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HomeMy WebLinkAboutSW3240302_Plansheet - SCM Detail_20240607 650 2 2 X 3 (MINIMUM) ACCESS LandDesi'gn. HATCH 223 NORTH GRAHAM STREET PERIMETER CHARLOTTE, NC 28202 63a BUFFER LINE(TYP) . 704.333.0325 5'X 5' OUTLET STRUCTURE WWW.LANDDESIGN.COM REINFORCED CONCRETE BOX WITH PEAKED ROOF TRASH RACK PROPOSED BMP CREST ELEVATION: 628.00 EASEMENT(TYP) 626 BOTTOM OF FOREBAY ENTRANCE ,/ / / / \ \ _ / / / / // (2 OPENINGS) 25/50/100-YEAR DETENTION ORIFICE SHALL BE LOWER THAN FOREBAY / \ \ �� / J I / / W= 4.0' H = 0.25' (1.00 SQUARE FEET) / / // ' // ✓ / // // 624 EXIT. PROPOSED SPILLWAY / // i / TOP ELEVATION: 627.25 -RIP RAP APRON �� / INVERT ELEVATION: 627.00 WIDTH: 10'(MIN.) . / THICKNESS: 18'(MIN.) CLASS B RIP-RAP (NCDOT) / / ° - \\ \ (o _ / / ! / (2 OPENINGS) 10-YEAR DETENTION ORIFICE i TW:638.00 o�� / / 616.50 ° I / r W= 4.0' H = 0.25' (1.00 SQUARE FEET) \/ TW:641.00 - s� o \ / BW:640.00 ,- - / i / , ° / / s s2 0 � � � \ co � l / / TOP ELEVATION: 625.75 NOTE: FES-800 RIP-RAP APRON / / / J ° ° 616.50 i / / s2�s \ , INVERT ELEVATION: 625.50 L 1. STEPS SHALL BE INSTALLED INTERIOR PIPE INVERT:625.75 / ( / ° / / , / s2 / 0 1 1 I / I\ N TO THE OUTLET STRUCTURE FOR WIDTH:25.5'(MIN.) _ / S - ° i s I ) �� l / ACCESS AND MAINTENANCE. LENGTH:22'(MIN.) THICKNESS: 19" / J / CLASS B RIP-RAP(NCDOT) FOREBAY BERM �� \� ) ^M TOP OF BERM:623.00 2� / / 1 \ ` , TW:641.00 FES-800 - - / ° 2-YEAR DETENTION ORIFICE BW:636.00 RIM:629.71 / / s� \ rn� s s _ n �N / � / � s �, �s Q p�j W= 2.5 H = 0.25 (0.625 SQUARE FEET) TOP ELEVATION: 624.25 / 616.50 INVERT ELEVATION: 624.00 "%' / ° ° 616.50 / / J / \ s BMP-8 OUTFALL RIP-RAP APRON KEY MAP 59.47 LF OF 42"RCP @ 0.50 � ` - i - I / / � \ r'6' � PIPE INVERT:614.00 H CONCRETE BASE FOR WIDTH: 15'(MIN.) 1� ANTI-FLOATATION MINIMUM 616.50 \ �� LENGTH: 13'(MIN.) WATER QUALITY ORIFICE I 242 CUBIC FEET OF CONCRETE THICKNESS: 13.5" MH-801 TW:641.00 CLASS B RIP-RAP(NCDOT) 3.00" DIAMETER (11' (L) X 11' (W) X 2.0' (H)) RIM:635.00 BW:641.00 WET POND#8 / / 1 ( / \ INVERT ELEVATION: 622.00 LITTORAL PROPOSED STORM J c� ° ° , DA: 16.37 ACRES SHELF(TYP.) / \ l2' DRAINAGE // - o - / - TOP OF BERM:630.00 / 1 BMP-8 HEADWALL EASEMENT(TYP) / PERMANENT POOL:622.00 24" INV. OUT:614.00 ❑ SEDIMENT STORAGE ELEV:617.00 BOTTOM ELEV:616.50 85.00 LF OF 24"RCP x%// oho oho _ \ / / J / �✓ / / 1 ANTI-SEEP (WATERTIGHT)@ 3.53% COLLARS SEAL TW:641.00 p� BW:634.00 GQ �o %� \ \ r'�, o - r - - J INSIDE OF BERM Nti / SEE GRADING PLAN(C501) o� / 616.50 - - - / �/ � / / / ELEVATION:630.10 1 �IV ' O / FOR BMP MAINTENANCE o 6r, 6 a / / r / - i i / p,SS CORPORATE ACCESS SEAL 616.50 / PROPOSED BMP ACCESS \ TW:637.00 j / \ \ // // / / l i BMP-8 RISER EASEMENT TYP ( ) \ BW:630.00 J � i /� _ / / / / RIM:628.00 � v� 3.0"DIA.WQ ORIFICE INV.:622.00 3.0'X 0.25'2-YR ORIFICE INV.:624.00 (2)4.O'X0.25'10-YR ORIFICE INV.:625.25 2 4.0'X 0.25'25-YR ORIFICE INV.:627.00 I A Cq / ` / 24" INV. OUT:617.00 �.` ., \/ I FEs i 05� P/v // /// I I I I / � - � / � / / / PE°�I� I I 1 I / Z SEAL I / � OUTLET STRUCTURE SCHEMATIC ' N.T.S. T TW:637.00 I ` X BW:637.00 I - / / STRUCTUR %, G 06/05/24 / PROPOSED BMP / EASEMENT(TYP) PROJECT _� PERMANENT POOL 11 THE PRESERVE ORIFICE SHALL BE INSTALLED WITH A RUBBER BOOT OR AT FOREST CONNECTION ATERTIGHT CREEK - PHASE 2 WATER QUALITY ORIFICE - - - - 2' H WAXHAW VENTURES LLC PROPOSED PIPE PVC WATER QUALITY ORIFICE DETAIL (DIAMETER VARIES) 5615 POTTER RD MATTHEWS NC 28104 CLASS B CONCRETE CONTRACTOR SHALL PROTECT PIPE 2' WITHIN THE BASIN FROM FLOTATION 4'X 4' OUTLET RISER WITH u?� REMOVABLE TRASH RACK 10' TRENCH S' TOP OF BERM:630.00 2 WIDTH 2 BOA 100 YR ELEV: 628.89 LANDDESIGN PROJ.# 50 YR ELEV: 628.22 SPILLWAY:629.00 1021143 - SECTION _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.�._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._ S7._. 25 YR ELEV: 627.59 -•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•- ---- ----•-•-•-•-•-•-•-•-•-•-•-•-•-•-•--•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-- 3 ._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.TOP OF RISER:628.00_. ._._._._._._._._._._._._._._. ._._._._._._._._._._._._._._._._ I I III III III III III I I I „ REVISION / ISSUANCE 10 YR ELEV: 626.70 25/50/100-YEAR DETENTION ORIFICE -� _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.�_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. NO. DESCRIPTION DATE �IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII CLASS B CONCRETE 1 1ST- CD SUBMITTAL 10/14/22 Q 2 YR ELEV: 625.24 10-YEAR DETENTION ORIFICE -� O �, - ._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.�._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. ______________ ___ III III I I III INLET PIPE � = EARTHEN BERM =III = 2 2ND- CD SUBMITTAL 02/10/23 SEE INVERT,AND PIPE CATION, _ 3 3RD- CD SUBMITTAL 04/28/23 SIZE WQ ELEV: 623.68 2-YEAR DETENTION ORIFICE �� III III = COMPACTED TO 95/o = III III 18 ._._._._._._. _ _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. ._._._._._.=._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. STANDARD PROCTOR }�-- -• • RIP RAP APRON (TYPICAL) TOP OF BERMS 623.00 - - - -• ....... -•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-•-• PERMANENT POOL ELEV: 622.00 -•-•-•-•-•-•-•-•-•-•-•-•-•-•-• -•-•-•-•-•-• 4 4TH - CD SUBMITTAL 06/09/23 ._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. ._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._�._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. _ 11�11� - - - -- - -PE�IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII� 5 5TH - CD SUBMITTAL 09/29/23 Q - - 5� O II III III �? III III III III III III III III III III III III III III III III III III III III III III III III III I 3.00 WQ ORIFICE 6 6TH - CD SUBMITTAL 11/03/23 I I I I I I I I I I I �� I �� H ll I I I I I III- FOREBAY BERM I I I A TYPICAL 7 7TH - CD SUBMITTAL 12/05/23 SEDIMENT STORAGE ELV:617.00 (TYPICAL) SEDIMENT STORAGE ELV:617.00 TRENCH - - - - - -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-. fl WIDTH BOTTOM OF FOREBAY:616�17 - - - $ 1ST-RTAP SUBMITTAL 01/09/24 BOTTOM OF BASIN:616.50 ANTI-SEEP COLLAR (TYP) -III III=616.50 PLAN I III I I I I I I I I 9 2ND RTAP SUBMITTAL 03/15/24 616.17 L 10 8TH - CD SUBMITTAL 05/06/24 ANTI-SEEP COLLAR - - ourL ET PIPE WITH WATER TIGHT N.T.S. DRAWN BY: CAP JOINTS CHECKED BY: FJM „ II LEGEND: NOTES: BOTTOM OF FOREBAY ENTRANCE scALE NORTH 1. RIM ELEVATIONS GIVEN ON THESE PLANS ARE APPROXIMATE AND ARE FOR INFORMATIONAL SHALL BE LOWER THAN FOREBAY PURPOSES ONLY.ACTUAL RIM ELEVATIONS SHALL BE DETERMINED BY CONTRACTOR AND EXIT. EXIST. BOUNDARY LINE ADJUSTED TO MATCH FIELD CONDITIONS. EXIST. MAJOR CONTOUR 555 2. APPROVAL OF THIS PLAN IS NOT AN AUTHORIZATION TO GRADE ADJACENT PROPERTIES EXIST. MINOR CONTOUR 552 VERT: N/A POND SECTION _ I HORZ: 1"=2 0' 3. THE PURPOSE OF THE STORM DRAINAGE EASEMENT IS TO PROVIDE STORM WATER I 11 i i CONVEYANCE AND ANY STRUCTURES AND/OR OBSTRUCTION TO STORM WATER FLOW IS PROP. MAJOR CONTOUR 77 630 FILL RISER WITH CONCRETE TO - PRL DESIGN ED. N.T.S. INVERT OF OUTLET PIPE(t62 VF) " „III PROP. MINOR CONTOUR 628 0 10' 20' 40' 4. ALL DESIGN AND CONSTRUCTION METHODS SHALL BE DONE IN ACCORDANCE WITH TOWN OF WAXHAW, NCDOT AND NCDEQ STANDARDS AND SPECIFICATIONS. BASE MUST CONTAIN AT MINIMUM 432 CUBIC FEET OFCONCRETE FOR ANTI-FLOTATION PROP. MINOR (ODD) CONTOUR - - - - 627 - - - - SHEET TITLE 5. STORM DRAINAGE PIPE BETWEEN RISER STRUCTURE AND HEADWALL SHALL BE INSTALLED CO C X E FOR X ANTI-FLOTATION (H)) EXIST. R/W -- --WITH WATER TIGHT JOINTS AND ANTI-SEEP COLLARS. TOP OF BASE)616.50 6. ALL HEADWALLS/ENDWALLS TO BE DESIGNED BY OTHERS.CONTRACTOR SHALL SUBMIT BOTTOM OF BASE.613.50 EXIST. PROPERTY LINE -- -- -- WETPOND-8 PLAN SHOP DRAWINGS FOR APPROVAL PRIOR TO CONSTRUCTION. BMP EASEMENT 7. ANY EXPOSED RISER OUTLET PIPE IN POND SHALL BE PROTECTED FROM FLOTATION. PERIMETER BUFFER SHEET NUMBER C406 6/5/2024 10:45 AM DAVID GUSTY P:\CLT\ 2021\1021143\CAD\DOCUMENTATION\CD\PHASE 2\21143 PLN POND.DWG ORIGINAL SHEET SIZE:24"X 36"