Loading...
HomeMy WebLinkAboutSW8051028_APPROVED PLANS_20051110STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW 9&5_`oP�2 DOC TYPE ❑ CURRENT PERMIT ?v APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE YYYYMMDD E 7 0 !MAINTENANCE PLAN 1. All erosion and sediment control practices will be checked for stability and operation following every runoff producing rainfall but in no case less than once every week. Any needed repairs will be made immediately to maintain all practices as designed. 2. All construction entrances will be periodically topdressed with an additional 2 inches of #4 stone to maintlan proper depth. Any sediment that is tracked into the street will be immediately removed. 3. Sediment will be removed from the sediment trap and block and gravel inlet protection device when storage capacity has been approximately 50 % tilled. Gravel will be cleaned or replace when the sediment pool no longer drains properly. 4. Sediment will be removed from behind the sediment fence when it becomes 0.5 feet deep at the fence. The sediment fence will be repaired as necessary to maintain a barrier. 5. The sediment basin will be cleaned out when the level of sediment reaches 2.0 feet below the top of the riser. Gravel will be cleaned or replaced when the sediment pool no longer drains properly. 6. All seeded areas will be fertilized, reseeded as necessary, and mulched according to specifications in the vegetative plan to maintain a vigorous, dense vegetativie cover. STABILIZATION NOTES 1. All slopes will be stabilized within 15 days of cease of any phase of grading. 2. All other areas will be stabilized within 15 days of cease of any phase of grading. CONSTRUCTION SCHEDULE 1. Obtain plan approval and other applicable permits. 2. Hold pre -construction meeting at least one week prior to beginning construction. 3. lnstaR/Maintain temporary construction entrancelexit. 4. Before clearing and grading of the site, install silt fencing at the base of slopes to restrict movement of sediment from the site. 5. Begin clearing and grading of the site. 6. Install storm piping, catch basins, and curb inlets. 7. Install Inlet Protection for catch basins and curb inlets to restrict movement of sediment from the site. 8. All erosion and sediment control practices will be inspected bi-weekly and after each rainfall event. Needed repairs will be made immediately. 9. After the entire covered area is stabilized, an temporary measures will be removed and permanent vegetative repairs to be completed. ti- VEGETATION PLAN 1. After complete stabilization of the entire covered area, top cover soils will be roughened by making 1 =2" deep grooves perpendicular to the slope. 2. Spread time (agricultural limestone) evenly over the area at a rate of 1.5 tans/acre; spread 10--10-10 fertilizer at rate specified and incorporate into the top 6" of soil. 3. Loosen surface prior to applying seed. 4. Broadcast seed at recommended rates. 5. Rake seed into the soil and lightly pack to establish good contact. 6. Mulch with 4000 tb/acre grain straw or equivalent and anchor by weighted farm disc set nearly straight or other mulch anchoring tool. 7. Mow as needed and referti'lize in late winter or early spring by topdressing with 10- 10-10 fertilizer. 8. Graded surfaces shall not be exposed without grass coverage for more than 15 days. If grades are not complete and exposure is more than 15 days, temporary seed as specified. LEGEND PROPERTY LINE 30' SETBACK SETBACK LINE • SEWER MANHOLE (PROPOSED) ,- ----- PROPOSED SEWER LINE --•----6V--- PROPOSED 6" WATER LINE to -- PROPOSED STORM DRAIN LINE 23 CONTOUR (EXISTING) A PROPOSED WATER VALVE lx{ PROPOSED WATER LINE TEE FT 90' SEND WC PROPOSED FIRE HYDRANT WV WATER VALVE (EXISTING) ea FIRE HYDRANT (EXISTING) 0 WM WATER METER (EXISTING) O SEWER MANHOLE (EXISTING) SSMH PP 0 POWER POLE (EXISTING) 0 TELEPHONE PEDESTAL (EXISTING) O PROPOSED UNIT NUMBER ( PROPOSED CURB INLET WITH PROTECTION ® PROPOSED DROP INLET WITH PROTECTION DUMPSTER © PROPOSED DOG HOUSE MANHOLE CLEARING LIMITS LINE ............ ................:..... LANDSCAPE AREA -- -SF --- SILT FENCE TEMP. UTILITY IMPACT 217 PROPOSED SPOT ELEVATION SHEET FLOW It -IV. tau; .1.%.' o SITE DATA TABLE 1. PROPERTY AREA 348,492 SF / 8-00 AC v 2. BUILDING AREA 85,378 SF / 1.96 AC ? 3. ASPHALT AREA 57,649 SF / 1.32 AC 4. SIDEWALK AREA 8769 SF / 0.20 AC 5. DISTURBED AREA 348,492 SF / 8.00 AC 6. PERVIOUS AREA 19r�L&96-,9 / 4.51 AC 7, IMPERVIOUS AREA 151,796 S 3.48 AC $. PARKING SPACES --T40- I f i I tB�77'�615ZO 0 UKAINAUL UHUH 3:1 SIDE SLOPE SSMH TCP 22.7' 1.1-4v. IN 15.44. 'INN. OUT 15.74 l.rf_Lnl%t1VV Ll IviI IJ 6" TAPPING SLEEVE AND VALVE ON EXISTING 8" PVC PIPE BORE AND JACK 40LF 18" STEEL CASING, .25" WALL THK. WITH 6" DIP CARRIER PIPE \ �5MH KIP 23.30 INN.' -IN 14^ GRAPHIC SCALE 25' 0 50' 100' REV NO. DESCRIPTION DATE REVISIONS 1 NOTES: 1) ALL DISTANCES SHOWN ARE GROUND HORIZONTAL UNLESS OTHERWISE NOTED. 2) ALL DISTANCES ARE IN FEET UNLESS OTHERWISE NOTED. 3) THIS PROPERTY IS IN FLOOD ZONE A & C AS SHOWN ON FEMA FLOOD INSURANCE RATE MAP, COMMUNITY PANEL NUMBER 370295 0335 E, DATED APRIL 2, 1991. NO BASE FLOOD ELEV DETERMINED LANDSCAPE NOTES: 1. LANDSCAPE STRIP SHALL BE A MAXIMUM SLOPE OF 7:1 IN ORDER TO PLANT VEGETATION. 2. PROVIDE A MINIMUM OF 3 INCHES OF MULCH AROUND ALL PLANTING. GENERAL NOTES: 1. CONTRACTOR SHALL CONTACT THE N.C. ONE CALL CENTER TO LOCATE EXISTING UTILITIES AT THE SITE PRIOR TO ANY LAND DISTURBING ACTIVITY. 2. CONTRACTOR SOLELY RESPONSIBLE FOR COORDINATION WITH EXISTING UTILITIES AND ANY DAMAGE THAT OCCURS. 3. CURRENT/REQUIRED TRACT ZONING - R-15. 4. ALL TREES TO BE SAVED MUST BE PROPERLY PROTECTED THROUGHOUT CONSTRUCTION. 5. ALL BUILDING ROOF DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE COLLECTION SYSTEM, PARKING NOTES: 1. VARIANCES ON STALL WIDTHS, ANGLE AND OTHER DIMENSIONS WILL BE ALLOWED ONLY UPON APPROVAL OF THE TRAFFIC ENGINEER. 2. WHEEL STOPS SHALL BE REQUIRED THREE (3) FEET FROM THE END OF PARKING STALL WHEN USING EIGHTEEN (18) FEET DEEP STALLS. 3. CURBING, CROSSTIES, CAN BE USED AS WHEEL STOPS. (MUST BE ANCHORED DOWN) 4. ALL PARKING STALL MARKINGS AND LANE ARROWS SHALL BE WHITE. 5. ALL OTHER PAVEMENT MARKINGS, SIGNS OR OTHER TRAFFIC CONTROL DEVICES SHALL CONFORM TO THE LATEST EDITION AND/OR INTERPRETATION OF THE MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (MUTCD). ,� a 6. NO OBSTRUCTIONS WILL BE ALLOWED ADJACENT TO A PARKING STALL WHICH WOULD PREVENT SAFE INGRESS AND .,,IT''L EGRESS FROM A PARKED VEHICLE. .C; IALI1Y 7- SIDEWALKS TO 8£ 5' WIDE AND 4" THICK WITH A 1" DEEP SCORED JOINT EVERY 5'. 01��40 _'K -%7 D P:a;a N�. NOV 04 n 7�2�G EAST POINT HOMES, LLC. P LINCOLN PLACE APARTMENT COMPLEX TOWN OF LELAND BRUNSWICK COUNTY NORTH CAROLINA &0; ° PI" 4 .. SON, 4,w �n�++ 9 �. it SITE PLAN RIGHT ANGLE ENGINEERING, P.C. 212 PRINCESS STREET WILMINGTON, NC 28401 (910) 251-8544 FAX (910) 251 -2208 10/26/05 Scale: AS SHOWN Drown: WM Checked: WSL Project No_ MA0305 Sheet No: C1 y 1" = 40' REV NO. DESCRIPTION DATE REVISIONS NOV 0 4 2005 Is too I0^Z BY- EAST POINT HOMES, LLC. °aTE: 10/26/05 LINCOLN PLACE APARTMENT COMPLEX Scale: TOWN 01= LELAND BRllNSWICK COUNTY NORTH CAROLINA AS SHOWN Drawn: a 1j z PEL-3-617 �4�� I GRADING PLAN RIGHT ANGLE ENGINEERING, P.C. 212 PRINCESS STREET WILMINGTON, NC 28401 (910) 251-8544 FAX (910) 251-2208 WM Checked: WSL Project No: M A0305 Sheet No: C2 J 3' FOREBAY 10' WETLAND `TOP = 23.0 DISTANCE SHOWN ON PLANS 3' VEGETATIVE SHELF i 3, 1 EL. 21.0 TEMPORARY POOL EL. 20.0 PERMANENT POOL PERMANANT POOL DISTANCE SHOWN ON PLANS STAINLESS STEEL TRASH RACK ---- RISER PRINCIPAL SPILLWAY 10' WETLAND VEGETATIVE SHELF EL. 23.0 TOP OF BANK EL. 22.0 EMERGENCY SPILLWAY 21.0 20.0 22.0 l 7APPRO!x-` EX. GROUND EL_ 17.3 SEDIMENT ' S' 1 .'f EL. 1fi_3 SEDfMENT APPROX. SURFACE REMOVAL ELEVATION I REMOVAL ELEVATION WETLAND SHEL % ALL AREAS ABOVE PERMANENT POOL EL. TO BE SEEDED AS EL. 16.0 EL. 15.0 BOTTOM OF POND SHOWN ON SEEDING SCHEDULE ** WETLAND SHELF PLANTINGS - EQUAL AMOUNTS OF PICKERELWEED, SOFT -STEM DETENTION POND SECTION BULRUSH, ARROWHEAD/DUCK POTATO. PLANTED AT 2 FOOT ON CENTER AROUND ENTIRE SHELF NOT TO SCALE NOTES FOR DETENTION BASIN CONSTRUCTION SPECIFICATIONS SITE PREPARATIONS - CLEAR, GRUB AND STRIP TOPSOIL FROM THE SITE AREA OF THE NEW POND TO REMOVE TREES, VEGETATION, ROOTS AND OTHER OJECTIONABLE MATERIAL. TO FACILITATE SEDIMENT CLEANOUT, STOCKPILE ALL TOPSOIL OR SOIL CONTAINING ORGANIC MATTER FOR USE ON THE OUTER SHELL OR THE EMBANKMENT TO FACILITATE VEGETATIVE ESTABLISHMENT. PLACE TEMPORARY SEDIMENT CONTROL MEASURES BELOW THE BASIN AS NEEDED. CONDUIT SPILLWAYS - SECURELY ATTACH THE RISER TO THE BARREL OR BARREL STUB TO MAKE A WATER -TIGHT STRUCTURAL CONNECTIN. SECURE ALL CONNECTIONS BETWEEN BARREL SECTIONS BY APPROVED WATER -TIGHT ASSEMBLIES. PLACE THE BARREL AND RISER ON A FIRM, SMOOTH FOUNDATION OF IMPERVIOUS SOIL. DO NOT USE PERVIOUS MATERIAL SUCH AS SAND, GRAVEL, OR CRUSHED STONE AS BACKFILL AROUND THE PIPE OR ANTI -SEEP COLLARS. PLACE THE FILL MATERIAL AROUND THE PIPE SPILLWAY IN 4 INCH LAYERS AND COMPACT IT UNDER AND AROUND THE PIPE TO AT LEAST THE SAME DENSITY AS THE ADJACENT EMBANKMENT. CARE MUST BE TAKEN NOT TO RAISE THE PIPE FROM FIRM CONTACT WITH ITS FOUNDATION WHEN COMPACTING UNDER THE PIPE HAUNCHES. PLACE A MINIMUM DEPTH OF 2 FT. OF HAND -COMPACTED BACKFILL OVER THE PIPE SPILLWAY BEFORE CROSSING IT WATH CONSTRUCTION EQUIPMENT. ANCHOR THE RISER IN PLACE BY CONCRETE OR OTHER SATISFACTORY MEANS 1, MIN TO PREVENT FLOTATION. IN NO CASE SHOULD THE PIPE CONDUIT BE INSTALLED BY CUTTING A TRENCH 2• MIh THROUGH THE DAM AFTER THE EMBANKMENT IS COMPLETE. FINE GRAVEL F (V MIN. TRIM EMERGENCY SPILLWAY - INSTALL THE EMERGENCY SPILLWAY IN UNDISTURBED SOIL. THE ACHIEVEMENT OF PLANNED ELEVATIONS, GRADE, DESIGN WIDTH, AND ENTRANCE AND EXIT CHANNEL SLOPES ARE CRITICAL TO THE SUCCESSFUL OPERATION OF THE EMERGENCY SPILLWAY. - INLETS - DISCHARGE WATER INTO THE POND IN A MANNER TO PREVENT EROSION. USE OUTLET PROTECTION AT EACH PIPE TO PREVENT EROSION OF THE POND FLOOR. EROSION CONTROL - CONSTRUCT THE STRUCTURE SO THAT THE DISTURBED AREA IS MINIMUMIZED. DIVERT SURFACE WATER AWAY FROM BARE AREAS. COMPLETE THE EMBANKMENT BEFORE THE AREA IS CLEARED. SAFETY - SEDIMENT BASINS MAY ATTRACT CHILDREN AND CAN BE DANGEROUS. AVOID STEEP SIDE SLOPES, AND MARK BASINS WITH WARNING SIGNS IF TRESPASSING IS LIKELY.. MAINTENANCE NOTES FOR DETENTION BASIN 1. AFTER EVERY SIGNIFICANT RUNOFF PRODUCING RAINFALL EVENT AND AT LEAST MONTHLY: A: INSPECT THE DETENTION BASIN SYSTEM FOR SEDIMENT ACCUMULATION, EROSION, TRASH ACCUMULATION, VEGETATED COVER, AND GENERAL CONDITION. B: CHECK AND CLEAR THE ORIFICE OF ANY OBSTRUCTIONS SUCH THAT DRAWDOWN OF THE TEMPORARY POOL OCCURS WITHIN 2 TO 5 DAYS AS DESIGNED. 2. REPAIR ERODED AREAS IMMEDIATELY, RE -SEED AS NECESSARY TO MAINTAIN GOOD VEGETATIVE COVER, MOW VEGETATIVE COVER TO MAINTAIN A MAXIMUM HEIGHT OF SIX INCHES, AND REMOVE TRASH AS NEEDED. 3. INSPECT AND REPAIR THE COLLECTION SYSTEM (I.E. CATCH BASINS, PIPING, SWALES, RIPRAP, ETC.) QUARTERLY TO MAINTAIN PROPER FUCTIONING. 4. REMOVE ACCUMULATED SEDIMENT FROM THE DETENTION BASIN SYSTEM SEMI-ANNUALLY OR WHEN DEPTH IS REDUCED TO 75% OF THE ORIGINAL DESIGN DEPTH. REMOVED SEDIMENT SHALL BE DISPOSED OF IN AN APPROPRIATE MANNER AND SHALL BE HANDLED IN A MANNER THAT WILL NOT ADVERSELY IMPACT WATER QUALITY (11. STOCKPILING NEAR A WET DETENTION BASIN OR STREAM, ETC.) THE MEASURING DEVICE USED TO DETERMINE THE SEDIMENT ELEVATION SHALL BE SUCH THAT IT WILL GIVE EMERGENCY SPILLWAY 10' WIDE WIER INV. = 19.9 RIP -RAP 5' WIDEN AROUND ENTIRE OUTLET STRUCTURE. - 20' of 24" HPDE PRINCIPAL BARREL SPILLWAY 32" X 32" ANTI -SEEP COLLAR ANTI-FLOATION BLOCK AN ACCURATE DEPTH READING AND NOT READILY PENETRATE INTO ACCUMULATED SEDIMENTS. 50' MIN. WHEN THE PERMANENT POOL DEPTH READS 1.3 FOOT IN THE POOL, THE SEDIMENT SHALL BE REMOVED. 5. IF THE BASIN MUST BE DRAINED FOR AN EMERGENCY OR TO PERFORM MAINTENANCE, THE FLUSHING OF SEDIMENT THROUGH THE EMERGENCY DRAIN SHALL BE MINIMIZED TO THE MAXIMUM EXTENT PRACTICAL. PUMP WILL BE PROVIDED FOR MAINTENANCE OF FLOW STRUCTURE AND TO DRAIN THE POND IN EMERGENCIES.LU 7. ALL COMPONENTS OF THE DETENTION BASIN SYSTEM SHALL BE MAINTAINED IN GOOD WORKING ORDER. MAINTENANCE PLAN CONSTRUCTION SCHEDULE �T EXISTING ROAD-, ##4 STONE.., O 1-� Lj w 1. All erosion and sediment control practices will be checked 1. Obtain plan approval and other applicable permits. :: Lj a- (- T for stability and operation following every runoff -producing 2. Hold pre -construction meeting at least one week rainfall but in no case less than once every week. Any prior to beginning construction. ....... _ . _ . needed repairs will be made immediately to maintain all 3. Install/Maintain temporary construction entrancelexit. practices as designed. 4. Before clearing and grading of the site, install silt 2. All construction entrances will be periodically topdressed fencing at the base of slopes to restrict movement of with an additional 2 inches of #4 stone to maintian proper sediment from the site. PLAN depth. Any sediment that is tracked into the street will be 5. Begin clearing and grading of the site. immediately removed. 6. Install storm piping, catch basins, and curb inlets. 35 f 3 Sediment will be removed from the sediment trap and block 7 Install Inlet Protection for catch basins and curb inlets , 15' f , and gravel inlet protection device when storage capacity to restrict movement of sediment from the site, has been approximately 50 % filled. Gravel will be cleaned 8. All erosion and sediment control practices will be or replace when the sediment pool no longer drains properly. inspected bi-weekly and after each rainfall event. 4. Sediment will be removed from behind the sediment fence Needed repairs will be made immediately. when it becomes 0.5 feet deep at the fence. The sediment 9. After the entire covered area is stabilized, all temporary fence will be repaired as necessary to maintain a barrier, measures will be removed and permanent vegetative repairs 5. The sediment basin will be cleaned out when the level of to be completed. sediment reaches 2.0 feet below the top of the riser. Gravel will be cleaned or replaced when the sediment pool no longer drains properly. 6. All seeded areas will be fertilized, reseedei as necessary, and mulched according to specifications in the vegetative plan to maintain a vigorous, dense vegetativie cover. STABILIZATION NOTES //--++ 1. All slopes will be stabilized within 15 days of cease of any TEMPORARY S E E D N V phase of grading. 2. All other areas will be stabilized within 15 days of cease of any phase of grading. VEGETATION PLAN AGGREGATE 00 BASE COURSE o SECTION TEMPORARY CONSTRUCTION ENTRANCE NOT TO SCALE GRASS TYPE AMOUNT/1000 SF TIME OF SEEDING INITIAL FERTILIZATION/1000 SF MAINTENANCE . RYE GRAIN 1-2 LBS NOV. THRU JAN. 25 LBS 10-10-10 N/A N/A N/A BROWN TOP MILLET 1-2 LBS JUNE THRU AUG. 25 LBS 10-10-10 N/A N/A N/A 1. After complete stabilization of the entire covered area, top cover soils will be roughened by making 1"-2" deep grooves perpendicular to the slope. 2. Spread lime (agricultural limestone) evenly over the area PERMANENT S E E D N G at a rate o€1.5 tons/acre; spread 10-10-10 fertilizer at rate specified and incorporate into the top 6" of soil. 3. Loosen surface prior to applying seed. 4. Broadcast seed at recommended rates, 5. Rake seed into the soil and lightly pack to establish good contact 6. Mulch with 4000 lb/acre grain straw or equivalent and anchor by weighted farm disc set nearly straight or other mulch anchoring tool. 7. Mow as needed and refertilize in late winter or early spring by topdressing with 10- 10-10 fertilizer. B. Graded surfaces shall not be exposed without grass coverage for more than 15 days. If grades are not complete and exposure is more than 15 days, temporary seed as specified. GRASS TYPE AMOUNT/1000 SF TIME OF SEEDING INITIAL FERTILIZATION/1000 SF MAINTENANCE MARCH-APRIL EACH 4-8 WKS AUG- SEPT BERMUDA, COMMON 1-2 LBS APR. THRU. JUNE 25 LBS 10-10-10 12 LBS 10-10-10 1-2 LBS N. 12 LBS 10-10-10 FESCUE, TALL 5-7 LBS SEPT THRU OCT 25 LBS 10-10-10 FEB - MARCH MAY & DEC SEPT - OCT KENTUCKY 31 FEB THRU OCT 12 LBS 10-10-10 1/2 TO 1 LB. N. 12 LBS 10-10-10 SERICEA 1-2 LBS MARCH THRU APR. 25 LBS 10-10-10 FEB - MARCH 1/2 TO 1 LB. N. N/A LESPEDEZA S(SLOPES , FLARED END SECTION #3 OUTLET AT BOTTOM OF EXISTING CHANNEL /-- INV. OUT = 19.5 , RIP RAP CLASS B WITH GEOTEXTILE FABRIC EXTEND UP SIDES TO TOP OF BANK. SEE OUTLET PROTECTION SIZING FOR DIMENSIONS. 0 Do NOTE: SEE PLANS FOR BELED DIMENSIONS i� WOOD POST GENERAL NOTES' FENCE FABRIC SHALL BE A MINIMUM OF 32" IN WIDTH AND SHALL HAVE A MINIMUM OF 6 LINE WIRES WITH 12" STAY SPACING. FILTER FABRIC SHALL BE MIRAFI 100 OR EQUIVALENT AND SHALL BE A MINIMUM OF 36" IN WIDTH. BURLAP CAN NOT BE USED WHERE SILT FENCE IS TO REMAIN FOR A PERIOD OF MORE THAN 30 DAYS, STEEL POSTS SHALL BE 3'--0" IN HIGHT AND BE OF THE SELF -FASTENER ANGLE STEEL TYPE. WOOD POSTS SHALL BE 6 TO 7 FEET IN HEIGHT AND 3 TO 4 INCHES IN DIAMETER_ WIRE FABRIC SHALL BE FASTENED TO WOODEN POST WITH NOT LESS THAN #9 WIRE STAPLES 1 1/2" LONG. SILT FENCES SHALL BE INSTALLED AROUND ALL CATCH BASINS. SILT FENCES SHALL BE PROVIDED AS NECESSARY TO PREVENT EXCESSIVE EROSION. Lo po0.Otis o Og "oabR, z C)< 3 Do 0 0 oa 0�.aogtxp ogoe00� o� C�7 GEOTEXTILE FABRIC FES Do La W D CLASS 1 24" 15' 16.5' 12" B PIPE OUTLET D ETAI L NOT TO SCALE MIN. 12 1/2 GA. WIRES STEEL OR WOOD POST WIRE FABRIC �-- FILTER FABRIC �Q E� M U O LL_ � 0� W J Q :2 1Z COMPACTED BACKFILL EXISTING GROUND LINE I it�� ANCHOR SKIRT MINIMUM STEEL OF 6" WOOD POST POST ALTERNATE: IN LIEU OF BURYING SKIRT, 6" #3 WASHED STONE MAYBE USED TO ANCHOR SKIRT MAINTENANCE NOTES' FILTER BARRIERS SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND AT LEAST DAILY DURING PROLONGED RAINFALL. ANY REQUIRED REPAIRS SHALL BE MADE IMMEDIATELY. SHOULD THE FABRIC DECOMPOSE OR BECOME INEFFECTIVE PRIOR TO HTE END OF THE EXPECTED USABLE LIFE AND THE BARRIER STILL BE NECESSARY, THE FABRIC SHALL BE REPLACED PROMPTLY. SEDIMENT DEPOSITS SHOULD BE REMOVED AFTER EACH STORM EVENT. THEY MUST BE REMOVED WHEN DEPOSITS REACH APPROXIMATELY HALF THE HEIGHT OF THE BARRIER. ANY SEDIMENT DEPOSITS REMAINING IN PLACE AFTER THE SILT FENCE OR FILTER BARRIER IS NO LONGER REQUIRES SHALL BE DRESSED TO CONFORM WITH THE EXISTING GRADE, PREPARED AND SEEDED. TEMPORARY SILT FENCE NOT TO SCALE 3 x 3 CONC. BOX RISER ELEV 21.0 Q ELEV 20. 0 1, 5' CONTROL PIPE WITH 45" BEND SGREENED- STAINLESS STEEL TRASH RACK --� 19.9 INLET 19. 0 4' x 4' x 6' C❑NC. BASE 4' ELEV 23. 0 C1) HORIZONTAL PIPE HDPE DIAMETER 24" 0o a"oaao�o 8:°� ;Q ao� Imo.: a` n a° (j `•: 000°p�oo�o�'O�s°� ou° .,.�'. .�... y`?/`:•: ;•.�Q' �•`. y�- 000a00 gjO o O O O O O O O O O Q " O • o o a o a o 0 0 o a o 0000o 00000000000000000000000000000 RIP RAP .000000000oa000o00000000000000 100000000000000000000000000000 1.0' .00000oa0000000000000000000000 #57 STONE 100000000000 00000000000000000 n n n n n NOTES: 1, 1.5-INCH CONTROL PIPE TO BE FABRICATED OUT OF GALVANIZED STEEL PIPE. CONTRACTOR TO PROVIDE SHOP DRAWING BEFORE STRUCTURE IS FABRICATED. 2, CONTRACTOR SHALL SUBMIT TRASH RACK SPECIFICATI❑NS FOR APPROVAL PRI❑R TO C❑NSTRUCTI❑N, 3. CONTRACTOR TO INSTALL RIP RAP 5'WIDE AROUND ENTIRE OUTLET STRUCTURE. 4, TRASH RACK MAXIMUM OPENINGSIZE IS 4°. OVERFLOW STRUCTURE N. T. S. NOV 0 4 20 s 0 EAO I POINT OMES, LLC. LINCOLN PLACE APARTMENT COMLEX TOWN OF LELAND BRUNSWICK COUNTY NORTH CAROLINA $ v v SEAL" � PE 023911 a '4 � IIJA ��� aobove 600 05� 1� DETAILS LRIGHT ANGLE ENGINEERINQ, P_C, 212 PRINCESS STREET MLMINGTON, NC 28401 (910) 251-8544 FAX (910) 251-2208 DATE: 10/26/05 Scale: AS SHOWN Drawn: WM Checked: WSL Project No: MA0305 Sheet No: D1 -� i