Loading...
HomeMy WebLinkAbout12090016.11�-I c7)I u a ,o i� , r �m [o w 10 9 8 7 6 5 4 I 3 2 1 - NOTES: 1. AN OAT OR WHEAT COMPANION OR NURSE CROP MAY BE USED WITH ANY OF THE ABOVE PERMANENT SEEDIN= MIXTURES, AT THE FOLLOWING RATES: (A) SPRING OATS - ONE- FOURTH TO THREE - FOURTHS BUSHEL PER ACRE (B) WHEAT - NO MORE THAN ONE -HALF BUSHEL PER ACRE 2. A HIGH POTENTIAL FOR FERTILIZER, SEED, AND MULCH TO WASH EXISTS ON STEEP BANKS, CUTS, AND IN CHAN'IELS AND AREAS OF CONCENTRATED INSTALLATION 1. GRADE THE SITE TO ACHIEVE POSITIVE DRAINAGE. 2. ADD TOPSOIL OR COMPOST MULCH TO ACHIEVE NEEDED DEPTH FOR ESTABLISHMENT OF VEGETATION. rCOMPOST '14TERIAL MAY BE ADDED TO IMPROVE SOIL MOISTURE HOLDING CAPACITY, SOIL FRIABILITY, AND NUTRIENT AVAILABILITY.) SEEDBED PREPARATION 1. TEST SOIL TO DETERMINE PH AND NUTRIENT LEVELS. 2. APPLY SOIL AMENDMENTS AS RECOMMENDED BY THE SOIL TEST AND WORK INTO THE UPPER TWO TO FOUR INCHES OF SOIL. IF TESTING IS NOT DONE, APPLY 400 TO 600 POUNDS PER ACRE OF 12 -12 -12 ANALYSIS FERTILIZER, OR EQUIVALENT. 3. TILL THE SOIL TO OBTAIN A UNIFORM SEEDBED. USE A DISK OR RAKE, OPERATED ACROSS THE SLOPE, TO WORK THE SOIL AMENDMENTS INTO THE UPPER TWO TO FOUR INCHES OF THE SOIL. SEEDING OPTIMUM SEEDING DATES ARE MARCH 1 TO MAY 10 AND AUGUST 10 TO SEPTEMBER 30. PERMANENT SEEDING DONE BETWEEN MAY 10 AND AUGUST 10 MAY NEED TO BE IRRIGATED. SEEDING OUTSIDE OR BEYOND OPTIMUM SEEDING DATES IS STILL POSSIBLE WITH THE UNDERSTANDING THAT RESEEDING OR OVERSEEDING MAY BE REQUIRED IF ADEQUATE SURFACE COVER IS NOT ACHIEVED. RESEEDING OR OVERSEEDING CAN BE EASILY ACCOMPLISHED IF THE SOIL SURFACE REMAINS WELL PROTECTED WITH MULCH. 1. SELECT A SEEDING MIXTURE AND RATE FROM TABLE 1. SELECT SEED MIXTURE BASED ON SITE CONDITIONS, SOIL PH, INTENDED LAND USE, AND EXPECTED LEVEL OF MAINTENANCE. 2. APPLY SEED UNIFORMLY WITH A DRILL OR CULTIPACKER SEEDER OR BY BROADCASTING. PLANT OR -OVEP THE EEED TO A DEPTH OF ONE- FOURTH TO ONE -HALF INCH. IF DRILLING OR BROADCASTING THE SEED, ENSURE GOOD SEED TlD- SO L _ T BY FIRMING THE SEEDBED WITH A ROLLER OR CULTIPACKER AFTER COMPLETING SEEDING OPERATIONS. (IF SEEDING I< CONE Vv!-- = HYDROSEEDER, FERTILIZER AND MULCH CAN BE APPLIED WITH THE SEED IN A SLURRY MIXTURE.) 3. MULCH ALL SEEDED AREAS AND USE APPROPRIATE METHODS TO ANCHOR THE MULCH IN PLACE- CONSIDER EROSION CONTROL BLANKETS ON SLOPING AREAS AND CONVEYANCE CHANNELS MAINTENANCE _ INSPECT WITHIN 24 HOURS OF EACH RAIN EVENT AND AT LEAST ONCE EVERY SEVEN CALENDAR DAYS UNTIL THE VEGETATION IS SUCCESSFULLY ESTABLISHED. _ CHARACTERISTICS OF A SUCCESSFUL STAND INCLUDE VIGOROUS DARK GREEN OR BLUISHGREEN SEEDLINGS 'Al-- ? UNIFORM VEGETATIVE COVER DENSITY OF 90 PERCENT OR MORE. _ CHECK FOR EROSION OR MOVEMENT OF MULCH. _ REPAIR DAMAGED, BARE, GULLIED, OR SPARSELY VEGETATED AREAS AND THEN FERTILIZE, RESEED, AND APPLY AND ANCHOR MULCH. _ IF PLANT COVER IS SPARSE OR PATCHY, EVALUATE THE PLANT MATERIALS CHOSEN, SOIL FERTILITY, MOISTURE CONDITION, AND MULCH APPLICATION, REPAIR AFFECTED AREAS EITHER BY OVERSEEDING OR PREPARING A NEW SEEDBED AND RESEEDING. APPLY AND ANCHOR MULCH ON THE NEWLY SEEDED AREAS. _ IF VEGETATION FAILS TO GROW, CONSIDER SOIL TESTING TO DETERMINE SOIL PH OR NUTRIENT DEFICIENCY PROBLEMS. (CONTACT YOUR SOIL AND WATER CONSERVATION DISTRICT OR COOPERATIVE EXTENSION OFFICE FOR ASSISTANCE.) _ IF ADDITIONAL FERTILIZATION IS NEEDED TO GET A SATISFACTORY STAND, DO SO ACCORDING TO SOIL TEST RECOMMENDATIONS. _ ADD FERTILIZER THE FOLLOWING GROWING SEASON FERTILIZE ACCORDING TO SOIL TEST RECOMMENDATIONS. _ FERTILIZE TURF AREAS ANNUALLY. APPLY FERTILIZER IN A SPLIT APPLICATION. FOR COOL - SEASON GRASSES, APPLY ONE -HALF OF THE FERTILIZER IN LATE SPRING AND ONE HALF IN EARLT F --_ FOR WARM - SEASON GRASSES, APPLY ONE -THIRD IN EARLY SPRING, ONE -THIRD IN LATE SPRING, AND THE REMAINING ONE -THIRD IN MIDDLE SUMMER. TABLE 1. PERMANENT SEEDING RECOMMENDATIONS THIS TABLE PROVIDES SEVERAL SEED MIXTURE OPTIONS. ADDITIONAL SEED MIXTURES ARE AVAILABLE COMMERCIALLY. WHEN SELECTING A MIXTURE, CONSIDER INTENDED LAND USE AND SITE CONDITIONS, INCLUDING SOIL PROPERTIES (E.G., SOIL PH AND DRAINAGE), SLOPE ASPECT, AND THE TOLERANCE OF EACH SPECIES TO SHADE AND DROUGHT. REFERENCE IN CHAPTER 7 PAGES 35 -40 IN THE INDIANA STORM WATER QUALITY MANUAL PERMANENT SEED LAWNS AND HIGH - MAINTENANCE AREAS SEED MIXTURES RATE PER ACRE PURE LIVE SEED OPTIMUM SOIL PH 1. BLUEGRASS 140 LBS. 5.5 TO 7.0 2. PERENNIAL RYEGRASS 60 LBS. 5.6 TO 7.0 (TURF TYPE) 90 LBS. FT. 3. TALL FESCUE (TURF TYPE) 170 LBS. 5.6 TO 7.5 - BLUEGRASS 30 LBS. 5.5 TO 7.5 CHANNELS AND AREAS OF CONCENTRATED FLOW SEED MIXTURES RATE PER ACRE PURE LIVE SEED OPTIMUM SOIL PH 1. PERENNIAL RYEGRASS 150 LBS. FT. - WHFrE 2 LBS. 5.5 TO 7.0 2. KENTUCKY BLUEGRASS 20 IBS. FT. - SMOOTH BROMEGRASS 10 LBS. FT. - SWITCHGRASS 3 LBS. 5.5 TO 7.5 - TIMOTHY 4 LBS. WITHOUT WIRE SUPPORT - PERENNIAL RYEGRASS 10 LBS. MANUAL. - WHITE CLOVER 2 LBS. 3. TALL FESCUE 150 LBS. 5.5 TO 7.5 - WHITE CLOVER 2 LBS. 4. TALL FESCUE 150 LBS. 2. DEPENDENT UPON THE TYPE OF SYSTEM, EITHER EXCAVATE THE PIT OR INSTALL THE - PERENNIAL RYEGRASS 20 LBS. 5.5 TO 7.5 - KENTUCKY BLUEGRASS 20 LBS. DEBRIS THAT MAY CAUSE TEARS OR PUNCTURES IN THE POLYETHYLENE LINING. 3/8" TREATED PL'A -, -D 48 %24" PAINTED 'AH'TF CONCRETE WASHOUT i • 3' 3' f tiDACK LETTER 6" -EIGHT X0.5" LAG SCREWS WOOD POST 3 "x3 "x8' VNU 2 -WOOD POST /STAKES WRAPPED WITH SILT FENCE AND ROTATED AT LEAST ONE FULL TURN TO SECURE SILT FENCE END IN PLACE SILT FENCE,,, 2 -WOOD POST /STAKES WRAPPED WITH SILT FENCE AND ROTATED AT LEAST TWO FULL TURNS TO PROVIDE A SECURE CONNECTION POST SILT FENCE TO JOIN TO ENDS OF TWO FENCES. POST 2 "X2" WOOD OR 1.33 LBS /FOOT STEEL 6' MAX. SPACING WOVEN FILTER FABRIC SILT FENCE MATERIAL COVER Q MAXIMUM LOAD SLOPE AND DISTANCE FOR WHICH A SILT FENCE IS APPLICABLE LOAD SLOPE MAX. DISTANCE ABOVE FENCE LESS THAN 2% 100 FT. 2 TO 5% 75 FT. 5 TO 10% 50 FT. 10 TO 20% 25 FT. MORE THAN 20% 15 FT. POSTS: STEEL T OR U TYPE, OR 2 "X2" HARD WOOD POST FENCE: WOVEN WIRE, 14 -1/2 GA., 6° MAX. MESH OPENING FABRIC: IN ACCORDANCE WITH ASTM D 6461 LATEST EDITION. POST 2 "X2" WOOD OR 1.33 LBS /FOOT STEEL 8' MAX. SPACING WIRE FENCE 14 GUAGE (MIN) -6" MESH REQ'D. IN SWALES OR AREAS OF CONCENTRATED FLOW NONWOVEN FILTER FABRIC - SECURE TO POSTS WITH 2" LATH 8 "X4" TRENCH TO ° 8 "X4" TRENCH TO BE BACKFILLED BE BACKFILLED AND COMPACTED 5i AND COMPACTED FINISH GRADE FINISH GRADE F- LOW FLOW 0 MAINTENANCE. _I_ III- -m I - -i - i- GEOTEXTILE FABRIC III UNDISTURBED z -I tl. - LAID ON DOWN SLOPE GROUND -__I I SIDE AND BOTTOM OF I - TRENCH Ir EMBEDDED SILT FENCE MATERIAL MIN. 8" _ INTO GROUND W/ 4" LAID ALONG BOTTOM OF TRENCH. SOIL SLICING IN j ACCORDANCE WITH ASTM D 6462 8.2.2 - IS ALSO ACCEPTABLE. WITHOUT WIRE SUPPORT X a o M W Q GEOTEXTILE FABRIC UNDISTURBED III z _I� III C LAID ON DOWN SLOPE GROUND I- SIDE AND BOTTOM OF TRENCH I r ICI I- EMBEDDED SILT FENCE MATERIAL MIN. 8 D- INTO GROUND W/ 4" LAID ALONG -� BOTTOM OF TRENCH. SOIL SLICING IN III_ ACCORDANCE WITH ASTM D 6462 8.2.2 IS ALSO ACCEPTABLE. I =! I I1 1 11 i WITH WIRE SUPPORT INSTALLATION PREFABRICATED SILT FENCE 1. LAY OUT THE LOCATION OF THE FENCE SO THAT IT IS PARALLEL TO THE CONTOUR OF THE SLOPE AND AT LEAST 10 FEET BEYOND THE TOE OF THE SLOPE TO PROVIDE A SEDIMENT STORAGE AREA. TURN THE ENDS OF THE FENCE UP SLOPE SUCH THAT THE POINT OF CONTACT BETWEEN THE GROUND AND THE BOTTOM OF THE FENCE END TERMINATES AT A HIGHER ELEVATION THAN THE TOP OF THE FENCE AT ITS LOWEST POINT. 2. EXCAVATE AN EIGHT -INCH DEEP BY FOUR -INCH WIDE TRENCH ALONG THE ENTIRE LENGTH OF THE FENCE LINE. INSTALLATION BY PLOWING IS ALSO ACCEPTABLE. 3. INSTALL THE SILT FENCE WITH THE FILTER FABRIC LOCATED ON THE UP -SLOPE SIDE OF THE EXCAVATED TRENCH AND THE SUPPORT POSTS ON THE DOWN -SLOPE SIDE OF THE TRENCH. 4. DRIVE THE SUPPORT POSTS AT LEAST 18 INCHES INTO THE GROUND, TIGHTLY STRETCHING THE FABRIC BETWEEN THE POSTS AS EACH IS DRIVEN INTO THE SOIL. MINIMUM OF 12 INCHES OF THE FILTER FABRIC SHOULD EXTEND INTO THE TRENCH. 5. LAY THE LOWER FOUR INCHES OF FILTER FABRIC ON THE BOTTOM OF THE TRENCH AND EXTEND IT TOWARD THE UP -SLOPE SIDE OF THE TRENCH. 6. BACKFILL THE TRENCH WITH SOIL MATERIAL AND COMPACT IT IN PLACE. NOTE: IF THE SILT FENCE IS BEING CONSTRUCTED ON -SITE, ATTACH THE FILTER FABRIC TO THE SUPPORT POSTS AND ATTACH WOODEN LATHE TO SECURE THE FABRIC TO THE POSTS. ALLOW FOR AT LEAST 12 INCHES OF FABRIC BELOW GROUND LEVEL. COMPLETE THE SILT FENCE INSTALLATION, FOLLOWINGSTEPS 1 THROUGH 6 ABOVE. MAINTENANCE _ INSPECT WITHIN 24 HOURS OF A RAIN EVENT AND AT LEAST ONCE EVERY SEVEN CALENDAR DAYS. _ IF FENCE FABRIC TEARS, STARTS TO DECOMPOSE, OR IN ANY WAY BECOMES INEFFECTIVE, REPLACE THE AFFECTED PORTION IMMEDIATELY. NOTE: ALL REPAIRS SHOULD MEET SPECIFICATIONS AS OUTLINED WITHIN THIS MEASURE. _ REMOVE DEPOSITED SEDIMENT WHEN IT IS CAUSING THE FILTER FABRIC TO BULGE OR WHEN IT REACHES ONE -HALF THE HEIGHT OF THE FENCE AT ITS LOWEST POINT. WHEN CONTRIBUTING DRAINAGE AREA HAS BEEN STABILIZED, REMOVE THE FENCE AND SEDIMENT DEPOSITS, GRADE THE SITE TO BLEND WITH THE SURROUNDING AREA, AND STABILIZE. REFFERENCE IN CHAPTER 7 PAGES 215 --221 IN THE INDIANA STORM WATER QUALITY MANUAL SEDIMENTATION /SILT FENCE 10' MIN. w a SECTION LINE 10 MIL. PLASTIC LINING (NO SCALE) N OTES: 1. ACTUAL LAYOUT DETERMINED IN FIELD. 2. THE CONCRETE WASHOUT SIGN SHALL BE INSTALLED WITHIN 30FT. OF THE TEMP. CONCRETE WASHOUT FACILITY WOOD OR METAL STAKES TO SECURE WOOD OR METAL THE STRAW BALES (TWO STAKES TO SECURE _ PER BALE) THE STRAW BALES (TWO PER BALE) POLYETHYLENE LINING 10 MIL. EXTENDING OVER BALES �''" -'�- STRAW BALE (TYP) 1 � I =1 I I =I I l \ POLYETHYLENE LINING 10 FI MIL. EXTENDING OVER BALES \METAL PINS OR STAPLES NATIVE MATERIAL ( OPTIONA SECTI N PLAN TO SECURE THE POLYETHYLENE LINING TO THE STRAW BALES X LoQ NZ �g 2 "x2" OR­2-�4 WOOD FRAME DROP INLET WITH GRATE ATTACH THE WOVEN WIRE FENCE TO EACH POST WITH THREE WIRE TIES OR OTHER FASTENERS 36" MAX. (TYP.) CROSS BRACE 1I 1 _ 1 "x2" or 1 "x3 ". ' 5' MIN. SECURELY FASTEN 100 OVERLAP OVERLAPPING ENDS OF SILT FENCE MATERIAL TO 2 "x2" ,r 2"x4" STAKE ADJACENT STAKES WITH THREE WIRE TIES OR OTHER FASTENERS WOVEN WIRE FENCE WITH SILT FENCE MATERIAL COVER 4 "x8" TRENCH EXTEND WIRE FENCE A i I II MIN. OF 8" INTO GROUND - -- _GEOTEXTILE FABRIC LAID ON - DOWN -SLOPE SIDE AND BOTTOM OF TRENCH POSTS: 2 X 4 WOODEN STAKE FENCE: WOVEN WIRE, 14 -1/2 GA., 6" MAX. MESH OPENING FABRIC: IN ACCORDANCE WITH ASTM D 6461 LATEST EDITION. INSTALLATION 1. DIG AN EIGHT -INCH DEEP, FOUR -INCH WIDE TRENCH AROUND THE PERIMETER OF THE INLET 2. IF USING PRE - ASSEMBLED GEOTEXTILE FABRIC AND POSTS, DRIVE THE POSTS INTO THE SOIL, TIGHTLY STRETCHING THE GEOTEXTILE FABRIC BETWEEN POSTS AS EACH IS DRIVEN. (POSTS MUST BE PLACED ON THE INLET SIDE OF THE ANCHOR TRENCH WITH THE GEOTEXTILE FABRIC ON THE SIDE OF THE TRENCH FARTHEST FROM THE INLET.) NOTE: IF ASSEMBLING THE GEOTEXTILE FABRIC AND POSTS ON -SITE, DRIVE THE POSTS INTO THE SOIL AND THEN SECURE THE GEOTEXTILE FABRIC TO THE POSTS BY PLACING A PIECE OF LATHE OVER THE FABRIC AND FASTENING IT TO THE POST (STRETCHING THE FABRIC BETWEEN POSTS AS IT IS FASTENED), 3. USE THE WRAP JOIN METHOD WHEN JOINING POSTS. 4. PLACE THE BOTTOM 12 INCHES OF GEOTEXTILE FABRIC INTO THE EIGHT -INCH DEEP TRENCH, LAYING THE REMAINING FOUR INCHES IN THE BOTTOM Of THE TRENCH AND EXTENDING AWAY FROM THE INLET. 5. BACKFILL THE TRENCH WITH SOIL MATERIAL AND COMPACT IT IN PLACE. 6. BRACE THE POSTS BY NAILING BRACES INTO EACH CORNER POST OR UTILIZE RIGID PANELS TO SUPPORT FABRIC. NOTE: IN SITUATIONS WHERE STORM WATER MAY BYPASS THE STRUCTURE, EITHER: SET THE TOP OF THE GEOTEXTILE FABRIC FILTER AT LEAST SIX INCHES LOWER THAN THE GROUND ELEVATION ON THE DOWN -SLOPE SIDE ()F THE STORM DRAIN INLET, BUILD A TEMPORARY DIKE, COMPACTED TO SIX INCHES HIGHER THAN THE FABRIC, ON THE DOWN -SLOPE SIDE OF THE STORM DRAIN INLET, AND /OR USE IN CONJUNCTION WITH EXCAVATED DROP INLET PROTECTION. SILT FENCE MATERIAL TO BE FASTENED SECURELY TO WOVEN WIRE FENCE WITH THREE TIES SPACED AT 3" ON CENTER MAINTENANCE. _ INSPECT DAILY. _ INSPECT GEOTEXTILE FABRIC AND MAKE NEEDED REPAIRS IMMEDIATELY. _ REMOVE SEDIMENT FROM POOL AREA TO PROVIDE STORAGE FOR THE NEXT STORM EVENT. AVOID DAMAGING OR UNDERCUTTING FABRIC DURING SEDIMENT REMOVAL. _ WHEN CONTRIBUTING DRAINAGE AREA HAS BEEN STABILIZED, REMOVE SEDIMENT, PROPERLY DISPOSE OF ALL CONSTRUCTION MATERIAL, GRADE AREA TO THE ELEVATION OF THE STORM DRAIN INLET TOP, THEN STABILIZE IMMEDIATELY. i REFERENCED IN CHAPTER 7 PAGE 153 -157 IN THE INDIANA STORM WATER QUALITY MANUAL. SILT FENCE INLET PROTECTION FOR NON PAVED AREAS (NO SCALE) INSTALLATION 1. UTILIZE AND FOLLOW THE DESIGN IN THE STORM WATER POLLUTION PREVENTION PLAN TO INSTALL THE SYSTEM. 2. DEPENDENT UPON THE TYPE OF SYSTEM, EITHER EXCAVATE THE PIT OR INSTALL THE CONTAINMENT SYSTEM. 3. A BASE SHALL BE CONSTRUCTED AND PREPANED THAT IS FREE OF ROCKS AND OTHER DEBRIS THAT MAY CAUSE TEARS OR PUNCTURES IN THE POLYETHYLENE LINING. 4, INSTALL THE POLYETHYLENE LINING. FOR EXCAVATED SYSTEMS, THE LINING SHOULD EXTEND OVER THE ENTIRE EXCAVATION. THE LINING FOR BERMED SYSTEMS SHOULD BE INSTALLED OVER THE POOLING AREA WITH ENOUGH MATERIAL TO EXTEND THE LINING OVER THE BERM OR CONTAINMENT SYSTEM. THE LINING SHOULD BE SECURED WITH PINS, STAPLES, OR OTHER METAL PINS OR STAPLES FASTENERS. TO SECURE THE POLYETHYLENE LINING TO 5, PLACE FLAGS, SAFETY FENCING, OR EQUIVALENT TO PROVIDE A BARRIER TO CONSTRUCTION THE STRAW BALES EQUIPMENT AND OTHER TRAFFIC. BINDING WIRE 6. PLACE A NON - COLLAPSING, NON -WATER HOLDING COVER OVER THE WASHOUT FACILITY PRIOR TO A PREDICTED RAINFALL EVENT TO PREVENT ACCUMULATION OF WATER AND POSSIBLE OVERFLOW OF THE SYSTEM (OPTIONAL). 7. INSTALL SIGNAGE THAT IDENTIFIES CONCRETE WASHOUT AREAS. STRAW BALE (TYP) I1 8. POST SIGNS DIRECTING CONTRACTORS AND SUPPLIERS TO DESIGNATED LOCATIONS. GUI/ 9- WHERE NECESSARY, PROVIDE STABLE INGRESS AND EGRESS (SEE TEMPORARY CONSTRUCTION -I �- INGRESS /EGRESS PAD ON PAGE 17) OR ALTERNATIVE APPROACH PAD FOR CONCRETE WASHOUT SYSTEMS. WOOD OR METAL STAKES CONCRETE WASHOUT (TYP) - 2 PER BALE TYPE "ABOVE GRADE (NO SCALE) W/ STRAW BALES"