01-24-2024 Council Packet - Laserfiche WebLink

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K:\019789-000\Cad\Plan\3RD ADDITION\019789-000-C-EROS-PLAN-3RD.dwg 1/3/2024 8:00:46 AMCG-08 AS SHOWN SJH / JEB KWHJEB / ATH SCALE: PLAN BY: DESIGN BY: CHECK BY: SHEET WSB PROJECT NO.I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION,OR REPORT WAS PREPARED BY ME OR UNDER MYDIRECT SUPERVISION AND THAT I AM A DULYLICENSED PROFESSIONAL ENGINEER UNDER THELAWS OF THE STATE OF MINNESOTA.LIC. NO:DATE:REVISIONSNO.DATEDESCRIPTIONPIONEER COMMONS - THIRD ADDITIONLENNAR HOMES - LITTLE CANADA, MINNESOTA019789-000 KYLE W. HOFF01/XX/202459709EROSION CONTROL NOTES EROSION CONTROL NOTES 1.A STORMWATER POLLUTION PREVENTION PLAN (SWPPP) IS INCLUDED WITH THIS PROJECT. FAILURE TO IMPLEMENT THE CONTROLS AND PRACTICES OUTLINED WOULD RESULT IN VIOLATION OF THE ENVIRONMENTAL PROTECTION ACT AND CLEAN WATER ACT AND IS GROUNDS FOR PENALTIES. CONTRACTOR IS RESPONSIBLE FOR PAYMENT OF ALL FINES AND PENALTIES ISSUED BY THE CITY AND OTHER GOVERNING AGENCIES FOR INADEQUATE EROSION CONTROL. 2.ESTABLISH SEDIMENT CONTROL MEASURES AT THE BEGINNING OF CONSTRUCTION AND MAINTAIN DURING THE ENTIRE LENGTH OF CONSTRUCTION. AREAS WHICH ARE SUBJECT TO SEVERE EROSION AND OFF-SITE AREAS WHICH ARE ESPECIALLY VULNERABLE TO DAMAGE FROM EROSION AND/OR SEDIMENTATION ARE TO BE IDENTIFIED AND RECEIVE ADDITIONAL EROSION AND SEDIMENT CONTROL MEASURES AS DIRECTED BY THE OWNER'S CONSTRUCTION REPRESENTATIVE. EROSION CONTROL DEVICES SHALL BE INSTALLED PROPERLY PRIOR TO ANY LAND DISTURBING ACTIVITIES. 3.LOCATIONS OF STABILIZED CONSTRUCTION ENTRANCES INDICATED ON PLANS ARE APPROXIMATE. CONTRACTOR SHALL ADJUST LOCATION AND SIZE OF ENTRANCES TO ACCOMMODATE CONSTRUCTION VEHICLES AND ACTIVITIES. 4.CONDUCT ALL LAND DISTURBING ACTIVITIES TO MINIMIZE THE AREA TO BE EXPOSED AT ANY ONE TIME AND MINIMIZE THE TIME OF EXPOSURE. MASS CLEARING AND GRADING OF THE ENTIRE SITE SHOULD BE AVOIDED. COORDINATE ALL LAND DISTURBING ACTIVITIES TO MINIMIZE OFF-SITE SEDIMENTATION DAMAGE. RESTABILIZE DISTURBED AREAS AS SOON AS POSSIBLE AFTER CONSTRUCTION IS COMPLETED IN ACCORDINACE WITH THE NPDES PERMIT. 5.PERIODICALLY CLEAN OUT AND DISPOSE OF ALL SEDIMENT ONCE THE STORAGE CAPACITY OF THE DRAINAGE FEATURE OR STRUCTURE RECEIVING THE SEDIMENT IS REDUCED BY ONE-HALF. CLEAN OUT AND DISPOSE OF ALL SEDIMENT AT THE COMPLETION OF THE PROJECT. ALL STREETS IN AND ADJACENT TO THE PROJECT SHALL REMAIN CLEAN AND PASSABLE AT ALL TIMES. ANY SEDIMENT OR DEBRIS SHALL BE REMOVED WITHIN 24 HOURS, OR AS OFTEN AS NEEDED TO ENSURE PUBLIC SAFETY AND TO COMPLY WITH THE NPDES PERMIT. CONTRACTOR IS REQUIRED TO MAINTAIN AND REPLACE ALL EROSION CONTROL DEVICES AS NECESSARY TO COMPLY WITH THE NPDES PERMIT AND CITY REQUIREMENTS AT NO COST TO THE OWNER. 6.INLET PROTECTION WILL BE INSTALLED AT ALL CATCH BASINS WITHIN THE PROJECT AREA. THE CONTRACTOR SHALL PROVIDE APPROPRIATE EROSION CONTROL DEVICES FOR STOCKPILE AREAS, INLETS AND DITCHES. DITCHES MUST BE STABILIZED WITHIN 200 LINEAL FEET FROM THE PROPERTY EDGE, OR FROM THE POINT OF DISCHARGE TO ANY SURFACE WATER. STABILIZATION MUST BE COMPLETED WITHIN 24 HOURS OF CONNECTING TO SURFACE WATER. 7.REMOVE THE TEMPORARY EROSION AND SEDIMENT CONTROL DEVICES AND VERIFY THE CLEANING OUT OF ALL STORM DRAINAGE STRUCTURES, INCLUDING FLUMES, PIPES, AND DITCHES ONCE FINAL STABILIZATION HAS OCCURRED. 8.PIPE OUTLETS NEED TEMPORARY OR PERMANENT ENERGY DISSIPATION WITHIN 24 HOURS OF GOING ONLINE. 9.WHEN DEWATERING IS REQUIRED, CONTRACTOR MUST SUBMIT A DEWATERING PLAN TO THE ENGINEER FOR APPROVAL AT LEAST 10 DAYS PRIOR TO THE PROPOSED DEWATERING ACTIVITY. THE PLAN MUST INCLUDE A DEWATERING SYSTEM COMPLETE WITH SEDIMENT REMOVAL SYSTEM PRIOR TO DISCHARGE. THE DEWATERING SYSTEM MUST ENSURE THE DISCHARGE IS FREE OF SEDIMENT AND TURBID WATER. 10.ADDITIONAL EROSION AND SEDIMENT CONTROLS MAY BE ADDED DURING ANY PHASE OF CONSTRUCTION AS DIRECTED BY THE ENGINEER. 11.THE CONTRACTOR SHALL PROVIDE PERIMETER CONTROL DAY - TO - DAY AT DISTURBED, UNSTABILIZED AREAS WHERE EROSION OR SEDIMENTATION COULD BE A PROBLEM. THE ENGINEER SHALL DIRECT THE CONTRACTOR AS TO WHERE PLACEMENT OF PERIMETER CONTROL WILL BE REQUIRED. 12.THE CONTRACTOR MUST COMPLY WITH ALL NOISE AND DUST CONTROL ORDINANCES OF THE CITY. 13.CONTRACTOR NOT TO DISTURB OR REMOVE EROSION CONTROL DEVICES INSTALLED AS PART OF THE 1ST ADDITION PROJECT WITHOUT WRITTEN APPROVAL OF THE ENGINEER AND THE 1ST ADDITION PROJECT CONTRACTOR. ANY REMOVED DEVICES ARE TO BE RE-INSTALLED AS SOON AS POSSIBLE. PER STANDARD DETAILSINLET PROTECTION TEMPORARY EROSION AND SEDIMENT CONTROL PROVISIONS WEEKLY INSPECTION & AFTER EACH RAIN EVENT-CORRECTIVE WORK AS NECESSARY EROSION & SEDIMENT CONTROL MAINTENANCE ALSO SEE INSPECTION AND MAINTENANCE REQUIREMENTS CONTAINED IN GENERAL PROVISIONS OF SWPPP. (LESS THAN 4:1) - TYPE 1 MULCH, DISC ANCHORED. (GREATER THAN 4:1) - STABALIZED FIBER MATRIX @ 3,000 lbs/ac. IF BLANKET CANNOT BE INSTALLED WITHIN 14 DAYS. SCHEDULE ALSO SEE INSPECTION AND MAINTENANCE REQUIREMENTS CONTAINED IN GENERAL PROVISIONS OF SWPPP. PERMANENT EROSION AND SEDIMENT CONTROL PROVISIONS PERMANENT COVER - ALL OTHER DISTURBED AREAS TYPE 1 STRAW MULCH WITH DISC ANCHOR AND STATE SEED MIX 25-131 (LOW MAINTENANCE TURF GRASS STABILIZATION) @ 220 lbs/ac WITH FERTILIZER TYPE 3 (SLOW RELEASE; 22-5-10) @ 350 lbs/ac. UNLESS BLANKET IS SPECIFIED ON PLANS. OR SOD WITH FERTILIZER TYPE 3 (SLOW RELEASE; 22-5-10) @ 200 lbs/ac STORMWATER POND SLOPE EROSION CONTROL BLANKET CATEGORY 3N/2S (WOOD FIBER) WITH STATE SEED MIX 33-261 @ 35 lbs/ac. WITH TYPE 4 FERTILIZER (NATURAL BASED; 18-1-8) @ 150 lbs/ac. PERMANENT COVER - BLANKETED AREAS EROSION CONTROL BLANKET CATEGORY 3N/2S (WOOD FIBER) WITH STATE SEED MIX 35-241 @ 36.5 lbs/ac WITH TYPE 4 FERTILIZER (NATURAL BASED; 18-1-8) @ 150 lbs/ac. EROSION CONTROL BLANKET CATEGORY 3N/2S (WOOD FIBER) EROSION CONTROL BLANKET ITEM PRIOR TO CONSTRUCTION AND IMMEDIATELY AS DICTATED SILT FENCE, PERIMETER CONTROLS MnDOT SEED MIX 21-111 (SPEC 3876) 100 lbs/ac. COVER CROPS WEEKLY INSPECTION & AFTER EACH RAIN EVENT-CORRECTIVE WORK AS NECESSARY TEMPORARY SEDIMENT TRAP GRADING NOTES 1.GRADING CONTOURS REPRESENT FINISHED GRADE OF FULL DEVELOPMENT. MASS GRADING CONTRACT IN A PREVIOUS PHASE GRADED FULL SITE TO SUBGRADE OF STREETS, PARKING BAYS, BUILDING SLABS AND PONDS. CONTRACTOR TO PAVE 3RD ADDITION STREETS, SIDEWALKS, TRAILS AND PARKING BAYS TO FINISHED GRADE AS SHOWN. BP PIPELINE CONSTRUCTION AND EXCAVATION NOTES 1.CONTRACTOR SHALL COORDINATE WITH BP PIPELINE ENGINEERING AND RIGHT-OF-WAY STAFF FOR ALL CONSTRUCTION ACTIVITIES OVER AND NEAR PIPELINE. NO EXCAVATION OR CONSTRUCTION ACTIVITY WILL BE PERMITTED IN THE VICINITY OF THE PIPELINE UNTIL ALL APPROPRIATE COMMUNICATIONS HAVE BEEN MADE WITH BP'S FIELD OPERATIONS AND THE RIGHT-OF-WAY DEPARTMENT. 2.CONTRACTOR SHALL PROVIDE A PLAN FOR WHERE CONSTRUCTION EQUIPMENT WILL CROSS THE PIPELINE TO BP ENGINEERING STAFF WHICH WILL INCLUDE THE FOLLOWING: 2.1.WHERE EQUIPMENT WILL CROSS THE PIPELINE; 2.2.THE DEPTH OF THE PIPE AT THE CROSSINGS; 2.3.ANY PROPOSED RAMPING OVER THE PIPELINE; 2.4.TYPE AND FULLY LOADED WEIGHT FOR THE EQUIPMENT. FOR TRACKED EQUIPMENT, THE TRACK SHOE WIDTH AND LENGTH OF TRACK ON GROUND SHALL BE PROVIDED. FOR WHEELED EQUIPMENT, THE NUMBER OF AXLES (SINGLE OR TANDEM) SHALL BE PROVIDED. 3.CONTRACTOR MAY NOT TRANSPORT CONSTRUCTION MATERIALS OR EQUIPMENT LONGITUDINALLY OVER THE PIPELINE. WHERE IT IS NECESSARY FOR CONSTRUCTION EQUIPMENT, OR EQUIPMENT TRANSPORTING CONSTRUCTION MATERIALS, TO CROSS THE PIPELINE, THE CROSSING OF THE PIPELINE RIGHT-OF-WAY SHALL BE AT, OR AS NEAR TO, A 90° ANGLE AS IS FEASIBLE. 4.NO TRACK TYPE CONSTRUCTION EQUIPMENT SHALL BE PERMITTED TO PIVOT OR TURN DIRECTLY OVER THE TOP OF THE PIPELINE. 5.A SCRAPER OR PAN TYPE TRACTOR SHALL NOT BE USED FOR REMOVAL OF SOIL WITHIN TEN FEET (10') OF THE CENTERLINE OF THE PIPELINE. RUBBER TIRE OR SMALL TRACK TYPE EQUIPMENT IS AN ACCEPTABLE ALTERNATIVE. 6.A SHEEPSFOOT ROLLER SHALL NOT BE USED FOR COMPACTION PURPOSES WITHIN THE BP/CHICAP/OLYMPIC RIGHT-OF-WAY. 7.NO VIBRATORY ROLLERS SHALL BE USED WITHIN THE BP/CHICAP/OLYMPIC RIGHT-OF-WAY. 8.NO EXCAVATION OR BACKFILLING SHOULD OCCUR WITHIN THE PIPELINE RIGHT-OF-WAY FOR ANY REASON UNLESS PRIOR PERMISSION IS OBTAINED FROM BP PERSONNEL WHO ARE ON-SITE AND CAN REVIEW THE WORK. 9.ANY EXCAVATION WITHIN TWO FEET (2') OF THE PIPELINE SHALL BE DONE BY HAND, OR BY OTHER NON-MECHANICAL MEANS AS APPROVED BY BP PERSONNEL WHO ARE ON-SITE AND CAN REVIEW THE WORK. 10.NO EXCAVATION OR BACKFILLING SHOULD OCCUR WITHIN THE PIPELINE RIGHT-OF-WAY FOR ANY REASON UNLESS PRIOR PERMISSION IS OBTAINED FROM BP PERSONNEL WHO ARE ON-SITE AND CAN REVIEW THE WORK.