04/11/2007 P&Z Packet - Laserfiche WebLink

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GRADING, DRAINAGE, AND EROSION CONTROL PLA L O I S let I L A N p \ / N \ \ \ \\ \\ 1 _ ` \, • v r \ \ w ;''- \ I / it \-7 \` p / % fl i / / IL- — "„K.--.2_--=_—_---:. ______ :: • r I� - --■ - ___.=`.. / \ I f \ - - \1 1' \ 1 I\ I I , I _,..., $7111' 441 j life--- ,,,,,,,-,---:, \\, li {{ 4 I ii111 'hi E Ir r / ,/,--_--------- t 1 I `-.----, j \ --'– °° , — s `'Jw// / -- " 17 r / ' /// f -J / /: 68 60 Nab' C. _ ---_ -- I SILT FENCE REQUIREMENTS FABRIC AS PER MNDOT SPEC. 388E V MAXIMS SPACING BEINiEN STARES MWSUY EMBEDMENT OF STAKES 1' NWMMI EMBEDMENT OF FABRIC 373'X5' WIWI DIMENSIONS OF MOOD STAKES HEAVY DUTY SILT FENCE PER wear SPEC. 388E SILT FENCE WOOD POST GRADING LEGEND EXISTING CONTOURS PROPOSED CONTOURS SILT FENCE DRAINAGE ARROW GRADING NOTES MLSE No. , 500_ ECLr, . s: 0/ 7 2u07 LINO LAKES MIRTH LOCATION MAP NOT To SCALE .l► &O OIS SITE SECTION 8, TOWNSHIP 31, RANGE 22 ANOKA COUNTY, MINNESOTA. FILE COPY SELO : 912.0` PROPOSED PROPOSED LFE: 907.9---pI�o LO: 911.9 '' HOUSE TYPE (SPLIT ENTRY LOOK OUT) GARAGE ELEVATION LOWEST FLOOR ELEVATION LOWEST OPENING ELEVATION PROPOSED CONTOURS REPRESENT FINISHED SURFACE ELEVATIONS. SPOT ELEVATIONS ALONG PROPOSED CURB DENOTE GUTTER LINE OF CURB. EXISTING UTIUTIES SHOWN ON THESE PLANS ARE BASED ON RECORD DRAWINGS AND, WHERE POSSIBLE, MEASUREMENTS TAKEN IN THE FIELD. THE INFORMATION IS NOT TO BE RELIED ON AS BEING EXACT OR COMPLETE CONTRACTOR SHALL CONTACT THE APPROPRIATE UTILITY COMPANIES AT LEAST 48 HOURS PRIOR TO EXCAVATION, TO REQUEST EXACT FIELD LOCATION OF UTILITIES. THE CONTRACTOR IS RESPONSIBLE FOR RELOCATING AU. EXISTING U711.171ES WHICH CONFUCT WITH THE PROPOSED IMPROVEMENTS SHOWN ON THE PLANS CONTRACTOR TO CALL GOPHER STATE ONE CALL (1- 800 - 252 -1186) 48 HOURS PRIOR TO EXCAVATION FOR LOCATIONS OF UTIUTIES CONTRACTOR REQUIRED TO PROTECT THE TREES TO BE SAVED.. SHOULD ANY PORTION OF THE TREE BRANCHES REQUIRE REMOVAL TO PERMIT OPERATION OF THE CONTRACTOR'S EQUIPMENT, THE CONTRACTOR SHALL OBTAIN THE SERVICES OF A PROFESSIONAL TRIMMING SERVICE TO TRIM THE TREES SHOULD THE CONTRACTOR'S OPERATIONS RESULT IN THE BREAKING OF ANY UMBS, THE BROKEN UMBS SHOULD BE REMOVED IMMEDIATELY AND CUTS SHALL BE PROPERLY PROTECTED TO MINIMIZE ANY LASTING DAMAGE. NO TREES SHALL BE REMOVED WITHOUT AUTHORIZATION BY THE ENGINEER. COSTS FOR TRIMMING SERVICES SHALL BE CONSIDERED INCIDENTAL TO THE GRADING CONTRACT. CONTRACTOR SHALL STRIP. STOCKPILE AND RE- SPREAD SUFFICIENT TOPSOIL TO PROVIDE A MINIMUM FOUR INCH DEPTH TO ALL DISTURBED AREAS TO BE SODDED OR SEEDED. THE PROPOSED GRADING PLAN INDICATES FINAL GRADING AFTER THE HOUSES ARE CONSTRUCTED. THE CONTRACTOR SHALL APPLY A HOLDDOWN OF 2.5' ACROSS THE BUILD PAD LOCATIONS DURING THE GENERAL GRADING OF THE SITE. THE FINISHED BUILDING SUBGRADE ELEVATION SHALL NOT VARY BY MORE THAN 0.10 FEET ABOVE OR BELOW THE PROPOSED ELEVATION. STREET OR PARKING AREA SUBGRADE ELEVATION SHALL NOT VARY BY MORE THAN 0.05 FEET ABOVE OR BELOW THE PRESCRIBED ELEVATION. AREAS TO RECEIVE TOPSOIL SHALL BE GRADED TO WITHIN 0.10 FEET OF THE REQUIRED ELEVATION UNLESS DIRECTED OTHERWISE BY THE ENGINEER. TOPSOIL SHALL BE GRADED TO WITHIN )¢ INCH OF THE SPECIFIED THICKNESS THE CONTRACTOR SHALL COMPLY WITH THE REQUIREMENTS OF THE MINNESOTA POLLUTION CONTROL AGENCY - .NATIONAL POLLUTANT DISCHARGE EUMINA11ON SYSTEM (NPDES) PERMIT. CONTRACTOR SHALL BE A CO- APPUCANT WITH THE OWNER. THE CONTRACTOR SHALL COMPLETE THE REQUIRED INSPECTION REPORTS AND BE RESPONSIBLE FOR MAINTENANCE OF THE EROSION CONTROL DEVICES EROSION CONTROL NOTES ALL EROSION CONTROL MEASURES MUST BE INSTALLED PRIOR TO COMMENCEMENT OF GRADING OPERATIONS AND BE MAINTAINED UNTIL ALL DISTURBED AREAS ON THE SITE HAVE BEEN RESTORED. TEMPORARY EROSION CONTROL TO BE PLACED AROUND STORM DRAIN STRUCTURES DURING CONSTRUCTION. SEDIMENT SHALL BE REMOVED FROM AU. SEDIMENT CONTROL DEVICES AS NECESSARY AND MUST BE REMOVED IF DESIGN CAPACITY HAS BEEN REDUCED BY FIFTY PERCENT. A STABIUZED CONSTRUCTION ENTRANCE SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR DURATION OF PROJECT. AU. SLOPES 3:1 OR STEEPER. NOT TO BE SODDED AND GREATER THAN EIGHT FEET IN HEIGHT. SHALL HAVE EROSION CONTROL FABRIC INSTALLED. STREETS SHALL BE KEPT FREE OF SEDIMENT CARRIED BY CONSTRUCTION TRAFFIC. CONTRACTOR SHALL SEED AND MULCH ALL DISTURBED AREAS NOT TO BE SODDED. SEEDING SHALL BE PER MnDOT SPECIFICATION 3878 APPLIED AT A RATE OF AFTY POUNDS PER ACRE. SEEDING IN POND AND INFILTRATION AREAS SHALL BE MIXTURE 310NWI (NATIVE NET TALL) IN ACCORDANCE WITH MnDOT SPECIFICATION 3878 APPUED AT A RATE OF 82 POUNDA PER ACRE. MULCH SHALL BE PER MnDOT SPECIFICATION 3882, TYPE 2. THE MULCH SHALL BE APPUED IN ACCORDANCE WITH MnDOT SPECIFICATION 2575.3, F1. MULCH TO BE APPUED AT A RATE OF TWO TONS PER ACRE. MULCH SHALL BE ANCHORED NTH A DISC, CLODBUSTER OR OTHER APPROVED EQUIPMENT. i 0 COX ESTATES UNO LAKES, MN DESIGNED BJC DRAM BJC PROAGT 1 1944 -001 DATE 2/1 /07 MEET I 1/1