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'r , ~ \ A ~ Jam/ ~ ~ ~ v i i s /r J~/ i i / 1 ~ ~ ~ i \ z \ a ~ r i /li i r, ~ % r ~ fen \ % ' r ~ i~ ~ l / ~ i ! ~ / ' ~ , r~ / i ,i / .i i i 1 ! 3 ~ ~ / ~ ~ \ \ / / ~ l ~ r' ~ / / j i ~ it f .i t/br 4 \ aprox i i~ ~ 'f i' / s'~~ j ~ ~ J ~ ~ - 1 ~ ~ i r / i ~ , f ~ ~ ~ / r r' . - - ~ ! ~ ~ ~ / ~ / f ~ ~ f / J / f.. Jf. ~ ~ i ~ i f, ? / i ' ~ ~ / / ~ ~ / r i ~ / ~ i i r,. ~ ~ i ~ ~ f . . ' ,r ~ f- r r f ~ ~ ~ ~ ~ approx ~ - ~ ' ~ , ~ ~ r ~ , % i ~ / / ~ ~ J i ~ - - i ~ ~ ~ /J / i J /f / ~ J, / i' ~ / i' j i ~ / ~ ' / ! / i / r / / / f,, _ ~ ' ~ - ~ i - ~ fprlnp head / ; : ~ i ~ / / ' ~ - ~ , / ~ J ~ ti j / ~ i l / ~ ~ / i ~ / ! ~ I i ' , / ~ / ,i ' fem.- ~ f ~ r' , f' i ~ i = - ~ i ~ ~ ~ j ' ~ ' / / l f r - - ~ ~ ~ l^ i / i ~ ~ ~ ~ r~ J J'~ l l' t _ i ~ ~ / ,r ~ ~ / i % f! l ~ J i' % ~ ; f ~ ~ - ~ r% 1 ~ i C ~ ; ` 1 / ~ ; / ~ / ~ 30 % ~ i'~ 1 ~ % ~ / ~ • / , 1 ~ i ~Tp ~ ~ 'Y ~ ~ DESIGNED BY: Associates, P.A. sm~i DRAWN BY: C VY fil F noA*w" 4 ~ r SHEET NO. SHEET CHK'0 BY: Municipal Industrial ommercaa 14 Residential y r w r r D VILLAGE w L r CROSS CHK'D BY: --It Ems I CONSULTING ENGINEERS WATER & WASTEWATER # STRUCTURAL * GEOTECHNICAL # TRANSPORTATION 0' NTY NOR 1 IW SITE PLAN w • i..j Y }yam • ~ 0. IN • ~ r APPROVED BY: WATER RESOURCES a STORMWATER # LAND PLANNING a DEVELOPMENT MAC N COU CONSTRUCTION MANAGEMENT 8t ADMINISTRATION # BUILDING DESIGN f' P I ~lxr )RTH CAROLINA ~ d • l REV. N0. DATE DRWN CHKD REMARKS DATE: 1%07 462 W Palmer Street Franklin North Carolina 28734 r ` CIA O Tel.: 828 524-9185 Fax: 828 524-7994 Email: l.lacke mchsi.com . oP r NOTE: CULVERT SIZES & SPECIFICATIONS: SEEDED SHOULDER & SWALE (TYP) INSTALL HIGH IMPACT EXCELSIOR STRAW TYPE G MATTING IN ALL GRASS LINED DITCHES AFTER S 0o Nor oisruRe SEEDED SWALE GEOTEXTILE CULVERTS SHALL BE SEEDING. ALUMINIZED CMP (ACMP) 16 GA. SUITABLE FOR HS20 LOADING. SIZED) 3' ~ ROAD WIDTH VARIES 3'± MINIMUM SLOPES SHALL BE 2.5% DITCH (,4S S~ZE FROM INLET TO OUTLET. EwsnNC eRaNCH- TEMPORA SIDE SLOPE,' 3' 2 ~ B T 3 ORARY LINER (SEE NOTE) RE570RE VEGETAT/VE MFR.: CONTECH OR APPROVED EQUAL 1" FT f-1/4"/FT 1/4"/FT - - 1"/FT - COVER AS REQ"D. ~ ~ -GYP _ 1' DEPTH FIN GRADE 1~~~~~~~~~~~1.111~~~~~~~~ X11_~~~~~~I11~11~~~~~~~=~~~111~~~~~~~~1111 ~~~~~~~111!~ RIP-RAP LINING RIP-RAP CHECK DAM INSTALL STRUCTI UCTURAL GEOMAT IN 3•.1 ~TYP) LESS THAN 10% WET SUBGRADE NOTE: DE AREAS 6" CABC COMPACTED SUBGRADE MAX SLOPE ~ SWALE ALL CUT AN T AND FILL SLOPES SHALL BE GRADED AT NO MORE THAN 2:1 WITH MAXIMUM FILL HEIGHTS NO GREATE DITCH _ ~ DITCH GRADE TO r-- ~ :ATER THAN 10 FEET. THE ROAD SHALL BE CONSTRUCTED AS NEAR AS POSSIBLE TO EXISTING TYPICAL GRASS LINED DITCH SECTION TO MAINTAIN A MAXIMUM ROAD SLOPE OF 15% (UNLESS OTHERWISE SPECIFIED ON PLAN). NOT TO SCALE o i ~ i o TYPICAL ROAD CROSS-SECTION ,o , I J I NOT TO SCALE ~ I ~ I wl I ~I I J I I ~I I UI I I VEG ETATIV 1. SEED AND GRADES ARE IVE COVER NOTES I I MULCH DISTURBED AREAS WITHIN 15 WORKING DAYS AFTER FINISHED IED CULVERT INLET PROTECTION ARE ESTABLISHED SEEDAND SOIL AMENDMENTS SHALL BE PLACED ON v NOT TO SCALE PREPARED ~ APPROXIMATE ~ ROAD ELEVATIONS LIME J SEED BED AT THE FOLLOWING RATES PER ACRE: 4,000 LBS. ZER 1 ,000 LBS. 9' 32, FERTILIZE KY-31 F STRAW M FESCUE 100 LBS. MULCH 60-80 BALES APPROX ROAD ELEV. - - - - ~T/~rJ/~f%~T/~ . ~~T/. -rn rrrnini~ nnn Tn Ti it nnn~ir. CR ,~LCUIIVV HUU I V I flC HDVVL. RYE G RAI I C R 0 W N V FOR HYDROS CAIN 15 LBS I VETCH 20 LBS ~OSEEDING, WOOD CELLULOSE MAY BE SUBSTITUTED FOR STRAW AT 1 , SEEDING UNTIL PERMANENT GROUND COVER IS ESTABLISHED OVER ALL 1 ,000 LBS/ACRE, 4, TOP OF BANK ~ 8~ \ AVG WATER DEPTH / AREA TO BE BACKFILLED AND MAINTAIN SE COMPACTED AT 95% MOD. PROCTOR 2. ALL TEMPOR GROUND COQ 36" CMP SET 12" BELOW STREAMBED TO ALL DISTURBED AREAS. 'ORARY EROSION CONTROL MEASURES TO BE REMOVED AND AREAS RE COVER ESTABLISHMENT. RESTORED AFTER STREAMBED 4" Z~ ALLOW FOR PASSAGE OF AQUATIC LIFE 12" 3, METAL POSTS AT 6' O.C. MAX. TYPICAL STREAM CRO NOT TO SCALE OSS-SECTION 14 GA, 6X6 (MAX OPENING) WELDED WIRE HOO ONTO PRE-FORMED CHANNELS ON METAL POS ULTRAVIOLET RESISITANT (BLACK) MIRIFI FABR OOKED 5TS. LE ~BRIC OR EQUIVALENT, SEEDED SHOULDER & SLOPE (TYP) ~ SECURED TO WIRE W/ METAL CLIPS OR WIRE A 9~~ MAX. SEDIMENT STORAGE LEVEL. REMOVE SEDI WHEN THIS LEVEL IS REACHED OR AS DIRECTE SHEET DRAINAGE (ONLY) AT 12" O.C. 20' TOB TO TOB EDIMENT CL ROAD AT CL CREEK 14' GRAVEL ROAD 3. CROSSING ELEVATION COMPACTED SUBGR 2" I-2 ASPHALT (REQUIRED OAD MULCH & SEED IMMEDIATELY UPON ESTABLISHING FINISHED GRADE; '.TED BGRADE 3' INSTALL STRAW EXCELSIOR MAT AFTER SEEDING ~ TEMPORARY FOR GRADES 10R AND ABOVE) TEMPORARY ~ ~ EXCAVATE 4"X8" TRENCH UPSLOPE FROM SILT F CARRY APPROX. 12" OF FABRIC INTO TRENCH, WITH SOIL AND TAMP BACKFILL. .T FENCE. SILT FENCE ~ 6" CABC - - i"/FrSILT FENCE 1S ~--1•'/FT f- 1/4"/FT 1/4"/FT i, COVER 3 ~ S~cP _I~~ _ 111= ~ .11=, i_III_,II_~_iii=111=111,-_, 11=111=~ fir=111=111 ~ ~ i_111 36° 16 GA ALUMINIZED CMP =111_111 ~ ~ ~II_I11=111 g ~ CARRY WIRE AND FABRIC MIN. 8" BELOW EXIST NATURALGRADE ISTING GRADE. IP APPROX EXISTING CREEK BOTTOM ELEVATION AT 2.5% SLOPE NOTE: NOTE: SILT FENCES SHOULD NOT BE USED IN AREAS OF )F ALL CUT AND FILL SLOPES SHALL BE GRADED AT NO MORE THAN AN 2:1 WITH MAXIMUM FILL HEIGHTS INVERT 1' BELOW CONCENTRATED FLOW (CREEKS, DITCHLINES, SW SILT FENCE DETAIL WALES, ETC.) NO GREATER THAN 10 FEET. THE ROAD SHALL BE CONSTRUCTED A GRADE TO MAINTAIN A MAXIMUM ROAD SLOPE OF 15% (UNLESS OT TYPICAL STREAM CROSSIN D AS NEAR AS POSSIBLE TO EXISTING EXISTING CREEK BOTTOM OTHERWISE SPECIFIED ON PLAN). APPROX. ELEVATION >ING SECTION NOT TO SCALE NOT TO SCALE I ! 11! 17. DESIGNED BY: Associates, P.A. CMVE a SHEET NO-, DRAWN BY: acs a Industrial Commercial Residential un VILLAGE SHEET CHK'D BY: v -j vv CONSULTING ENGINEERS a , CROSS CHK'D BY: WATER a WASTEWATER # STRUCTURAL # GEOTECHNICAL # TRANSPORTATION DETAILS APPROVED 8Y: RV. DATE DRWN CHKD REMARKS DATE: 1/07 WATER RESOURCES & STORMWATER # LAND PLANNING a DEVELOPMENT MACON COUNTY NOR7 CONSTRUCTION MANAGEMENT a ADMINISTRATION * BUILDING DESIGN )RTH CAROLINA +A t' AZ NO. , 462 W Palmer Street Franklin North Carolina 28734 Tel.: 828 524-9185 Fax: 828 524-7994 Email: I.lackey@mchsi.com ff ~ Q'rv Vr'~°"~ t 1(lllll~ CLASS A OR B EROSION CONTROL STONE RIP RAP (d50 = 6") LINING ~ 24" MAX. ~ GRADING NOTES: 1. ROADS ARE DESIGNED TO GENERALLY FOLLOW EXISTING CONTOURS FILTER FABRIC r~ ~ AT CENTER A B FOR GRADING. L - SECTION A-A 2. CULVERTS ARE SHOWN IN THE GENERAL LOCATION REQUIRED TO ACCOMODATE UP DRAINAGE, ALONG WITH ROAD AND ROADSIDE DITCH RUNOFF. FIELD LOCATION AN COORDINATION WITH THE ENGINEER WILL BE REQUIRED FOR EXACT LOCATIONS. R DETAILS FOR ENDS. PROVIDE 12" MIN COMPACTED SOIL COVER OVER CULVERTS. UP-SLOPE AND FURTHER w ~ SE REFER TO J Z ~ S. V w 3. WORK INCLUDES MINOR GRADING AND GRAVELING OF AN PROPOSED RESIDENTIAL MAXIMUM ALLOWABLE ROAD GRADES ARE 15% PER MACON CO. ORDINANCE. AL DRIVEWAY. Q ~ STONE CHECK DAM: _ ~ STONE SHOULD BE PLACED OVE w OVER THE CHANNEL BANKS TO KEEP WATER FROM CUTTING AROUND THE DAM. = THE DISTANCE SUCH THAT POINTS 4. THE CULVERTS HAVE BEEN DESIGNED TO ACCEPT RUNOFF FROM A 25 YEAR 24 H '4 HOUR STORM EVENT ~ L = T v A AND AND INCLUDE UP-SLOPE DRAINAGE, ROAD DRAINAGE, AND 5,000 S.F. IMPERVIOUS DUS AREA FOR THE HOUSE., AND B ARE OF EQUAL ELEVATION A THE FOLLOWING CRITERIA SHOUL - ENSURE THAT THE DRAINA LENGTH OF APRON EXCEED 2 ACRES. OULD BE USED FOR EACH CHECK DAM: ~ MN 41NAGE AREA ABOVE THE CHECK DAM DOES NOT g~~ ~N =1GHT AT 2 FT AT THE CENTER OF THE DAM. EROSION 8c SEDIMENT CONTROL NOTES CULVERT 1 (108") - KEEP THE MAXIMUM HEIGH - KEEP THE CENTER OF THE THE CHECK DAM AT LEAST 9 INCHES LOWER THAN 1O CHECK DAMS TO REMAIN IN PLACE FOR PERMANENT STORMWATER CONVEYENCE. THE OUTER EDGES AT NAT PLAN -KEEP THE SIDE SLOPES OF NATURAL GROUND ELEVATION. S OF THE DAM AT 2:1 OR FLATTER. FILTER FABRIC - ENSURE THAT THE MAXIMU 14" MIN. DEPTH OF RIP RAP OF THE UPSTREAM DAM A DOWNSTREAM DAM. XIMUM SPACING BETWEEN DAMS PLACES THE TOE A O2 CONTRACTOR TO INSTALL ALL EROSION CONTROL MEASURES AS SHOWN ON THE PLA CONSTRUCTION. PLAN PRIOR TO M AT THE SAME ELEVATION AS THE TOP OF THE O3 UNSUITABLE MATERIAL SHALL BE REMOVED AS REQUIRED. DRAINAGE - STABILIZE OVERFLOW AREA CAUSED BY CHECK DAMS. AREAS ALONG THE CHANNEL TO RESIST EROSION FACE VIEW PATTERNS SHOWN ON THE PLAN SHALL BE MAINTAINED. ,MS. ~ ~ r O4 ALL EROSION AND SEDIMENTATION CONTROL BEST MANAGEMENT PRACTICES, "BMP'S", ''S", INCLUDING SEDIMENT TRAPS, CHECK DAMS. DIVERSION DITCHES AND BERMS, AND SILT FENCES ;ES SHALL REMAIN FILTER FABRIC CHECK DAM IN PLACE UNTIL VEGETATIVE COVER HAS ESTABLISHED, ACCEPTABLE TO THE ENGINEE O5 DISTURBED AREAS SHALL BE SEEDED IMMEDIATELY AFTER ESTABLISHMENT OF FINISHE WEER NOT TO SCALE CROSS SECTION ]SHED GRADES, AND IN NOTES: NO CASE LONGER THAN 15 DAYS AFTER ESTABLISHMENT OF FINISHED GRADES. CULVERT OUTLET PROTECTION a. GRAVEL PAD TO BE 12'x 50' AND 6" THICK MINIMUM O6 THE BMP'S SHOWN ON THE EROSION AND SEDIMENTATION CONTROL PLAN ARE THE TO MAINTAIN EROSION AND SEDIMENTATION CONTROL DURING LAND DISTURBING CON EROSION AND SEDIMENTATION CONTROL BMP'S AND MEASURES SHALL BE INSTALLED HE MINIMUM REQUIRED NOT TO SCALE ;ONSTRUCTION. ADDITIONAL b. TURNING RADIUS SUFFICIENT TO LED AS NECESSARY AND BE AS REQUIRED/APPROVED BY MACON COUNTY AND THE ENGINEER. ACCOMMODATE LARGE TRUCKS IS TO BE PROVIDED. - - - . MAINTENANCE U THE CONTRACTOR SHALL INSPECT ALL BM P'S ON A DAILY BASIS AND SHALL PERFOR tFORM MAINTENANCE OF c. ENTRANCE(S) SHOULD BE LOCATED TO TO CORRECT ANY DEFECTS IMMEDIATELY AND PRIOR TO COMMENCING WORK FOR TH O AREAS OUTSIDE OF THE DRAINAGE BASIN BOUNDARIES SHALL REMAIN UNDISTURBED. INSPECT TEMPORARY SEDIMENT TRAPS AFTER EACH PERIOD OF SIGNIFICANT RAINFALL. REM ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE-HALF THE DESI REMOVE SEDIMENT AND RESTORE TRAP TO PROVIDE FOR MAXIMUM UTILITY BY ALL THE DAY. DESIGN DEPTH OF THE TRAP. PLACE THE CONSTRUCTION VEHICLES. 'ED. NO CONSTRUCTION SEDIMENT THAT IS REMOVED IN A DESIGNATED DISPOSAL AREA AND REPLACE THE CONTAMI CHECK THE STRUCTURE FOR DAMAGE FROM EROSION OR PIPING. PERIODICALLY CHECK THE TAMINATED PART OF THE GRAVEL FACING. MAY PROCEED WITHIN THESE AREAS UNLESS A MODIFICATION TO THE EROSION CONT O SEDIMENT TRAP DEVICES SHALL BE CONSTRUCTED TO A VOLUME OF 1 ,800 C.F. PER :ONTROL PERMIT IS APPROVED. d. MUST BE MAINTAINED IN A CONDITION THE DEPTH OF THE SPILLWAY TO ENSURE WHICH WILL PREVENT TRACKING OR IT IS A MINIMUM OF 1.5 FT. BELOW THE LOW POINT OF THE EMBANKMENT. IMMEDIATELY FI TO SLIGHTLY ABOVE DESIGN GRADE. ANY RIP RAP DISPLACED FROM THE SPILLWAY MUST B STABILIZE THE EMBANKMENT AND ALL DISTURBED AREAS ABOVE THE SEDIMENT POOL AND IMMEDIATELY AFTER CONSTRUCTION WITH SEEDING. .Y FILL ANY SETTLEMENT OF THE EMBANKMENT DIRECT FLOW OF MUD ONTO STREETS. PER ACRE OF DRAINAGE AREA ~T BE REPLACED IMMEDIATELY. PERIODIC TOPDRESSING WITH STONE THEY RECEIVE. THE MINIMUM CAPACITY OF THE SEDIMENT BASINS SHALL BE THE E THE AREA AS DESIGNATED ON THE PLAN MULTIPLIED BY 1-FOOT. BASINS SHALL B DY. GENERAL AREA AS DESIGNATED ON THE PLAN TO ACCEPT STORMWATER FLOWS FROM L BE LOCATED IN THE ROM THE SEDIMENT TRAP ND DOWNSTREAM FROM THE TRAP SILL BE NECESSARY; KEEP SOME HANDY. DRAINAGE BASINS (DISTURBED AREA). e. ANY MATERIAL WHICH STILL MAKES IT ONTO THE ROAD MUST BE CLEANED UP ip 10 DISTURBED AREAS DOWN-SLOPE OF UNDISTURBED AREAS SHALL BE PROTECTED FRO FROM THE UP-SLOPE IMMEDIATELY. STORM DRAINAGE FLOWS BY INSTALLING SILT FENCE ABOVE DITCHES THAT ARE UND SITE 501 TYPES: EVARD AND SA SEQUENCE OF CONSTRUCTION: JNDER CONSTRUCTION. ~ 5' MIN. ~ r1.5' 7 3600 CU. FT/ACRE ? ~ 5' ~f(,_,r_ J jl_ ~ ti' i 5' MAX. / - ~p0 i ~AUNOOK. -~I; ITI-III-III=III-iii- i iriiriiriir~~iiriii-iii-iii-~-iii ii ii ii iii :ir_' ~ Q~O~>~ SO' NOTES: I I ~ I I ~ ~ ~I I ~ I (~~~I I (~T((-1I I~ I I~~~~~~-,~~~_~ ~I-~- 1. USE FOR DRAINAGE AREAS FILTER FABRIC NOT EXCEEDING 5 (FIVE) ACRES. CROSS SECTION ,eRic , MAN 2. EARTH BERM SHALL BE STABILIZED W/ SEEDING OVERFILL ERFILL 6° FOR / ACCORDING TO SEEDING SPECIFICATIONS. ~ SETTLEM ry1 TTLEMENT O 1. INSTALL MUD MAT AND SILT FENCE. 2. CONSTRUCT TEMPORARY SEDIMENT TRAPS. \ 4' MIN. ~ ~ ~ `V 6 " MIN ~F,4~\~ 3. PROCEED WITH ROAD AND DITCH/CULVERT CONSTRUCTI 4. INSTALL CULVERT PROTECTION & DITCH RIP RAP AS EA CTION, GRAVEL. IT 1.5' P`' DESIGN OF SPILLWAYS J r EACH IS INSTALLED. DRAINAGE AREA WEIR LENGTH ~ I EMERGENCY COARSE AGGREGATE (ACRES) (FT,) ~ ~ ~ 2:1 SIDE SLOPE MA 1' 'E MAX BY-PASS 5. HYDROSEED DISTURBED AREAS. 6" BELOW 2-3" ~ 6. REMOVE TEMPORARY EROSION AND SEDIMENT CONTROL !OL MEASURES SETTLED TOP OF DAM 1 NOTES: APPLICABLE AT ALL POINTS OF INGRSS & EGRE 2 6:0 FILTER FABRIC TI i~ UPON SATISFACTORY ESTABLISHMENT OF VEGETATIVE CO COVER. 4 '8~.0~ ~I_ I~ SIDE SLOPE MAX 5 12.0 _GRESS DIMENSIONS SHOWN ARE MINIMUM 3' MIN. UNTIL SITE IS STABILIZED, FREQUENT CHECKS OF THE HE DEVICE AND TIMELY MAINTENANCE MUST BE PROVIDED. .D. STONE SECTION CONSTRUCTION ENTRANCE MUD MAT TEMPORARY SEDIMENT TRAP NOT TO SCALE 6 : r DESIGNED BY: P.A. Associates, DRAWN BY:' W ~ r SHEET NO. SHEET CHK'D BY: ustris Commercial Residential unicra Industrial D VILLAGE M lam- r CROSS CHK'D BY, V VV vvvvvvwvo CONSULTING ENGINEERS CON COU WATER & WASTEWATER # STRUCTURAL . GEOTECHNICAL # TRANSPORTATION DETAILS APPROVED BY: WATER RESOURCES & STORMWATER # LAND PLANNING & DEVELOPMENT MA NTY NOR DRTH CAROLINA Rte' DATE DRWN CHKD REMARKS DATE: CONSTRUCTION MANAGEMENT & ADMINISTRATION # BUILDING DESIGN 462 W Palmer Street Franklin North Carolina 28734 I' : r NO. Tel.: 828 524.9185 Fax: 828 524-7994 Email: I.lackey@mchsi.com 1,~: ACX