Loading...
HomeMy WebLinkAbout20220906_Mine_Maps8u. 3 SHEET INDEX Sheet Number Sheet Title -- Cover M&EC-1 Mine Plan M&EC-2 Enlarged Mine Plan M&EC-3 Existing Conditions Plan M&EC-4 Erosion Control Plan X-5 Details X-6 Details RP-1 Reclamation Plan HEIDELBERGCEM ENT G HANSON AGGREGATES SOUTHEAST, LLC SOUTH REGION 3825 Barrett Dr. Suite 300 Raleigh, NC 27609 Phone (919) 380=2601 ROCKY MOUNT II QUARRY 10471 NC Highway 97 West Rocky Mount, NC 27801 /► VICINITY MAP 119 = 2000. LAT: 35.9762° N LONG:-77.7396° W RECEIVED SEP 0 6 1011 LAND QUALITY MINING PROURAM MINING PERMIT NO: 33=13 PERMIT MODIFICATION REVISED SEPTEMBER 2022 NOTE: REVISED P ANS FOR MODIFICATION TO ORIGINAL PERMIT #3:';-13. MODIFICATION TO INCLUDE PROPOSED r n.lr oCTr OI AAIT IN 01 ArC nC ODCVIni IQI V l 300` u REV NO: C1 J J N m d s a rR « > 00 O C tv t`N O NO Iml m o w toZ p p A O Lmm0) mM 10 2 RW Ae'1m d'F c Q. 7 2 O U Z w c U a w J C W S ■ ■ V J J F z w n a 120 oc i-zJl n 0 cy o N0_W to F W ce Z o Q = (� 0 z W w y�0 z z 000 le N I Mz /\ 0 H a d ~ Z6 LL W g- z_ W0 Lg DESIGNED: WR DRAWN: WR CHECKED: WR DATE: SEPTEMBER 2022 REGION: SOUTH LOCATION: RALEIGH DWG FILE: HAE-RAL-RP-1 SCALE: HORIZONTAL: 1"=300' VERTICAL: SHEET NO.: M&EC-1 2 OF: 8 GRAPHIC SCALE 40 0 20 40 SD 1 inch = 40 ft. REV NO: DESCRIPTION OF REVISION: ±3100' TO SPRINGFIELD ROAD/SR1250 N/F N/F 0 PARSONS WOODWORKING INC PARSONS WOODWORKING INC N/F N/F DB 1026 PG 475 / DB 1026 PG 475 PARSONS WOODWORKING INC PHILLIPS HOLDING CO "/ DB 1090 PG 268 DB 1026 PG 472 $(f EX. & HIGH CHAIN LINK EX. 30" C&G FENCE WITH THREE STRANDS 0.30 ACRES OF 13ARBED WIRE LOCATED _ PORTION OF EX. CURB TO BE IN ROW ON PROPERTY LINE ----- REMOVED AS NECESSARY FOR _ -- INSTALLATION OF DRIVEWAY ® M NC HIGHWAY 97 60' PUBLIC ROW \ 440.52� PROPOSED 30" C&G - N870 31- -5=- � MINIS� � �..���. � �. _ _ _ CONTROL CORNER "----___.._ '- EX. FIBER OPTIC _ _ - - - -'- - - - - - - - TO BE RELOCATED''C N01o37'02"W 30.00 EX. CURB CUT & DRIVEWAY TO BE REMOVED PIPE B 652 LF - 42" DIA RCP - INV.IN 69.0 EXISTING OVERBURDEN DISPOSAL AREA N/F HANSON AGGREGATES / DB 1265 PG l f I DATE: C'I 0 INC I i I EX. DIRT ROAD A., I I EX. OUTLET PROTECTION OFFICE 18" RCP - MNS CONTROLCORNER -\' 1 CP-- ----------- �----------25'-- C� REPLACE EX. CATCH BASIN W/ GRATED INLET 2T UNDISTURBED BUFFER 50. 18" RCP W 5 ��4.. PROPOSED CONCRETE DRIVEWAY I r- 50'UNEXCAVATED BUFFER l J g TRUCK WASH N w V 25' a m 25' UNDISTURBED BUFFER --"I CONCRETE BATCH PLANT I NOTE: AREA WITHIN BERM LIMITS TO BE GRAVELED OR PAVED. EXACT LIMITS TO BE DETERMINED DURING SITE PLAN HANSON AGGREGATES I SOUTHEASTLLC DB 1553 PG 916 7.09 ACRES (INCL. R/W) 6.79 AC PERMIT / ODIFICATIONl AREA p P/ �. 10 APPROXIMATE LOCATION OF FUTURE STORMWATER CONTROL MEASURE TO BE INSTALLED BY CONCRETE PLANT TENANT fi 50'UNEXCAVATED BUFFER N/F - 264 LANDSCAPES LLC DB 1606 PG 003 STORAGE BINS PREVIOUSLY APPROVED & INSTALLED ESC MEASURES TO REMAIN & BE REUSED REPAIR AS NEEDED (TYP.) '.o 50' I EX. & HIGH CHAIN LINK FENCE WITH THREE STRANDS OF BARBED WIRE LOCATED ON PROPERTY LINE a 0 1E - OHE _ OHE S06 37'16"E 30.02 30' CITY OF ROCKY MOUNT POWERLINE EASEMENT IFEACH SIDE OF EXISTING POWERLINE EX. C HIGH CHAIN LINK FENCE WITH THREE STRANDS OF BARBED WIRE LOCATED ON PROPERTY LINE EX. PERMIT BOUNDARY (TYP.) N/F 264 LANDSCAPES LLC DB 1606 PG 003 \ i x Dust Mitigation and Visual Screening Measures The driveway entrance will be concrete or asphalt paved as soon as the plant is constructed. Tenant will wet the concrete plant area and driveway entrance as needed with water truck, sprinklers, or other means. Tenant wi I ensure trucks are washed as necessary prior exiting the propeity to reduce dust and track -out. Trees that are in place will be maintained to ensure adequate _. screening of plant operations. Tenant will conduct periodic visual inspections and evaluate the -- effectiveness of the dust mitigation and visual screening efforts. Hanson Aggregates Sout least, LLC Rocky Mount II Quarry August-2022 Mine Permit Modification Current Affected Acreage Proposed Change toAffected Acreage Total Affected Acreage Tailings/Sediment Ponds 27.40 0.00 27.40 Stockpiles 15.96 0.00 15.96 Wastepiles 120.09 -6.79 113.30 Processing/Haul Roads 34.21 0.00 34.21 Mine Excavation 151.28 0.00 151.28 Other: Concrete Plant 0.00 6.79 6.79 Total Area to be Affected 348.94 0.00 348.94 Total Mine Permitted Acres 499.60 0.00 499.60 J m a 0 N d > O C nN m y G N a v to= Ro � C10M N 0 01 S @2q W MNCF C2 0 Z ® v w =u oc W J C W s J w Z a lele v W W n0crO � 0y O (��W W 99ZW 0 FW- a W =Dt ? ® Z � >' Z V i OO G Z O ce y V Z 2 Z _ Z r L Uj M F' Z � C�C G r g- W W ce d. J Z W DESIGNED: WR DRAWN: WR CHECKED: WR DATE: SEPTEMBER 2022 REGION: SOUTH LOCATION: RALEIGH DWG FILE: HAE-RAL-RP-I SCALE: HORIZONTAL: 1"=40' VERTICAL: SHEET NO.: M&EC-2 3 8 OF: GRAPHIC SCALE 40 0 20 40 80 1 inch = 40 Ft. REV NO: DESCRIPTION OF REVISION: t OD N/FPARSOPARSONS WOODWORKING INC PARSONS WOODWORKING INC N/F DB 1026 PG 475 DB 1090 PG 268PHILLIPS HOLDING CO DB 1026 PG 472 EX. 6'HIGH CHAIN LINK -0.30 ACRES FENCE WITH THREE STRANDS h OF BARBED WIRE LOCATED / \ IN ROW ON PROPERTY LINE ±3100'TO SPRINGFIELD ROAD/SR1250 NC HIGHWAY 97 .� 440.52 60' PUBLIC ROW N87031'15"E MNS -- ��INLET PROTECTION CONTROL CORNER — — — —— — — — — — -- — — — N01°37'02"W RCP---4—+-'—_P - - - - - 30.00 I _ 18 RC PIPE B- 652 LF - 42" DIA RCP I INV.IN 69.0 10' WIEIR EXPAND EX. TSTS TO MAINTAIN REQUIRED STORAGE VOLUME AND SURFACE AREA STORAGE DEPTH 2. TOTAL BASIN DEPTH 4.0 SEE DETAIL SHEETX-5 EXISTING OVERBURDEN DISPOSAL AREA N/F 1 HANSON AGGREGATES . OLINA INC / DB 1265 PG 46. I \ 1 i DATE: \ SILT FENCE (TYP.) EX. DIRT ROAD •+RIP RAP DISSIPATOR MIN. LENGTH = 6.0' MIN. WIDTH =4.5' MIN. DEPTH = 2.0' STONE CLASS = 1 SEE DETAIL SHEET X-5 I I I I I I i I o I J V � I I I J to+ I A I I � I I !i I I I I I I� z I� Ip to iZ I� I >r Ic I� Im 13 Im I YIT I I I I I i I I I I I I I I �I IPS EX. OUTLET PROTECTION ------'--25'- 7'�L' 5" CP — — REPLACE EX. CATCH BASIN W/ GRATED INLET 25' UNDISTURBED BUFFER 50' PROTECTION �� RCP W/ FESNil CONSTRUCT ENTRANCE I I 50'UNEXCAVATED BUFFER 1s '*�' T > r 25' 25' UNDISTURBED BUFFER A m A \iTIII/ I Z C I HANSON AGGREGATES I SOUTHEAST LLC m 3 DB 1553 PG 916 m I 7.09 ACRES (INCL. R/W) a \\� 6.79 AC PERMIT �-MODIPFCATtON-- / AREA N oo VOCP.��O PQQ�O �yP 0vvc 00 �yP 4 APPROXIMATE LOCATION OF FUTURE STORMWATERCONTROL MEASURE TOBE INSTALLED BY CONCRETE PLANT TENANT PREVIOUSLY APPROVED & INSTALLED ESC MEASURES TO REMAIN & BE REUSED REPAIR AS NEEDED (TYP.) MNS CONTROLCORNER IUIII \� 50' UNEXCAVATED BUFFER �_..._ i EX. 6' HIGH CHAIN LINK \ FENCE WITH THREE STRANDS 437,g7 OF BARBED WIRE LOCATED `.. ON PROPERTY LINE N/F 264 LANDSCAPES LLC DB 1606 PG 003 N b 50OHE -- -- OHE IE-- ��— 0°3T16'E 30.02 30' CITY OF ROCKY MOUNT POWERLINE EASEMENT IFEACH SIDE OF EXISTING POWERLINE EX. 6' HIGH CHAIN LINK FENCE WITH THREE STRANDS OF BARBED WIRE LOCATED ON PROPERTY LINE EX. PERMIT BOUNDARY (TYP.) N/F 264 LANDSCAPES LLC DB 1606 PG 003 \ S;0 0>26 f \ \ �X 0 V J J Z a Igo V Z F b Opt 0 NW W F- Z W W O Z � y � Z �O Z 0 �v N a CG �\ J/� �/� m Z L Q J L� r C� Z H G - V re Ce Q c a0 ../ G c. W DESIGNED: WR DRAWN: WR CHECKED: WR DATE: SEPTEMBER 2022 REGION: SOUTH LOCATION: RALEIGH DWG FILE: HAE-RAL-RP-I SCALE: HORIZONTAL: 1"=40' VERTICAL: SHEET NO.: M&EC-4 5 OF: 8 DATE TYPE "A" SEEDING SCHEDULE FOR STABILIZATION GRASS TYPE PLANTING RATE MAR. 15 - MAY 15 PERRENNIAL SEED MIX N.C. WILDLIFE RESOURCES COMMISSION MAR. 1 - JUN. 1 SERICEA LESPEDEZA (SCARIFIED) 50 LBS/ACRE (MAR. 1 - APR. 15) ADD TALL FESCUE 120 LBS/ACRE (MAR. 1 - JUN. 30) OR ADD WEEPING LOVEGRASS 10 LBS/ACRE (MAR. 1 - JUN. 30) OR ADD HULLED COMMON BERMUDAGRASS 25 LBSIACRE JUN. 1 -SEP 1 *** TALL FESCUE AND 120 LBSIACRE *** BROWNTOP MILLET 35 LBSIACRE *** OR SORGHUM - SUDAN HYBRIDS 30 LBS/ACRE SEP. 1 - MAR. 1 SERICEA LESPEDEZA (UNHULLED - UNSCARIFIED) 70 LBS/ACRE AND TALL FESCUE 120 LBS/ACRE (NOV. 1 - MAR 1) AND ABRUZZI RYE 25 LBS/ACRE TYPE "B" SEEDING SCHEDULE SHOULDERS, SIDE DITCHES, SLOPES (MAX. 3:1) DATE TYPE PLANTING RATE AUG. 15 - NOV. 1 TALL FESCUE 300 LBSIACRE NOV. 1 - MAR. 1 TALL FESCUE 300 LBS/ACRE & ABRUZZI RYE 25 LBS/ACRE MAR. 1 - APR. 15 TALL FESCUE 300 LBS/ACRE APR. 15 -JUN. 30 HULLED COMMON BERMUDAGRASS 25 LBS/ACRE JUL. 1 - AUG. 15 TALL FESCUE AND 120 LBSIACRE *** BROWNTOP MILLET 35 LBS/ACRE **' OR SORGHUM - SUDAN HYBRIDS 30 LBS/ACRE SLOPES (3:1 TO 2:1) MAR. 1 - JUN. 1 SERICEA LESPEDEZA (SCARIFIED) 50 LBS/ACRE & (MAR. 1 - APR. 15) ADD TALL FESCUE 120 LBS/ACRE (MAR. 1 - JUN. 30) OR ADD WEEPING LOVERGRASS 10 LBS/ACRE (MAR. 1 - JUN. 30) OR ADD HULLED COMMON BERMUDAGRASS 25 LBS/ACRE JUN. 1 - SEP. 1 *'* TALL FESCUE AND 120 LBS/ACRE *** BROWNTOP MILLET 35 LBSIACRE *** OR SORGHUM - SUDAN HYBRIDS 30 LBS/ACRE SEP. 1 - MAR. 1 SERICEA LESPEDEZA (UNHULLED - UNSCARIFIED) 70 LBS/ACRE AND TALL FESCUE 120 LBSIACRE NOV. 1 - MAR. 1 ADD ABRUZZI RYE 25 LBS/ACRE SEEDING SCHEDULE FOR REVEGETATION BENEFICIAL TO WILDLIFE DATE TYPE PLANTING RATE FEB. 1 - APR. 1 KOBE LESPEDEZA 20-40 LBS/ACRE FEB. 1 - APR. 15 ORCHARD GRASS 15.25 LBS/ACRE MAR. - APR. SHRUB LESPEDEZA 16 LBS/ACRE MAR. - APR. SWITCHGRASS 6.8 LBS/ACRE APR. - MAY BAHIA GRASS 25-35 LBS/ACRE APR. 15 - JUN. 15 LOVEGRASS 4-5 LBS/ACRE NCDOT STANDARD SEEDING MAY BE USED IN LIEU OF ABOVE REQUIREMENTS TEMPORARY -- RESEED ACCORDING TO OPTIMUM SEASON FOR DESIRED PERMANENT VEGETATION. DO NOT ALLOW TEMPORARY COVER TO GROW OVER 12" IN HEIGHT BEFORE MOWING.OTHERWISE FESCUE MAY BE SHADED OUT. SEEDBED PREPARATION 1. CHISEL COMPACTED AREAS AND SPREAD TOPSOIL 3 INCHES DEEP OVER ADVERSE SOIL CONDITIONS, IF AVAILABLE. 2. RIP THE ENTIRE AREA TO 6 INCHES DEPTH. 3. REMOVE ALL LOOSE ROCK, ROOTS, AND OTHER OBSTRUCTIONS LEAVING SURFACE REASONABLY SMOOTH AND UNIFORM. 4. APPLY AGRICULTURAL LIME, FERTILIZER, AND SUPERPHOSPHATE UNIFORMLY AND MIX WITH SOIL (SEE BELOW*). 5. CONTINUE TILLAGE UNTIL A WELL - PULVERIZED, FIRM, REASONABLY UNIFORM SEEDBED IS PREPARED 4 TO 6 INCHES DEEP. 6. SEED ON A FRESHLY PREPARED SEEDBED AND COVER SEED LIGHTLY WITH SEEDING EQUIPMENT OR CULTIPACK AFTER SEEDING. 7. MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH. S. INSPECT ALL SEEDED AREAS AND MAKE NECESSARY REPAIRS OR RESEEDINGS WITHIN THE PLANTING SEASON, IF POSSIBLE. IF STAND SHOULD BE OVER 60 % DAMAGED REESTABLISHED FOLLOWING ORIGINAL LIME, FERTILIZER AND SEEDING RATES. 9. CONSULT CONSERVATION INSPECTOR ON MAINTENANCE TREATMENT AND FERTILIZATION AFTER PERMANENT COVER IS ESTABLISHED. * APPLY: AGRICULTURAL LIMESTONE - 2 TONS/ACRE OR 3 TONS/ACRE IN CLAY SOILS FERTILIZER - 1000 LBS/ACRE (10-10-10) SUPERPHOSPHATE -500 LBS/ACRE(20%) MULCH - 2 TONS/ACRE (SMALL GRAIN STRAW) ANCHOR - ASPHALT EMULSION AT 450 GALdACRE 61 e EXTENSION ARMS 10%0" MAX. ON LINE POST (TYP.) TOP RAIL LINE POST - BOTTOM OF FENCE FABRI 2" TYP. CONCRETE FILL TYPICAL ALL POST 10'-0" MAX. BRACE POST r-I III L FABRIC TRUSS ROD -1 GATE WITH TRUSS POST TIGHTENER TREES DESIGNATED SHALL - BE WRAPPED WITH 4" WIDE TRUNK WRAPPING MATERIAL MADE OF TWO COURSES OF CRINKLED PAPER CEMENTED WITH BITUMINOUS MATERIAL 2 - 2" X 2" ROUGH SAWED HARDWOOD STAKES FREE OF DEFECTS THAT IMPAIR STRENGTH. DAMAGED WOOD ON STAKE TOPS SHALL BE CUT OFF EVENLY TWISTED GALV. WIRE 12 GAUGE TRANSPLANTED TREE SHALL BE 2" HIGHER IN RELATIONSHIP TO FINISHED GRADE AS TO WHERE PREVIOUSLY PLANTED REMOVE BURLAP FROM Z TOP 1/3 OF ROOTBALL TOPSOIL MIXTURE 1 - ;7,-. I I 1 TREE PLANTING DETAIL NOT TO SCALE 2D .. -11=11=11=11-II=1I-u- 3 STRANDS / BARBED WIRE SLEEVE COUPLING (20'A^ O.C.) CORNER EXTENSION ARM (TYP.) c BRACE _ 1 - BOTTOM TENSION CORNER POST WIRE TYP. `- +114a lit GRADEFINISHED RUSS ROD WITH TRUSS TIGHTENER 6" TYP TYPICAL CHAIN LINK FENCE DETAIL NOT TO SCALE 14'-0" TRUSS RODS 2 6 I 10". GATE DETAILS NOT TO SCALE NEVER CUT A LEADER THIN BRANCHES BY 1/3 RETAIN NORMAL TREE SHAPE PLUNGER BAR NEW OR USED 2 - PLY / REINFORCED RUBBER GARDEN HOSE 2" PINESTRAW MULCH AROUND TREE PIT T- SAUCER r 1- 18" G" TEMPORARY COMBINATION DIVERSION AND BERM DETAIL 3.0' 1.5 1.5 TRAFFIC SURFACE VEHICLE DIVERSION BERM DETAIL NOT TO SCALE COMPACTED EARTHEN BERM. STABILIZED WITH TYPE "B" VEGETAL COVER. 2 1 E FABRIC - `- FINISH GRADE TYPICAL CROSS SECTION LDJACENT RTY SIDE EXISTING ice TYPICAL PLAN VIEW NOTES: 1. STAGGER THE PLANTING OF LOW GROWING TREES AND/OR SHRUBS IN ORDER TO PROVIDE VISUAL SCREENING. 2. PLANT TWO ROWS OF TREES ANDIOR SHRUBS ALONG TOP OF BERM (AND ALONG SIDE SLOPE IF POSSIBLE). 3. SMALL BERM AND TREE AND/OR SHRUB PLANTINGS SHALL BE A MINIMUM OF 6 FT. IN HEIGHT. COMBINATION TREE PLANTINGS BERM DETAIL NOT TO SCALE r II ININr rl AesmlrATmNI 1' B fi DITCH # AFT B (FT) C 1 1.07 0.00 GRASS WITH TEMPORARY STRAW WITH NET LINER 2A 0.75 0.00 GRASS WITH TEMPORARY JUTE NET LINER 28 0.69 0.00 1 GRASS WITH TEMPORARY STRAW WITH NET LINER 3 1.10 1 0.00 1 GRASS WITH TEMPORARY JUTE NET LINER 1. GRASS CLASSIFICATION, RETARDANCE CLASS B, FROM THE NORTH CAROLINA EROSION AND SEDIMENT CONTROL PLANNING AND DESIGN MANUAL. TEMPORARY DIVERSION CHANNEL DIMENSIONS NOT TO SCALE PREVIOUSLY PERMITTED & INSTALLED SEDIMENT TRAPS REQUIRED REQUIRED TOTAL SEDIMENT SEDIMENT SEDIMENT SEDIMENT SURFACE BOTTOM BOTTOM BASIN SURFACE STORAGE STORAGE DRAINAGE WIER TRAP STORAGE AREA WIDTH LENGTH DEPTH AREA DEPTH VOLUME AREA LENGTH (C1) M (ft) (ft) (ft) (s (ft) (cf) (ac} z-2 (ft) 8 TST-2 3057 3275.6 6.0 100.0 4.00 3360 2.50 3883 0.8 6 TST-3 5904 6326.3 12.0 180.0 4.00 6400 2.50 8595 3.3 10 NOTE: COLUMN No. 1: BASIN DESIGNATION (SEE EROSION CONTROL PLAN) COLUMN No. 2: FROM PREVIOUS CALCULATIONS (SEE FIGURE #1) TST1 REDESIGNED TO ACCOMODATE DRIB EWAY COLUMN No. 3: FROM PREVIOUS CALCULATIONS (SEE FIGURE #1) CONSTRUCTION. SEE CALCULATIONS THIS SHEET. COLUMN No. 4: EXCAVATED BASIN BOTTOM WIDTH COLUMN No. 5: EXCAVATED BASIN BOTTOM LENGTH COLUMN No. 6: BASIN DEPTH COLUMN No. 7: TOP SURFACE AREA AT TOTAL BASIN DEPTH COLUMN No. 8: SEDIMENT STORAGE DEPTH COLUMN No. 9: SEDIMENT STORAGE VOLUME PROVIDED COLUMN No. 10: SEDIMENT STORAGE VOLUME PROVIDED COLUMN No. 11: WIER LENGTH FROM CHART PG 6.60.03 TEMPORARY BASIN DESIGN SUMMARY SURFACE SURFACE DRAINAGE DISTURBED C PEAK WEIR VOLUME VOLUME BASIN TYPE AREA AREA VALUE FLOW EPTH LENGTH LENGTH WIDTH LENGTH REQUIRED PROVIDED AREA ;(FT) REQUIRED PROVIDED (AC) (AC) (CFS) (FT) (FT) (FT) (CF) (CF) (SF) (SF) TST 1 ISED.TRAPI 2.20 1 2.20 0.60 9.48 1 4.0 SEE EC PLANS 10 7,920 8,156 4,123 4,185 NOTES: V OF FREEBOARD PROVIDED SURFACE AREA REQUIREMENT FOR SKIMMER SEDIMENT BASIN: 435 sf/cfs SURFACE AREA REQUIREMENT FORA SEDIMENT TRAP: 435 sf/cfs VOLUME REQUIREMENT FOR TEMPORARY SEDIMENT TRAP: 3600 cf/ac RAINFALL INTENSITY: 7.18 in/hr VELOCITY DISSIPATOR DESIGN SUMMARY OUTLET PIPE (Do) Q254 SLOPE VELOCITY ZONE TYPE LENGTH (La) WIDTH (W1) WIDTH (W2) STONE CLASS MIN. DEPTH (IN) (CFS) (%) I (FPS) (Figure 8.06c) (Figure 8.06d) I (FT) (FT) (FT) (IN) DW PIPE 18 10.6 0.50 12.96 3 OVERLAND 6 4.5 7.5 1 24 10' MIN. TOP WIDTH QUARRY SIDE OUTSIDE SLOPE TO I..ITFQInQ 15' HEIGHT SECTION THRU BERM LESS THAN 30' IN HEIGHT J- I FLOW 1' A SMALL BERM SHALL BE CONSTRUCTED ALONG TOP OF BERM TO PREVENT RUNOFF ALONG SLOPES. DETAIL NOTE: 1. SLOPES SHALL BE TRACKED WITH A DOZER DURING CONSTRUCTION TO AID IN THE ESTABLISHMENT OF VEGETATIVE COVER. 2. ALL EXPOSED AREAS SHALL BE STABILIZED BY ESTABLISHING PERENNIAL VEGETATIVE COVER WITH SEED AND MULCH WITHIN 21 DAYS OF CONSTRUCTION. VISUAL BARRIER BERM WITHOUT SLOPE DRAIN DETAIL NOT TO SCALE 20'-0' MIN. DRIVE PIPE VARIABLE FROM 124" TO 16-0" VAR. WIDTH r VAR.SLOPE ISOMETRIC OF END OF PIPE TREATMENT END OF PIPE TREATMENT USE AT LOCATIONS AS DIRECTED BY THE ENGINEER NOTE: A. NCDOT #5 STONE IS PREFER RED. PAD TO BE 100FT. L X 20FT. W X 61N. D MIN. B. TURNING RADIUS SUFFICIE� T TO ACCOMODATE LARGE TRUCKS IS TO BE PROVIDED. C. MUST BE MAINTAINED IN A I:ONDITION WHICH WILL PREVENT TRACKING OR DIRECT I OF MUD ONTO STREETS. PE I [IODIC TOPORESSING MAY BE NECESSARY. D. TEMPORARY PADS MUST BE LOCATED ON EACH SIDE OF ADJOININGROADWAY. GRAVEL CON:'.TRUCTION ENTRANCE DETAIL NOT TO SCALE L PROPOSED PIPE OUTSIDE DIAMETER DRIVEWAY TYPICAL SECTION GENERAL NOTES: BLEND INTERSECTION 1. ALL DIMENSIONS GIVEN ARE FOR MINIMUM SLOPES / CONDITIONS. PROPER ENGINEERING JUDGEMENT MUST BE USED IN DETERMINING DRIVEWAY LOCATIONS, WIDTHS, AND PIPE LENGTHS. 2. FACTORS SUCH AS VEHICLE TURNING RADIUS, TRAFFIC VOLUMES, DRIVEWAY SKEW, OFFSET DISTANCE OF PIPE FROM EDGE OF PAVEMENT, PIPE DEPTHS, AND DESIGN SPEED SHOULD BE CONSIDERED X IN DETERMINING DRIVEWAY WIDTHS. 3, THESE AREAS ARE TO BE USED TO BLEND THE INTERSECTING SLOPES TO THE PROPOSED DITCH CIL DITCH SECTION X-X L BLEND INTERSECTION SLOPES;/ PROP. PIPE SEE NOTE 1 __--_,.__--- _........ ........ VARIABLE SLOPE PLAN DRIVEWAY PIPE CONSTRUCTION DETAIL NOT IUbUALE - VAR. VAR.SLOPE BLEND INTERSECTION SLOPES SEE NOTE 1 J SHOULDER POINT DATE: y V J sJ w � a V r Z C G O (y v NW W F Z W 41 ^� W V ®I v/ ®C ® G Z 0 �y aits I/4 P M IH (a 4 J F2 4 M� I B: W W IL 2 V DESIGNED: WR DRAWN: WR CHECKED: WR DATE: SEPTEMBER 2022 REGION: SOUTH LOCATION: RALEIGH DWG FILE: HAE-RAL-RP-1 SCALE: HORIZONTAL: VERTICAL SHEET NO.: X-5 6 $ OF: NOT TO SCALE MINIMUM 10 GAUGE LINE WIRES - - 8'-0" MAXIMUM - FRONT VIEW lm TIM[- NOTE' 1. USE SILT FENCE ONLY WHEN DRAINAGE AREA DOES NOT EXCEED 1/4 ACRE AND NEVER IN AREAS OF CONCENTRATED FLOW. 2. REMOVE SEDIMENT DEPOSITED AS NEEDED TO PROVIDE STORAGE VOLUME FOR THE NEXT RAIN AND TO REMOVE PRESSURE ON THE SILT FENCE. -- STEEL POST WOVEN WIRE FABRIC - SILT FENCE FABRIC Q I N FILL SLOPE f � 1 �A Z; 8' MINIMUM COVER OVER SKIRT. EXTEND SKIRT 4' HORIZONTALLY 4 T WITH 8" COVER, 1 SIDE VIEW STANDARD TEMPORARY SILT FENCE TOP ELEVATION OF STORMWATER ,'' 0.5'-1' - OT -III III= -- #57 WASHED STONE 1 MAX. 1. TEMPORARY DIVERSION DITCH TO BE USED TO INTERCEPT FLOW AND/OR DIVERT TO A SEDIMENT CONTROL MEASURE OR BMP. _Ili _ -' 1 VARIES 2. SILT SHALL BE REMOVED WHIN DITCH IS ONE-HALF FULL. - - 3, DITCH SHALL BE RECONSTRUCTED WHEN DAMAGED BY EQUIPMENT OR COVERED BY FILL. 4. STABILIZE DIVERSION DITCH BERM WITH TEMPORARY SEEDING, MULCH WITH TAC, AND/OR EROSION CONTROL NETTING. EXISTING SLOPE ;rt li r1T-Tli-Tl` _1L - -IiI- -IiI-- #1 RIP -RAP VARIES SIDE VIEW EXISTING WASTE MATERIAL -COMPACT, SLOPE EXISTING _. F�( VAR. SEED & MULCH AFTER <S2p SLOPE -" -- 1 1 1 __ +2'-10' CONSTRUCTION OF DITCH pF VARIES KEYED RIP RAP ` VARIES �— �_ONE FRONT VIEW BAFFLES WITH METAL T-POST, WOVEN WIRE FABRIC BACKING AND COIR FIBER NETTING - SEE BAFFLE DETAIL (THIS SHEET) —I BOTTOM ANCHORED WITH STAPLES —. SKIMMER WITH RETRIEVAL ROPE (SEE DETAIL 04000.18) TOP OF DAM 5'-0", STANDARD CHECK DAM `el........ -'t9e PERSPECTIVE VIEW NOTES 1. DRIVE STEEL FENCE POST AT LEAST 18 INCHES INTO SOLID GROUND. OF'r` 2. WOOD POST ARE NOT ACCEPTABLE. 3. DIRECT WATER TO TOP OF BASIN USING PROTECT WEIR WITH FILTER d STABILIZED DITCH, SLOPE DRAIN PIPE FABRIC AND RIPRAP� OR OTHER APPROVED METHOD. BAFFLE DETAIL CORR FIBER MATTING. SECURE WITH NYLON ZIP T1ES.� 36• MIN. ZIP TIES 1 STAPLES WOVEN WRE FABRIC. SECURE WITH NYLON ZIP TIES. STANDARD TEMPORARY SEDIMENT TRAP - DETAIL 1 OF 2 T-POST FILTER 5'x3'x18" VAR. CROSS SECTIONAL VIEW STANDARD TEMPORARY DIVERSION DITCH 7r1P DAM HEIR 1g• 6" STONE APRON WITH FILTER FABRIC NOTES 1. USE FOR DRAINAGE AREAS NOT EXCEEDING FIVE ACRES. 2. EARTH BERM SHALL BE STABILIZED w/SEEDING ACCORDING TO TOWN SPECIFICATIONS. DESIGN OF SPILLWAYS DRAINAGE AREA WEIR LENGTH i (ACRES) (FT) 1 4.0 2 6.0 3 8.0 4 10.0 5 12.0 1 DIMENSIONS SHOWN ARE MINIMUM FILTER FABRIC LENGTH SEDIMENT TRAP CROSS SECTION LINE WEIR WITH RIPRAP MUM 12-1/2 GAUGE INTERMEDIATE ES GRADE T MIN. BAFFLES WITH METAL T-POST, WOVEN WIRE FABRIC BACKING AND COIR FIBER NETTING (SEE SHEET 1 of 2) DITCH AND BURY FILTER FABRIC EDGE (MIN. 12" OF FABRIC) i r, u=m-r-m-1 L l-fur WEIR CROSS SECTION MAINTENANCE • INSPECT TEMPORARY SEDIMENT TRAP AND EMPTRY TRAP OF ALL DEBRIS AFTER EACH PERIOD OF SIGNIFICANT RAINFALL. REMOVE SEDIM ENT AND RESTORE BASIN TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE-HALF THE DESIGN DEPTH OF THE BASIN. PLACE THE SEDIMENT THAT IS REMOVED IN A DESIGNATED DISPOSAL AREA. REPAIR BAFFLES. - CHECK THE STRUCTURE FOR DAMAGE FROM EROSION OR PIPING. PERIODICALLY CHECK THE DEPTH OF THE SPILLWAY TO ENSURE IT IS A MINIMUM OF 1.5 FEET BELOW THE LOW POINT OF THE EMBANKMENT. IMMEDIATELY FILL ANY SETTLEMENT OF THE EMBANKMENT TO SLIGHTLY ABOVE DESIGN GRADE. ANY RIPRAP DISPLACED FROM THE SPILLWAY MUST BE REPLACED IMMEDIATELY. • STABILIZE THE EMBANKMENT AND ALL DISTURBED AREAS ABOVE THE SEDIMENT POOL AND DOWNSTREAM FROM THE BASIN IMMEDIATELY AFTER CONSTRUCTION WITH SEEDING AND MATTING, AS NEEDED. STANDARD TEMPORARY SEDIMENT TRAP - DETAIL 2 OF 2 TOP OF SILL MUSTBEAI ABOVE THE THE WASTE STEEL FENCE POST WIRE FENCE HARD WARE CLOTH FILTER OF 97 \ WASHED STONE BURY WIRE FENCE, FILTER FABRIC, AND HARDWARE CLOTH IN TRENCH. TRENCH IN SKIRT T VERTICALLY AND e HORIZONTALLY, ATAMINIMUM. BC Ir Inlet 3'BITTER FABRIC ON GROUND BURY Y OF UPPER EDGE OF FILTER FABRIC IN TRENCH u SECTION VIEW 4'MIN. - SILT FENCE STEEL FENCE POST SET MAX Y APART I� MIN, Rr INTO SOLID GROUND HE FABRIC, AND RENCH. TRENCH IN SKIRTS" VERTICAL Y AND 4' HORIZONTALLY, ATAMINIMUM. NOTES', 1. REMOVE SEDIMENT WHEN HALF OF STONE OL TLET IS COVERED. 2, REPLACE STONE AS NEEDED TO ENSURE DEN ATERING. STANDARD SILT FENCE OUTLET Class S Rip Rap Baffle Class B Rip Rap Ruffle Dimens;w Top Width - 2' Height - 3' Bottom Width - 8' Class B Rip Rap Baffle Plan Detail Spillway Top cievaTion of Baffle _ ,Starnyeslevotion , _ Class B Rip Rap Baffle Elevation Detail Material & Construction Specifications Class B Rip Rap Specifications Stone Thickness t68lnches Baffle Width Min 2',- Max 8' Tensile Strength 244,798 lb/ft Flow Velocity > 12 ft/sec Weight 130111 Minimum Width 10 Feet Open Area + - 40% Basin Outlet Top of Berm • The baffles will be constructed using rat compacted Class B Rip Rap meeting the 2012 NCDOT Standard Specifications for Roads and Structures in Table 1042-1. TABLE 1042-1 ACCEPTANCE CRITERIA FOR RIP RAP AND STONE FOR EROSION CONTROL Class Required Stone Sizes, inches Mtnimam Midrange Maximum A 2 4 6 B 5 8 12 1 5 10 17 2 9 14 23 • No more than 5.0% of the material furnished can be less than the minimum she nor no more than 10% of the material can exceed the maximum size specified. Maintenance • The baffles will be inspected at least once a weel and after every rain event • Access to the baffles and the basin will need to be maintained for the life of the basin to allow for repair and maintenance of the baffles and basin. e Once the sediment accumulation a n has reached 50% of the storage designed g ag depth the sediment will need to be removed. • If the Rip Rap baffle becomes clogged due to sediment accumulation restricting the flow of water through the baffle it will need to be replaced. ALTERNATE SEDIMENT TRAP BAFFLE DETAIL ti J J N m a s a 0 H "m o0 r P N C N e0 r O O Q " PJm `oZM ei O O on In C Nidj S A N7 tY I- V J J Z w Ion >in Q !sZ Z 14 H O ar 0 M/ /IW^^ w Uj S x W Q W ® Z 19 to 0 �" 5 Z ®2 0 4 �. x 00-O 'r R O M *k r W® IL I- a V N J Till DESIGNED: WR DRAWN: WR CHECKED: WR DATE: SEPTEMBER 2022 REGION: SOUTH LOCATION: RALEIGH DWG FILE: HAE-RAL-RP-1 SCALE: HORIZONTAL: VERTICAL: SHEET NO.: X-6 7 OF: 8 GRAPHIC SCALE 40 0 20 4o 80 NMI mmmmi 1 inch = 40 ft. REV NO: DESCRIPTION OF REVISION: N/F N/F N/F PARSONS WOODWORKING INC PARSONS WOODWORKING INC N/F DB 1026 PG 475 DB 102PARSONS WOODWORKING INC 6 PG 475 DB 1090 PG 268 PHIHOLDING CO DB ' DB 1026 PG 472 EX. b' HIGH CHAIN LINK � EX. 30" C&G 0.30 ACRES FENCE WITH THREE STRANDS �- OF BARBED WIRE LOCATED IN ROW ON PROPERTY LINE t3100' TO SPRINGFIELD ROAD/SR1250 N/F HANSON AGGREGATES / DB 1265 PG i I DATE: N01037'02"W 30.00 / - NC HIGHWAY 97 60' PUBLIC ROW 440.5 PROPOSED 30" C&G -=87°31�� MNS ......�� - - - - - . CONTROLCORNER - - _. - - - - - -- - - MNS 'ONTR- -- ' I I 25' UNDISTURBED BUFFER J 50' A PROPOSED CONCRETE DRIVEWAY -}- �HIM 50'UNEXCAVATED BUFFER 8 TRUCK WASH I v 25 m I OFFICE 1 I I 25UNDISTURBED BUFFER -� I r CONCRETE BATCH PLANT z 01, I — J NOTE: AKEAIWITHIN BERM LIMITS TO BE GRAVELED OR PAVED. EXACT LIMITS TO BE DETERMINED DURING ' I SITE PLAN 1 I N I I I 'I I I HANSONAGGRE SOUTHEAST LLC I DB 1553 PG 916 7.09 ACRES (INCL. R/W) - �, v 6,79 AC PERMIT Ln —MODIFICATIO 13 AREA Im / I' Ix R+ CP�0A I � O V r, PQQ 0 �aa OO�,�N Iz EX. DIRT ROAD n A EX. OUTLET PROTECTION i II I I I APPROXIMATE LOCATION OF FUTURE STORMWATER CONTROL MEASURE TO BE INSTALLED BY CONCRETE PLANT TENANT I � i i i i 577°04'46''W 01 'I 50'UNEXCAVATED BUFFER N/F 264 LANDSCAPES LLC DB 1606 PG 003 C STORAGE BINS D; i i 50' 1 EX. 6' HIGH CHAIN LINK FENCE WITH THREE STRANDS OF BARBED WIRE LOCATED ON PROPERTY LINE 0 OHE 1E OHE — _�- S00°37'16"E 30.02 30' CITY OF ROCKY MOUNT POWERLINE EASEMENT ITEACH SIDE OF EXISTING POWERLINE EX. 6' HIGH CHAIN LINK FENCE WITH THREE STRANDS OF BARBED WIRE LOCATED ON PROPERTY LINE EX. PERMIT BOUNDARY(TYP.) N/F 264 LANDSCAPES LLC DB 1606 PG 003 \ 0 X X------ RECLAMATION PLAN NOTE: RECLAMATION PLAN REVISION IS LIMITED TO PROPOSED CONCRETE PLANT TO REMAIN IN PLACE OF PREb IOUSLY APPROVED t6.79 AC OVERBURDEN STOCKPILE AREA, ALL OTHER PORTIONS OF PREVIOUSLY APPROVED RECLAMATION FLAN REMAIN IN EFFECT. \ \ \llNfj I \ I III \ ,I \ x d J J N m i 5 0 N O� C nN N0 a Y d v moz0 N N m OI01 C I N 9J MN6�'F a 0 U h O Z w C Uu mW W Z ..WL ■ ■ V J J II• n Z F O (fir o H 0 V W W ce Z W H W O Z n O y�o H z N 0 ��♦ V Q 1. Z Z J O Id ua v o d2 0 .. u W 09 DESIGNED: WR DRAWN: WR CHECKED: WR DATE: SEPTEMBER 2022 REGION: SOUTH LOCATION: RALEIGH DWG FILE: HAE-RAL-RP-1 SCALE: HORIZONTAL: 1" = 40' VERTICAL: SHEET NO.: RP-1 8 8 OF: