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AA <br />PLAN <br />SECTION A-A <br />EXCAVATED WASHOUT STRUCTURE <br />PLAN SECTION B-B <br />BB <br />STAPLE DETAIL <br />WASHOUT STRUCTURE WITH STRAW BALES <br />NOTE: <br />CAN BE TWO STACKED BALES OR PARTIALLY EXCAVATED TO REACH 3 FT DEPTH <br />BB <br />PLAN <br />SECTION B-B <br />WASHOUT STRUCTURE WITH WOOD PLANKS <br />CONSTRUCTION SPECIFICATIONS <br />1.LOCATE WASHOUT STRUCTURE A MINIMUM OF 50 FEET AWAY FROM OPEN CHANNELS, STORM DRAIN INLETS, SENSITIVE <br />AREAS, WETLANDS, BUFFERS AND WATER COURSES AND AWAY FROM CONSTRUCTION TRAFFIC. <br />2.SIZE WASHOUT STRUCTURE FOR VOLUME NECESSARY TO CONTAIN WASH WATER AND SOLIDS AND MAINTAIN AT LEAST <br />4 INCHES OF FREEBOARD. TYPICAL DIMENSIONS ARE 10 FEET X 10 FEET X 3 FEET DEEP. <br />3.PREPARE SOIL BASE FREE OF ROCKS OR OTHER DEBRIS THAT MAY CAUSE TEARS OR HOLES IN THE LINER. FOR LINER, <br />USE 10 MIL OR THICKER UV RESISTANT, IMPERMEABLE SHEETING, FREE OF HOLES AND TEARS OR OTHER DEFECTS <br />THAT COMPROMISE IMPERMEABILITY OF THE MATERIAL. <br />4.PROVIDE A SIGN FOR THE WASHOUT IN CLOSE PROXIMITY TO THE FACILITY. <br />5.KEEP CONCRETE WASHOUT STRUCTURE WATER TIGHT. REPLACE IMPERMEABLE LINER IF DAMAGED (E.G., RIPPED OR <br />PUNCTURED). EMPTY OR REPLACE WASHOUT STRUCTURE THAT IS 75 PERCENT FULL, AND DISPOSE OF ACCUMULATED <br />MATERIAL PROPERLY. DO NOT REUSE PLASTIC LINER. WET-VACUUM STORED LIQUIDS THAT HAVE NOT EVAPORATED <br />AND DISPOSE OF IN AN APPROVED MANNER. PRIOR TO FORECASTED RAINSTORMS, REMOVE LIQUIDS OR COVER <br />STRUCTURE TO PREVENT OVERFLOWS. REMOVE HARDENED SOLIDS, WHOLE OR BROKEN UP, FOR DISPOSAL OR <br />RECYCLING. MAINTAIN RUNOFF DIVERSION AROUND EXCAVATED WASHOUT STRUCTURE UNTIL STRUCTURE IS <br />REMOVED. <br />WOOD FRAME <br />IMPERMEABLE <br />SHEETING <br />IMPERMEABLE <br />SHEETING WOOD FRAME SECURELY <br />FASTENED AROUND <br />ENTIRE PERIMETER WITH <br />TWO STAKES <br />STAKE <br />(TYP.) <br />STAKE <br />(TYP.) <br />IMPERMEABLE <br />SHEETING <br />STRAW BALE <br />(TYP.) <br />STAPLES <br />(2 PER BALE) <br />BINDING WIRE <br />STRAW BALE <br />(TYP.) <br />IMPERMEABLE <br />SHEETING <br />1/8" DIA. <br />STEEL WIRE <br />WOOD OR <br />METAL STAKES <br />(2 PER BALE) <br />SANDBAG <br />IMPERMEABLE SHEETING <br />IMPERMEABLE <br />SHEETING <br />1:1 OR FLATTER <br />SIDE SLOPE <br />SANDBAG <br />OR EQUIVALENT <br />10' TYP. <br />10' TYP.3' TYP. <br />10' TYP. <br />2" <br />4" <br />3' TYP. <br />10' TYP. <br />10' TYP. <br />3' TYP. <br />10' TYP. <br />10' TYP. <br />CONCRETE WASHOUT DETAILS <br />THIS DRAWING AND THE INFORMATION THEREIN IS <br />THE PROPERTY OF DESIGN TREE ENGINEERING INC. <br />USE BY THE HOLDER OR DISCLOSURE TO OTHERS <br />WITHOUT THE PERMISSION OF DESIGN TREE <br />ENGINEERING INC. IS PROHIBITED. IT CONTAINS <br />PROPRIETARY AND CONFIDENTIAL INFORMATION OF <br />DESIGN TREE ENGINEERING INC. REPRODUCTION OF <br />THE MATERIAL HEREIN WITHOUT WRITTEN <br />ERMISSION OF DESIGN TREE ENGINEERING INC. <br />VIOLATES THE COPYRIGHT LAWS OF THE UNITED <br />STATES AND WILL SUBJECT THE VIOLATORS TO <br />LEGAL PROSECUTION. <br />COPYRIGHT @ 2020 BY DESIGN TREE ENGINEERING <br />I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, <br />OR REPORT WAS PREPARED BY ME OR UNDER MY <br />DIRECT SUPERVISION AND THAT I AM A DULY <br />LICENSED PROFESSIONAL ENGINEER UNDER THE <br />LAWS OF THE STATE OF MINNESOTA. <br />DRAWING NO. <br />DRAWN BY: <br />CHECKED BY: <br />PROJECT NO.: <br />NO.DATE DESCRIPTIONPRELIMINARY:NOT F <br />O <br />R <br />CONSTRUCTIONDATE:LICENSE #: <br />PRINTED NAME:F:\DESIGN TREE ENGINEERING\PROJECTS\000 - MISC 20\00020057 - 3725 STINSON BLVD APARTMENTS\CONSTRUCTS\CIVIL\00020057-C-DETAILS.DWG #### 7/21/2020JEREMY E. ANDERSON <br />44223 <br />00020057 <br />3725 STINSON <br />BLVD <br />APARTMENTS <br />ST. ANTHONY, MN <br />07/22/20 <br />RJK <br />JEA <br />EROSION <br />CONTROL DETAILS <br />C603