. CATCH BASIN INLET INSERTS <br />SHALL BE INSTALLED IN CURB INLETS. <br />3. CATCH BASIN INSERTS SHALL BE INSTALLED PRIOR TO <br />CLEARING AND GRADING ACTIVITY, OR UPON <br />PLACEMENT OF A NEW CATCH BASIN. <br />4. SEDIMENT SHALL BE REMOVED FROM THE UNIT <br />WHEN IT BECOMES ONE THIRD FULL OR IN <br />ACCORDANCE WITH THE MANUFACTURES' <br />INSTRUCTIONS. <br />5. SEDIMENT REMOVAL SHALL BE ACCOMPLISHED BY <br />REMOVING THE INLET INSERTS, EMPTYING, AND <br />RE -INSTALLING IT INTO THE CATCH BASIN. DO NOT <br />WASH SEDIMENT INTO STORM DRAINS WHILE <br />CLEANING. <br />6. SIZE THE BELOW INLET GRATE DEVICE (BIGD) FOR THE <br />STORM WATER STRUCTURE IT WILL SERVICE. <br />7. THE BIGD SHALL HAVE A BUILT-IN HIGH -FLOW RELIEF <br />SYSTEM (OVERFLOW BYPASS). <br />8. THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF <br />THE BIGD WITHOUT SPILLING THE COLLECTED <br />MATERIAL. <br />9. PERFORM MAINTENANCE IN ACCORDANCE WITH <br />STANDARD SPECIFICATION 8-01.3(15). <br />WSDOT STD PLAN 1-40.20-00 ACCEPTABLE SUBSTITUTE IF <br />MAINTENANCE MEETS NOTES 1-5 <br />CITY OF EVERETT <br />EVEIPETT PUBLIC WORKS DEPARTMENT <br />Gty Engineer Section Manager CAD Manager Drawn Ry Current Rev Date <br />RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH 12/30/2016 <br />TITLE <br />STANDARD DRAWING Na. <br />STORM DRAIN INLET <br />PROTECTION 210 <br />