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GRADING & EROSION CONTROL NOTES • CONTRACTOR IS TO CONTACT "GOPHER STATE ONE CALL" FOR UTILITY LOCATIONS (651-454-0002) 48 HOURS PRIOR TO EXCAVATION/CONSTRUCTION. • CONTRACTOR SHALL IMMEDIATELY NOTIFY THE ENGINEER OF ANY DISCREPANCIES OR VARIATIONS FROM THE PLANS. • THE SITE GRADING OPERATIONS, WHEN COMPLETED, SHALL RESULT IN ALL AREAS BEING GRADED TO "PLAN SUBGRADE ELEVATION". THIS "PLAN SUBGRADE ELEVATION" SHALL BE CONSISTENT WITH THE GEOTECHNICAL REPORT FOR BUILDING AND PAVEMENT AREAS. THE "PLAN SUBGRADE ELEVATION" IN THE PARKING LOT AND DRIVEWAY AREAS SHALL BE DETERMINED BY CHECKING THE PAVEMENT SECTION DETAILS AND REFERRING TO PAVING PLAN FOR LOCATIONS AND LIMITS OF VARIOUS PAVEMENT SECTIONS. • ALL EROSION CONTROL MEASURES MUST BE INSTALLED PRIOR TO COMMENCEMENT OF GRADING OPERATIONS AND BE MAINTAINED UNTIL ALL AREAS ALTERED ON THE SITE HAVE BEEN RESTORED. • ALL CONSTRUCTION ENTRANCES SHALL BE SURFACED WITH CRUSHED ROCK ACROSS FULL WIDTH FROM ENTRANCE POINT TO 50 FEET INTO CONSTRUCTION ZONE. REFER TO DETAIL. • CONTRACTOR SHALL STRIP, STOCKPILE AND RE —SPREAD SUFFICIENT TOPSOIL TO PROVIDE A MINIMUM 4 INCH DEPTH (COMPACTED) TO ALL AREAS DISTURBED, TO BE SODDED OR SEEDED WITHIN TWO WEEKS OF FINAL GRADING. • ALL SLOPES STEEPER THAN 3:1 SHALL HAVE EROSION CONTROL FABRIC INSTALLED ON SLOPE. VERIFY RESTORATION METHOD AND SEED MIXTURE. • ALL FLARED END SECTIONS SHALL HAVE TRASHGUARDS • ALL TOPSOIL/VEGETATION TO BE STOCKPILED AND USED FOR TOPSOIL IN PLANTING AREAS AND NON—STRUCTURAL FILL AREAS • THE CONTRACTOR MUST MAINTAIN THE EROSION CONTROL TO THE SATISFACTION OF THE CITY ENGINEER AND RICE CREEK WATERSHED THROUGHOUT THE ENTIRE BUILDING PROCESS. • ALL EROSION CONTROL SYSTEMS MUST BE MAINTAINED BY THE CONTRACTOR IN AN ACCEPTABLE CONDITION UNTIL TURF IS ESTABLISHED AND/OR STRUCTURAL SURFACES ARE CONSTRUCTED TO PROTECT THE SOIL FROM EROSION. • ALL SITE GRADING AND EXCAVATION SHALL BE COMPACTED AS PER THE GEOTECHNICAL ENGINEER'S REPORT. BUILDING PADS, PARKING LOTS AND DRIVEWAYS TO BE CONSTRUCTED AS PER THE GEOTECHNICAL ENGINEER'S REPORT. • ALL TREES TO BE SAVED SHALL BE FENCED OFF AT THE DRIP LINE PRIOR TO SITE GRADING AND EXCAVATION. • ALL SITE GRADING SHALL FOLLOW THE CITY OF LINO LAKES, ANOKA COUNTY HIGHWAY ENGINEER, AND RICE CREEK WATERSHED PERMIT REQUIREMENTS. • DRIVEWAY ENTRANCE, DITCH GRADING, DRIVEWAY CULVERT EXTENSION AND STORM SEWER PIPE WITH DRAINAGE MANHOLE NEEDS ANOKA COUNTY HIGHWAY PERMIT TO WORK IN THE RIGHT—OF—WAY. UTILITY NOTES • CONTRACTOR IS TO CONTACT "GOPHER STATE ONE CALL" FOR UTILITY LOCATIONS (612-454-0002) 48 HOURS PRIOR TO EXCAVATION/CONSTRUCTION. • DRIVEWAY ENTRANCE, DITCH GRADING, DRIVEWAY CULVERT EXTENSION AND STORM SEWER PIPE WITH DRAINAGE MANHOLE NEEDS ANOKA COUNTY HIGHWAY PERMIT TO WORK IN THE RIGHT—OF—WAY. 5' LONG NOT TO SCALE ----------------- ------------------- 1---------- 0.5' CREST - --------ELEVATION 916.00 i GROUND ---ELEVATION 915.50 GROUND GROUND GROUND WOLMANIZED TIMBERS WITH GALVANIZED 12" SPIKES EXTEND TIMBERS 2 FEET INTO EARTH EMBANKMENT HORIZONTALLY AND VERTICALLY BROAD —CREST RECTANGULAR WEIR pppp- .�N Ruin ut rulln trs.uur ' • . PRETREATMENT FOR BIO7RETENTION Rain Gardens • Swales • Filtration Basins • Infiltration Basins Maximize Capacity 9 Extend Effective We • Grate/filter/chamber combination captures sediment and debris • Overflow points prevent inlet debris from causing bypass before bioretention reaches capacity "A Rain Guardian is a must for any rain garden. - Steve M., St, Paul, MN SEEDING MnDOT SPECIFICATIONS: THE SITE SHALL BE RE —VEGETATED WITHIN 48 HOURS OF ROUGH GRADING EXCEPT. THE SITE SHALL BE RE —VEGETATED WITHIN 48 HOURS OF FINAL GRADING EXCEPT ALL AREAS WITHIN 20 FEET OF ALL PROPOSED STRUCTURES AS INDICATED ON THIS SITE PLAN. SEED: CATEGORY & MIXTURE NO. 33-262 DRY SWALE/POND — 44 LBS PER ACRE --r•a — 4� u9 The Rain Guardians provide CATEGORY & MIXTURE NO. 25-131 LOW MAINTENANCE TURF — 220 LBS PER ACRE f shpw Maintenance very effective pretreatment along `t..� with etffclent,simplified mainte- VERIFY WITH LANDSCAPE DESIGNER. a` • Sediment and debris removed from chamber with shovel nonce." • Drop -in filter cleaned with broom or hose Noah Czech, City of St. Cloud, MN DORMANT SEEDING APPLICATION RATE SHALL BE DOUBLED (AFTER SEPTEMBER 15). MULCH: TYPE I, DISC ANCHORED — 2 TONS PER ACRE r„ram (10% OR LESS OF SOIL SURFACE VISIBLE). 123 Ears Installation amazing, with)ust o 0.5"rain event each Rain y Guardian captured two 5 goli buckets full of OR ALTERNATE HYDROSEEDING USE RECOMMENDED MULCH AND TONS PER ACRE sediment. Maintenance Is simple and can be • Placement and securing take only minutes accomplished in only minutes.." Brian Sanoski, r } • New construction or retrofits Wright SWCD / AN a ON SLOPES 3:1 OR GREATER SHALL BE COVERED WITH AN EROSION CONTROL BLANKET WITH ANCHORS EXCEPT IF USING HYDROSEEDING. ALSO EROSION CONTROL BLANKETS WITH ANCHORS ARE REQUIRED ON ALL POND AREAS EXCEPT IF USING HYDROSEEDING. Rain Guardian —Turret Standard exterior dimensions: 44" x 49" base, 19.5" total height Turret prices: Pedestrian rated—$1500 Light traffic rated (2456 lb, wheel lood)—$1750 Galvanized steel grate (2-pioce) Anodized aluminum filter frame and fiberglass filter grid Steel reinforced monolithic concrete risor and bass (1,030 lbs.) Manufactured by. ✓t�rCl�i, Tea.'hylpf"). and hanill uv) adrlihonal and I to rhangv baud on ""w"al i ost and ava,hbdny Rain Guardian —Bunker Standard exterior dimensions: 501 x 25.5"W x 15.5"H Bunker price: Pedestrian rated-8850 Galvanized steel grate (1-pioce.) Anodized aluminum filter frame and fiberglass filter grid Pro -assembled composite chamber (50lbs.) 1318 McKay or. NE, Suite 300 Ham Lake, MN SS304 (763) 434.2030 (M•F 8:00.4:30) FERTILIZER: 23-0-30 NPK — 200 LBS PER ACRE TEMPORARY SEEDING AND MULCHING IS REQUIRED ON EXPOSED SOILS PER THE MPCA NPDES REQUIREMENTS. SEED MIXTURE 100B (FALL COVER) AND 110B (SPRING/SUMMER) MUST BE USED — 200 LBS PER ACRE. TOPSOIL — 6 INCHES OF SALVAGED NATIVE TOPSOIL SHALL BE USED TO THE EXTENT POSSIBLE. MINIMUM TOPSOIL REQUIREMENT OF 4 INCHES ON ALL VEGETATED AREAS. REDUCE WEEDS — MOW 2 TO 3 TIMES (30 DAYS APART) FIRST YEAR, 6-8 INCHES OFF THE GROUND MOW 1 TIME SECOND YEAR STREET SWEEPING — REGULAR, IF NOT DAILY, SWEEPING AND CLEANING OF STREETS WILL BE REQUIRED IF TRACTED UP BY CONSTRUCTION ACTIVITY. 7910 LAKE DRIVE, LINO LAKES, MN 5 5 014 C7 Client: MR. PAUL SELBITSCHKA Design by Original date I certify that this plan, specification, or report was prepared by PRECISION TUNE AUTOMOTIVE CENTER JF 10-11-2021 me or under my direct supervision and that I am a duly Licensed Professional Engineer under the laws of the state of Minnesota. 550 LILAC STREET LINO LAKES, MN 55014 Drawn by Revisions �� Jonathan Date 10-11-20-2021 Minnesota Req. No. 16464 PHONE: 651-784-1100 RP LAKE AND LAND SURVEYING, INC. Survey book No. Page title SURVEYING/CIVIL ENGINEERING + 815.78 DETAILS 1200 CENTRE POINTE, SUITE 375 S.A.P.number Sheet number of ST PAUL, MN. 55120 PHONE (651) 776-6211 E—MAIL' JONFARACI@HOTMAILCOM 2021.375