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ABBREVIATIONS: <br />" IN, INCH <br />' FT, FOOT, FEET <br />A AMPS <br />AST ABOVE GROUND STORAGE TANK <br />ASTM AMERICAN SOCIETY FOR TESTING AND MATERIALS <br />dBA DECIBELS <br />DEG. F/oF DEGREES FAHRENHEIT <br />DIA./Ø DIAMETER <br />DIP DUCTILE IRON PIPE <br />E EAST / EASTING <br />EFF.EFFECTIVE <br />ELEV.ELEVATION <br />FT FOOT, FEET <br />GAL GALLON <br />HP HORSE POWER <br />HPAC HIGH PRESSURE AIR COMPRESSOR <br />IN INCH <br />ISCWO INDUSTRIAL SUPER CRITICAL WATER OXIDATION <br />KW KILOWATTS <br />LF LINEAR FEET <br />MAX.MAXIMUM <br />MIN.MINIMUM <br />MNDOT MINNESOTA DEPARTMENT OF TRANSPORTATION <br />MPH MILES PER HOUR <br />N NORTH / NORTHING <br />NEC NATIONAL ELECTRIC CODE <br />NO.NUMBER <br />PFAS PER- AND POLYFLUOROALKYL SUBSTANCES <br />PPM PARTS PER MILLION <br />PSI POUNDS PER SQUARE INCH <br />PVC POLYVINYL CHLORIDE <br />RPM REVOLUTIONS PER MINUTE <br />SCH SCHEDULE <br />SDR STANDARD DIMENSION RATIO <br />SS STAINLESS STEEL <br />TBD TO BE DETERMINED <br />TYP.TYPICAL <br />V VOLTS <br />VAC VOLTS ALTERNATING CURRENT <br />VDC VOLTS DIRECT CURRENT <br />SPECIFICATIONS: <br />GENERAL: <br />1.THE TEMPORARY ISCWO SYSTEM WILL BE LOCATED ON THE PARCEL (PARCEL ID: 1602921240002) IMMEDIATELY NORTH OF THE LAKE <br />ELMO PUBLIC WORKS BUILDING LOCATED AT 3445 IDEAL AVENUE NORTH, LAKE ELMO, MN 55042. <br />2.BAY WEST SHALL COORDINATE ACCESS DURING CONSTRUCTION, SETUP, TESTING, AND SITE RESTORATION WITH THE CITY OF LAKE <br />ELMO. THE TEMPORARY ISCWO SYSTEM WILL BE INSTALLED ON LAND OWNED BY THE CITY OF LAKE ELMO. BAY WEST SHALL BE <br />RESPONSIBLE FOR MAINTAINING CONSTANT COORDINATION BETWEEN ANY SUBCONTRACTORS AND LAKE ELMO. ALL CONSTRUCTION <br />ACTIVITIES PLANNED BY BAY WEST SHALL BE REVIEWED AND APPROVED BY THE OWNER. <br />3.THE LOCATIONS OF UTILITIES SHOWN HAVE BEEN DETERMINED FROM AVAILABLE INFORMATION. IT SHALL BE THE RESPONSIBILITY OF <br />BAY WEST TO LOCATE ALL EXISTING UTILITIES, WHETHER OR NOT SHOWN ON THE DRAWINGS, AND TO PROTECT THEM FROM DAMAGE. <br />WHERE A UTILITY IS ABANDONED OR REQUIRES TO BE PROTECTED, BAY WEST SHALL PROVIDE PROTECTION OF THE UTILITY. BAY WEST <br />SHALL BEAR ALL EXPENSE OF REPAIR, REPLACEMENT, OR ANY OTHER CHARGES RELATED TO EXISTING UTILITIES IN CONJUNCTION WITH <br />THE EXECUTION OF THIS WORK. <br />4.UNKNOWN SITUATIONS OR CONDITIONS NOT COVERED IN THE CONTRACT DOCUMENTS MAY ARISE DURING CONSTRUCTION. BAY WEST <br />SHALL NOTIFY LAKE ELMO IF SUCH A CONDITION IS IDENTIFIED. <br />5.ALL MATERIALS WILL BE IN STRICT COMPLIANCE WITH MINNESOTA STANDARD SPECIFICATIONS, LATEST EDITION. ALL WORK SHALL BE <br />PERFORMED IN ACCORDANCE WITH LOCAL, STATE, AND FEDERAL REGULATIONS. <br />SITE IMPROVEMENTS: <br />1.BAY WEST SHALL CONSTRUCT AN 8-INCH THICK GRAVEL PAD AT THE JOB SITE. THE GRAVEL PAD WILL BE COMPOSED OF RECYCLED <br />MATERIAL CLASS V GRAVEL WITH QUALITY REQUIREMENTS ACCORDING TO MNDOT SPECIFICATIONS. <br />2.BAY WEST WILL GRADE THE JOB SITE BEFORE GRAVEL PLACEMENT. AS DIRECTED BY LAKE ELMO, BAY WEST WILL STOCKPILE <br />EXCAVATED NATIVE SOIL FOR FUTURE USE AT THE SITE BY THE CITY OF LAKE ELMO. <br />3.BAY WEST WILL COMPACT THE GRAVEL PAD TO 95% OF MAXIMUM DRY DENSITY IN TWO 4-INCH LIFTS. THE CLASS V GRAVEL WILL BE <br />COMPACTED BY A MECHANICAL OR VIBRATING COMPACTOR. <br />4.THE GRAVEL PAD WILL BE LEVEL WITH THE EXISTING GRAVEL ROAD (WEST TO EAST) & GROUND GRADE (SOUTH TO NORTH). <br />TEMPORARY ELECTRICAL SETUP: <br />1.A GENERATOR WILL SUPPLY POWER FOR THE JOB SITE. THE GENERATOR SHALL SUPPLY 480/277 VOLTS AND 1,000 KILOWATTS. THE <br />GENERATOR CONSUMES DIESEL AND DIESEL EXHAUST FLUID (DEF) TO GENERATE POWER. THE GENERATOR WILL BE HOUSED IN A <br />TRAILER. <br />2.IF NEEDED, XCEL ENERGY MAY INSTALL A LOW VOLTAGE, TEMPORARY POWER DROP TO SUPPLY POWER TO EQUIPMENT (E.G. SECURITY <br />CAMERAS, HEATING DEVICES, ETC) WHICH WILL RUN DURING OFF WORK HOURS <br />3.IF NEEDED, BAY WEST MAY USE A SMALLER GENERATOR TO POWER EQUIPMENT DURING OFF WORK HOURS <br />4.ALL ELECTRICAL HOOK-UP AND INSTALLATION WILL BE COMPLETED BY A LICENSED ELECTRICIAN IN ACCORDANCE WITH NATIONAL <br />ELECTRIC CODE (NEC) AND ALL GOVERNING STATE AND LOCAL REGULATIONS. <br />5.CONTROL PANELS WILL BE NEMA 4 AND ALL CONTROL PANEL COMPONENTS WILL BE UNDERWRITER LABORATORY (UL) LISTED. <br />WATER SUPPLY: <br />1.BAY WEST WILL DRAW APPROXIMATELY 10 GPM FROM A LAKE ELMO FIRE HYDRANT. BAY WEST WILL GO THROUGH THE LAKE ELMO <br />FIRE DEPARTMENT TO CONNECT THE ISCWO SYSTEM TO THE FIRE HYDRANT. BAY WEST WILL INSTALL A CERTIFIED BACKFLOW <br />PREVENTER AND WATER USAGE METER ON THE FIRE HYDRANT CONNECTION. <br />2.BAY WEST WILL DISCONNECT FROM THE FIRE HYDRANT AT THE END OF EACH WORKING DAY IN THE EVENT OF AN EMERGENCY AFTER <br />NORMAL WORK HOURS. DURING NORMAL WORK HOURS, BAY WEST WILL ALWAYS HAVE SOMEONE ONSITE TO QUICKLY SHUT DOWN THE <br />SYSTEM AND DISCONNECT FROM THE FIRE HYDRANT, IF NEEDED. <br />EQUIPMENT: <br />1.THE ISCWO SKID WILL BE HOUSED UNDERNEATH A ISCWO SHELTER, WHICH WILL CONSIST OF STRUCTURE WITH ONLY A ROOF (SIMILAR <br />TO A CARPORT). THE ISCWO STRUCTURE WILL BE CERTIFIED TO WITHSTAND 115 MPH WIND SPEEDS. THE ISCWO SHELTER MAY HAVE AN <br />UNDERGROUND CONCRETE FOUNDATION (SIZE TBD) <br />SECONDARY CONTAINMENT: <br />1.EQUIPMENT AND STORAGE AREAS WHICH CONTAIN CERTAIN MATERIALS WILL HAVE SECONDARY CONTAINMENT AS OUTLINED IN THESE <br />DRAWINGS. <br />2.SOME SECONDARY CONTAINMENT OPTIONS ARE CONTAINMENT BERMS, WHICH COLLECT RAINWATER DURING STORM EVENTS. BAY <br />WEST WILL REMOVE WATER FROM CONTAINMENT BERMS DAILY AND PUMP THAT ACCUMULATED WATER INTO THE EFFLUENT FRAC <br />TANK. <br />SAFETY: <br />1.BAY WEST AND ITS SUBCONTRACTORS WILL CONDUCT ONSITE ACTIVITIES IN ACCORDNACE WITH BAY WEST HEALTH AND SAFETY PLAN <br />(H&S PLAN) AND ACCIDENT PREVENTION PLAN (APP), TO BE PRESENTED TO PROPERTY OWNER AT LEAST TWO WEEKS IN ADVANCE OF <br />ONSITE ACTIVITIES. COPIES OF H&S PLAN AND APP WILL BE KEPT IN THE PROJECT CONTROL SHED THROUGHOUT ONSITE ACTIVITIES <br />AND MADE AVAILABLE TO BAY WEST AND PROPERTY OWNER PRESONNEL UPON REQUEST. <br />GENERAL SYMBOLS KEY: <br />CONCRETE <br />CLASS V GRAVEL <br />NATIVE SOIL <br />TEMPORARY FENCE <br />TEMPORARY WATER FEED LINE (ABOVE GRADE) <br />HIGH PRESSURE AIR FEED LINE <br />DIESEL FEED LINE (WITH SECONDARY CONTAINMENT) <br />PFAS FEED LINE (WITH SECONDARY CONTAINMENT) <br />PROPANE LINE <br />LAKE ELMO WATER MAIN (12" DIA, DIP) <br />15' OFFSET FROM LAKE ELMO WATER MAIN <br />ISCWO LIQUID EFFLUENT LINE (WITH SECONDARY CONTAINMENT) <br />SECONDARY CONTAINMENT <br />SITE LIMITS (SEE GENERAL NOTES) <br />EXISTING OVERHEAD ELECTRIC LINE <br />PROPOSED TEMPORARY OVERHEAD ELECTRIC LINE <br />EXISTING POWER POLE <br />PROPOSED TEMPORARY POWER POLE <br />SURVEY LOCATION (WITH DESCRIPTION) COLLECTED BY BAY WEST <br />W W W W W W W W W <br />E E E E E E E E E <br />DESCRIPTION <br />DETAIL & CROSS SECTION <br />DESIGNATION: <br />SHEET DETAIL <br />IS LOCATED <br />DETAIL NUMBER <br />1 <br />C-01 <br />OH OH OH OH <br />OH OH OH OH <br />SPECIFICATIONS CONTINUED: <br />NOISE: <br />1.OPERATIONAL HOURS DEPENDANT UPON RESULTS OF CONTINUED NOISE LEVEL MEASUREMENTS OF THE ISCWO SYSTEM, HIGH <br />PRESSURE AIR COMPRESSOR, AND GENERATOR TO BE COMPLETED IN JANUARY 2025 & DURING SYSTEM START UP WHILE THE <br />EQUIPMENT IS AT THE LAKE ELMO SITE. <br />2.BAY WEST DOES NOT EXPECT THE ISCWO EQUIPMENT TO EXCEED THE LAKE ELMO SOUND ORDINANCE (LAKE ELMO CITY CODE 13.00.080) <br />OF AN INCREASE IN SOUND GREATER THAN SIX DECIBELS ABOVE THE AMBIENT NOISE AT THE PROPERTY LINE (DRAWING C-06). BAY <br />WEST ASSUMED THE PROPERTY LINE AS THE WEST SIDE OF IDEAL AVENUE NORTH DUE TO REGULAR TRAFFIC NOISE DURING NORMAL <br />WORKING HOURS. ACCORDING TO THE USDOT NATIONAL TRANSPORTATION NOISE MAP APPLICATION, IDEAL AVENUE NORTH <br />GENERATES APPROXIMATELY 50 TO 54.9 dBA ON AVERAGE OVER A 24-HOUR PERIOD. PREVIOUS NOISE TESTS OF THE ISCWO SYSTEM <br />SUGGEST THAT THE GENERATED NOISE LEVEL AT THE PROPERTY LINE WILL BE LESS THAN 40 dBA. THE ADDITION OF THE ISCWO <br />SYSTEM NOISE TO THE IDEAL AVENUE NORTH NOISE DOES NOT RESULT IN AN INCREASE GREATER THAN SIX DECIBELS ABOVE THE <br />AMBIENT NOISE AT THE PROPERTY LINE PER THE LAKE ELMO SOUND ORDINANCE. <br />SITE SECURITY: <br />1.JOB SITE WILL BE SURROUNDED BY TEMPORARY FENCING WHICH CONSISTS OF 12' LONG X 6' TALL SEGMENTS SUPPORTED BY <br />ABOVEGROUND STANDS. THE TEMPORARY FENCE LINE WILL INCLUDE TWO GATES WHICH WILL BE LOCKED DURING NON-OPERATIONAL <br />HOURS. <br />2.THE JOB SITE WILL ALSO INCLUDE SECURITY CAMERAS LOCATED ON EACH OF THE SIDES OF THE FENCE LINE. <br />1 2 3 4 5 6 <br />A <br />B <br />C <br />D <br />ERDC PFAS DESTRUCTION RESEARCH <br />PHASE II SITE <br />LAKE ELMO, MN <br />SPECIFICATIONS, <br />LEGEND AND ABBREVIATIONS <br />DESIGN <br />JRC <br />JRC DATE <br />DRAWN BY <br />CHECKED BY <br />APPROVED BY <br />DATE SHEET <br />DWG NO. <br />DATE <br />PROJ. NO.J230044 <br />ERDC G-01 <br />REV REVISION DESCRIPTION BY CHK APP G-01 <br />1/28/25 <br />1/28/2025ERW <br />ATJ <br />1/28/25 <br />1/28/25