PC Packet 04.26.18 - Laserfiche WebLink

Home

CD 0 a w Z 0 Z w 0 z 0 v Q 0 a O U 0 RECORD RETENTION: THE SWPPP, INCLUDING, ALL CHANGES TO IT, PERMITS, AND INSPECTION AND MAINTENANCE RECORDS MUST BE KEPT AT THE SITE DURING CONSTRUCTION. THE SWPPP CAN BE KEPT IN EITHER THE FIELD OFFICE OR IN AN ON-SITE VEHICLE DURING NORMAL WORKING HOURS. THE OWNER MUST KEEP THE FOLLOWING RECORDS ON FILE FOR THREE (3) YEARS AFTER SUBMITTAL OF THE NOT: 1. THE FINAL SWPPP. 2. ANY OTHER STORMWATER RELATED PERMITS REQUIRED FOR THE PROJECT. 3. RECORDS OF ALL INSPECTION AND MAINTENANCE CONDUCTED DURING CONSTRUCTION. 4. ALL PERMANENT OPERATION AND MAINTENANCE AGREEMENTS THAT HAVE BEEN IMPLEMENTED, INCLUDING ALL RIGHT-OF-WAY, CONTRACTS, COVENANTS AND OTHER BINDING REQUIREMENTS REGARDING PERPETUAL MAINTENANCE. 5. ALL REQUIRED CALCULATIONS FOR DESIGN OF THE TEMPORARY AND PERMANENT STORMWATER MANAGEMENT SYSTEMS. SWPPP AMENDMENTS: THE PERMITTEE MUST AMEND THE SWPPP AS NECESSARY TO INCLUDE ADDITIONAL REQUIREMENTS THAT ARE DESIGNED TO CORRECT PROBLEMS IDENTIFIED OR TO ADDRESS ANY OF THE FOLLOWING SITUATIONS: 1. THERE IS A CHANGE IN DESIGN, CONSTRUCTION, OPERATION, MAINTENANCE, WEATHER OR SEASONAL CONDITIONS THAT HAVE A SIGNIFICANT EFFECT ON THE STORMWATER DISCHARGE. 2. INSPECTION OR INVESTIGATION BY A PARTY (SWPPP COORDINATOR, INSPECTORS, SITE OPERATOR, LOCAL, STATE OR FEDERAL OFFICIALS) INDICATES THE SWPPP IS NOT EFFECTIVE. 3. THE SWPPP IS NOT ACHIEVING THE GENERAL OBJECTIVES OF MINIMIZING POLLUTANTS IN STORMWATER DISCHARGES OR THE SWPPP IS DEEMED TO BE NOT CONSISTENT WITH THE TERMS AND CONDITIONS OF THE PERMIT. 4. THE MPCA DETERMINES THAT DISCHARGE MAY CAUSE OR CONTRIBUTE TO NON -ATTAINMENT OF ANY APPLICABLE WATER QUALITY STANDARDS OR THE SWPPP DOES NOT INCORPORATE THE REQUIREMENTS RELATED TO AN IMPAIRED WATERS OR APPROVED TMDL. ESTIMATED QUANTITIES BMP UNIT QUANTITY SILT FENCE LF 2577 BIOROLL LE 800 STORM DRAIN INLET PROTECTION EA 22 ROCK CONSTRUCTION ENTRANCE EA 1 WET BASIN SEED AC 1.01 EROSION CONTROL BLANKET AC 2.85 LANDSCAPING AC 6.50 Know what's below. 0111 before you dig. STATE LAW: 48 HOURS BEFORE EXCAVATING OR DEMOLISHING BUILDINGS, CALL 811 FOR FIELD LOCATION OF UNDERGROUND UTILITY LINES. THIS SERVICE LOCATES UTILITY OWNED LINES BUT NOT PRIVATE LINES. THE LOCATIONS OF UNDERGROUND UTILITIES ARE SHOWN IN AN APPROXIMATE WAY ONLY AND HAVE NOT BEEN INDEPENDENTLY VERIFIED. THE EXACT LOCATION OF ALL UTILITIES (PUBLIC AND PRIVATE) MUST BE DETERMINED BEFORE COMMENCING WORK. ._q 61 I "1'' _s,4NEXA'+ Hbgdv LU 11 J1, 1,k. ,'D[ I SITE - •� t r _ I — t -,4 � Iyy I.- 4 . 6P 633' N USGS MAP NOT TO SCALE GEOTEXTILE ' 6" MINIMUM DEPTH 2"-3" WASHED ROCK 18" MINIMUM HEIGHT IF DRAINAGE FLOWS TOWARD ROAD 50' MIN. )0 0O�O Q, 00 000000 \,r 0 O p 20 MIN. NOTES. 1. GEOTEXTILE SHALL BE PLACED UNDER ROCK TO STOP MUD MIGRATION THROUGH ROCK 2. OTHER METHODS BESIDES ROCK (SLASH MULCH, RUMBLE PAD, ETC.) MAY BE USED FOR EXIT STABILIZATION WITH ENGINEER APPROVAL 3. SEE EROSION CONTROL PLAN OR SWPPP FOR MAINTENANCE. 6001 ROCK CONSTRUCTION ENTRANCE NOT TO SCALE - I ti b I t% '. 4 -1 4SA- C'3 RL FLOW BACKFILL AND COMPACT SOIL FROM TRENCH PLACE IN SHALLOW TRENCH 1-2" OF DEPTH 8"-10" 1"x2"x24" LONG WOOD STAKES AT 2' MAX SPACING. DRIVE THROUGH BACK HALF OF SEDIMENT CONTROL LOG AT 45° ANGLE WITH THE TOP OF THE STAKE POINTING UPSTREAM. DETAIL FOR TYPES: STRAW, WOOD FIBER OR COIR NOT FOR USE ON HARD SURFACES 1"x2"x18" LONG WOOD STAKES AS NEEDED. DRIVE OVER LOG AT 45° ANGLE WITH THE TOP OF THE STAKE POINTING UPSTREAM. PROVIDE 8-10" OF EMBEDMENT DEPTH. DETAIL FOR TYPES: WOOD CHIP, COMPOST OR ROCK MAY BE USED ON HARD SURFACES. NO STAKES IF SHOWN ON HARD SURFACES NOTES: 1. SPACE BETWEEN STAKES SHALL BE A MAXIMUM OF 1 FOOT FOR DITCH CHECKS OR 2 FEET FOR OTHER APPLICATIONS. 2. PLACE STAKES AS NEEDED TO PREVENT MOVEMENT OF SEDIMENT CONTROL LOGS PLACED ON SLOPES OR AS NEEDED DUE TO OTHER FACTORS. STAKES SHALL BE INCIDENTAL. 3. FOR PERMANENT DITCH CHECK REDUCE THE HEIGHT TO 16 IN. AND MODIFY THE 1:2 (V: h) SIDE SLOPE TO 1:6 (V: H). 4. TO BE USED FOR CRITICAL PERIMETER CONTROL AREAS WHERE STANDING WATER OCCURS (6 INCH MAX. DEPTH). BALES SHALL CONSIST OF TYPE 1 MULCH OF APPROXIMATELY 14 IN. X 18 IN. X 36 IN. LONG. BALES SHALL BE PLACED ON EDGE AND BUTTED TIGHT TO ADJACENT BALES. 5. INSTEAD OF TRENCHING, PLACE BALE ON THE BLANKET AND WRAP BLANKET AROUND THE BALE. PLACE STAKE THROUGH BALE AND BLANKET. Ls r _ _j -- } 1 I ! 10- - 3/16" THICK (MIN.) J_ I_ STEEL COVER Li • —- . I 6" DIAMETER POLYETHYLENE RECEIVING WATERS: D-2» CLEARWATER CREEK IMPAIRED: AOL 2" SQUARE SHARPENED WOOD POST @ 6' MAX. SPACING OR AS REQUIRED BY GOVERNING SPECIFICATIONS APPROVED GEOTEXTILE FABRIC (36" WIDTH) LAY FABRIC IN TRENCH BACKFILL OVER THE TOP OF FABRIC & COMPACT THE SOIL OR MACHINE SLICE 8"-12" DEEP (PLUS 6" FLAP) FABRIC SECURELY FASTENED TO POST 30" MIN. HEIGHT GRADE i 111-7 — 6" III, ;III= 24" MIN. — DEPTH ,1 NOTES: 1. POST SPACING SHALL NOT EXCEED 6 FEET. 2. POST TO BE ON LOWER SIDE OF SLOPE (TOWARD PROPERTY BOUNDARY OR POND SIDE) AND FENCE UPSTREAM. 3. GEOTEXTILE FABRIC SHALL BE "MIRAFI" TYPE OR APPROVED EQUAL. 4. TRENCH SHALL BE A MIN. OF 6 INCHES DEEP BY 6 INCHES WIDE. 5. MACHINE SLICED METHOD IS ACCEPTABLE 6. SEE EROSION CONTROL PLAN OR SWPPP FOR REPAIR AND MAINTENANCE. 6011 SILT FENCE NOT TO SCALE TUBE RISER VIII a° �IIII e 6041 BIOROLL LOG NOT TO SCALE o O O 11\ 2-1/2" 2•-0" O — 2" TUBE RISER ADJUST LEVEL OF FILTER SOCK TO BE BELOW ROAD �— SURFACE ELEV. FILTER SOCK POP—UP HEAD SECTION (UP POSITION) 14.75" RADIUS 3/1E STEEL PLATE DIAMETER PERSPECTIVE VIEW 3/16" THICK (MIN.) ATE SECTION (DOWN POSITION) ENDS SECURELY CLOSED TO PREVENT LOS TYPE 9 MU CH OF OPEN GRADED AGGREGATE FILL. GROUND LI SECURED WITH 50 PSI. ZIP TIE. loO0000000000000000 12" 00 � 0 CATCH BASIN/ FLANGE MANHOLE BUTT JOINTS SEDIMENT CONTROL INLET HAT ROCK LOG/COMPOST LOG NOTES: 1. THE SEDIMENT CONTROL BARRIER SHALL BE A METAL OR PLASTIC/POLYETHYLENE RISER SIZED TO FIT INSIDE THE CATCH BASIN/MANHOLE: HAVE PERFORATIONS TO ALLOW FOR WATER INFILTRATION: HAVE AN OVERFLOW OPENING, FLANGES AND A LID/COVER. 2. MANUFACTURED ALTERNATIVES LISTED ON MNDOT'S APPROVED PRODUCTS LIST MAY BE SUBSTITUTED. 3. SOCK HEIGHT MUST NOT BE SO HIGH AS TO SLOW DOWN WATER FILTRATION TO CAUSE FLOODING OF THE ROADWAY. 4. GEOTEXTILE SOCK BETWEEN 4-10 FEET LONG AND 4-6 INCH DIAMTER. SEAM TO BE JOINED BY TWO ROWS OF STITCHING WITH A PLASTIC MESH BACKING OR PROVIDE A HEAT BONDED SEAM (OR APPROVED EQUIVALENT). FILL ROCK LOG WITH OPEN GRADED CONFORMING TO SPEC. 3137 TABLE 3137-1; CA -3 GRADATION. 6051 INLET PROTECTION NOT TO SCALE N PvgV/ c GEOTEXTILE ' 6" MINIMUM DEPTH 2"-3" WASHED ROCK 18" MINIMUM HEIGHT IF DRAINAGE FLOWS TOWARD ROAD 50' MIN. )0 0O�O Q, 00 000000 \,r 0 O p 20 MIN. NOTES. 1. GEOTEXTILE SHALL BE PLACED UNDER ROCK TO STOP MUD MIGRATION THROUGH ROCK 2. OTHER METHODS BESIDES ROCK (SLASH MULCH, RUMBLE PAD, ETC.) MAY BE USED FOR EXIT STABILIZATION WITH ENGINEER APPROVAL 3. SEE EROSION CONTROL PLAN OR SWPPP FOR MAINTENANCE. 6001 ROCK CONSTRUCTION ENTRANCE NOT TO SCALE - I ti b I t% '. 4 -1 4SA- C'3 RL FLOW BACKFILL AND COMPACT SOIL FROM TRENCH PLACE IN SHALLOW TRENCH 1-2" OF DEPTH 8"-10" 1"x2"x24" LONG WOOD STAKES AT 2' MAX SPACING. DRIVE THROUGH BACK HALF OF SEDIMENT CONTROL LOG AT 45° ANGLE WITH THE TOP OF THE STAKE POINTING UPSTREAM. DETAIL FOR TYPES: STRAW, WOOD FIBER OR COIR NOT FOR USE ON HARD SURFACES 1"x2"x18" LONG WOOD STAKES AS NEEDED. DRIVE OVER LOG AT 45° ANGLE WITH THE TOP OF THE STAKE POINTING UPSTREAM. PROVIDE 8-10" OF EMBEDMENT DEPTH. DETAIL FOR TYPES: WOOD CHIP, COMPOST OR ROCK MAY BE USED ON HARD SURFACES. NO STAKES IF SHOWN ON HARD SURFACES NOTES: 1. SPACE BETWEEN STAKES SHALL BE A MAXIMUM OF 1 FOOT FOR DITCH CHECKS OR 2 FEET FOR OTHER APPLICATIONS. 2. PLACE STAKES AS NEEDED TO PREVENT MOVEMENT OF SEDIMENT CONTROL LOGS PLACED ON SLOPES OR AS NEEDED DUE TO OTHER FACTORS. STAKES SHALL BE INCIDENTAL. 3. FOR PERMANENT DITCH CHECK REDUCE THE HEIGHT TO 16 IN. AND MODIFY THE 1:2 (V: h) SIDE SLOPE TO 1:6 (V: H). 4. TO BE USED FOR CRITICAL PERIMETER CONTROL AREAS WHERE STANDING WATER OCCURS (6 INCH MAX. DEPTH). BALES SHALL CONSIST OF TYPE 1 MULCH OF APPROXIMATELY 14 IN. X 18 IN. X 36 IN. LONG. BALES SHALL BE PLACED ON EDGE AND BUTTED TIGHT TO ADJACENT BALES. 5. INSTEAD OF TRENCHING, PLACE BALE ON THE BLANKET AND WRAP BLANKET AROUND THE BALE. PLACE STAKE THROUGH BALE AND BLANKET. Ls r _ _j -- } 1 I ! 10- - 3/16" THICK (MIN.) J_ I_ STEEL COVER Li • —- . I 6" DIAMETER POLYETHYLENE RECEIVING WATERS: D-2» CLEARWATER CREEK IMPAIRED: AOL 2" SQUARE SHARPENED WOOD POST @ 6' MAX. SPACING OR AS REQUIRED BY GOVERNING SPECIFICATIONS APPROVED GEOTEXTILE FABRIC (36" WIDTH) LAY FABRIC IN TRENCH BACKFILL OVER THE TOP OF FABRIC & COMPACT THE SOIL OR MACHINE SLICE 8"-12" DEEP (PLUS 6" FLAP) FABRIC SECURELY FASTENED TO POST 30" MIN. HEIGHT GRADE i 111-7 — 6" III, ;III= 24" MIN. — DEPTH ,1 NOTES: 1. POST SPACING SHALL NOT EXCEED 6 FEET. 2. POST TO BE ON LOWER SIDE OF SLOPE (TOWARD PROPERTY BOUNDARY OR POND SIDE) AND FENCE UPSTREAM. 3. GEOTEXTILE FABRIC SHALL BE "MIRAFI" TYPE OR APPROVED EQUAL. 4. TRENCH SHALL BE A MIN. OF 6 INCHES DEEP BY 6 INCHES WIDE. 5. MACHINE SLICED METHOD IS ACCEPTABLE 6. SEE EROSION CONTROL PLAN OR SWPPP FOR REPAIR AND MAINTENANCE. 6011 SILT FENCE NOT TO SCALE TUBE RISER VIII a° �IIII e 6041 BIOROLL LOG NOT TO SCALE o O O 11\ 2-1/2" 2•-0" O — 2" TUBE RISER ADJUST LEVEL OF FILTER SOCK TO BE BELOW ROAD �— SURFACE ELEV. FILTER SOCK POP—UP HEAD SECTION (UP POSITION) 14.75" RADIUS 3/1E STEEL PLATE DIAMETER PERSPECTIVE VIEW 3/16" THICK (MIN.) ATE SECTION (DOWN POSITION) ENDS SECURELY CLOSED TO PREVENT LOS TYPE 9 MU CH OF OPEN GRADED AGGREGATE FILL. GROUND LI SECURED WITH 50 PSI. ZIP TIE. loO0000000000000000 12" 00 � 0 CATCH BASIN/ FLANGE MANHOLE BUTT JOINTS SEDIMENT CONTROL INLET HAT ROCK LOG/COMPOST LOG NOTES: 1. THE SEDIMENT CONTROL BARRIER SHALL BE A METAL OR PLASTIC/POLYETHYLENE RISER SIZED TO FIT INSIDE THE CATCH BASIN/MANHOLE: HAVE PERFORATIONS TO ALLOW FOR WATER INFILTRATION: HAVE AN OVERFLOW OPENING, FLANGES AND A LID/COVER. 2. MANUFACTURED ALTERNATIVES LISTED ON MNDOT'S APPROVED PRODUCTS LIST MAY BE SUBSTITUTED. 3. SOCK HEIGHT MUST NOT BE SO HIGH AS TO SLOW DOWN WATER FILTRATION TO CAUSE FLOODING OF THE ROADWAY. 4. GEOTEXTILE SOCK BETWEEN 4-10 FEET LONG AND 4-6 INCH DIAMTER. SEAM TO BE JOINED BY TWO ROWS OF STITCHING WITH A PLASTIC MESH BACKING OR PROVIDE A HEAT BONDED SEAM (OR APPROVED EQUIVALENT). FILL ROCK LOG WITH OPEN GRADED CONFORMING TO SPEC. 3137 TABLE 3137-1; CA -3 GRADATION. 6051 INLET PROTECTION NOT TO SCALE N Q = E • (D o U W cn = L w L Ln Qr z Z Z O > E W cr- ra ' U ' b-0 Ln w 0 C: (D cV off a --i Q dl w _ d Jm cn QmN c:H r -I p O In U ( 10 m r Z w QLU >-0:� U p::Dw i �p p Z 11'�Q= LWU V) LU `� w Q Q�~ Q W J m N LU z w — _ < OQ z w Q w O P N � _LL LU > L Dof w LU CL CLO w U LU w cj�afU Op�� z C� N r LU z O I- IL V) W p W W H Q 0 z O cn <n W_ r Z ~ J W ¢ L/3Q J r r -1Z >G N O Q LU =D D O w 0 I _ �_ r^ -j/ Z 1 L CD = r W W< j w w p m U Q = U t/7 JOB No: 171316 DATE: 04/10/2018 DRAWN BY: CJO DESIGNED BY: ECR SHEET: C602