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HomeMy WebLinkAboutSWA000166_Plansheet C510 - Proposed Grading Plan_202210051 PA 3 4 5 7 3 9 10 12 13 14 15 K IN(SW)=392.00' OUT=389.75' SS oQ/ �� �5 1� 2" C 47 RIM=416.61' T `�► IN=398.41' LIMITS OF DISTURBANCE Nod ^. / / / \ \\ 1 r _ DI-01 RIM ELEV 416.54 \ S INV IN = 413.60 (DI-03)` UNDERDRAIN PIPING C� INV IN = 407.00 (RD-2)_ TO CONNECT TO f INV IN = 410.00 (CO-04)\ EXISTING PIPE ON I co INV OUT = 412.89 \ \ THE SCM SIDE OF ISTING BIORETENTION AR A TO 400._._ / / THE EXISTING BERM BE RECONSTRUCTED AS M 1 " ' \ \ \ CO-04--Z / ww I I P-1 wo�llffisffll � ,.-���'Iw�!L'1.'•Si!�'Lii a, �■�t�►� A511115 1011, N RIM=429.2(7 IN=411.10' OUT=410.50' o RELIEF DUCT VAULT SLAB D-+ • CONNECT• STORM INV: 409.00 LINE �''•�.�`�'� • 1 INV OUT = 416.80 INV OUT = 417.00 AREAWAY SLAB 420.00 INV 417 5-0" FROM •••., • ��BUILDING Owl OW9 qjog EIEI 108 s�I�Mrl�•�0r.�Z� - - INV 11 . 1 . V \ /�����. _ . . • . ��,o• - .. . N MEP AWN% US wdkdir-4ff--4 NEW GRADING SHALL x COVER THE EXISTING �I�i`►���ir`►O���A�IOI�.j�`.�i►•OI Oi-" lft�' ' 1 �`'�'°,,.'ter►®♦♦ ♦♦♦�� o BUILDING60 FOUNDATION F WWI` MEMO NVA M ­1111I //Y/ TO CONNECT TO WAINROMMINS IVA TYPICAL PERFORATED FOUNDATION DRAIN TO BE BUILDING SOLID WALL VT INSTALLED ALONG THE ORIGINAL WALL EXTERIOR FOUNDATION DRAIN CO INNA SOON NO AT THE EXISTING WEEP HOLES. CONNECT 4" (TYP) OI OI OI OI s►i �i �OI� •-. . • .• • .-.VITH A SOLID IION IDRAIN SOIL PIPE. z __N66, , ­ - __J ___ � I f III WIN= E \ \ a 0000, \ \ \ CD?J � G 1 1 2 1 3 4 5 i ELEVATIONS ON THE TERRACE AREA MULTI -STORY BRICK OFFICE BUILDING 7 8 �N I 1*1 O 0 433.82 10 � �� BASE BID PLAN VIEW PLAN MULTI -STORY BRICK OFFICE BUILDING CO-05 RIM ELEV = 425.41 INV OUT = 416.80 INV OUT = 417.00 oaa © 2021 Lord Aeck Sargent LordAeckSargent.com Unless otherwise agreed to in writing,this document is the sole property of Lord Aeck Sargent and is to be returned upon demand. The information herein is confidential and may not be used nor divulged without the written permission of Lord Aeck Sargent REVISION: 223 S. WEST ST., #1100 RALEIGH, NC 27603 T 919.380.8750 SCALE: 1 "=20' FIRM LICENSE #: C-1051 www.stewartinc.com GRADING AND STORM DRAINAGE NOTES: 1. CONTRACTOR SHALL REPORT ANY GRADE DISCREPANCIES TO THE OWNER'S REPRESENTATIVE PRIOR TO BEGINNING CONSTRUCTION OPERATIONS. 2. THE MAXIMUM SLOPE ALONG ANY HANDICAP ACCESSIBLE PATHWAY SHALL NOT EXCEED 5.0% AND SHALL NOT EXCEED A 2.0% CROSS SLOPE. HANDICAP RAMPS INDICATED ON PLANS SHALL BE A MAXIMUM OF 1/12 SLOPES WITH A MAXIMUM RISE OF 30" BETWEEN LANDINGS. NON -CURB CUT RAMPS SHALL HAVE HANDRAILS AND GUARDS PER DETAILS WITH 5' LANDINGS AT THE BOTTOM AND TOP OF RAMP. 3. ALL PROPOSED ELEVATIONS SHOWN ARE EDGE OF PAVEMENT ELEVATIONS UNLESS OTHERWISE SPECIFIED. 4. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ENSURING THAT ALL NEWLY CONSTRUCTED STORM DRAINAGE IMPROVEMENTS AND RECEIVING STORM DRAINAGE SYSTEMS REMAIN CLEAN OF SEDIMENT AND DEBRIS. PRIOR TO OWNER ACCEPTANCE OF SYSTEM, THE CONTRACTOR SHALL COORDINATE AND PROVIDE A VISUAL OBSERVATION VIDEO OF ALL STORM DRAINAGE IMPROVEMENTS 12" AND LARGER. THE VISUAL OBSERVATION SHALL BE PERFORMED IN THE PRESENCE OF THE OWNER'S REPRESENTATIVE. THE CONTRACTOR SHALL PROVIDE TWO (2) DVD COPIES OF THE ENTIRE DRAINAGE VISUAL OBSERVATION. 5. PRIOR TO ISSUANCE OF A BUILDING CERTIFICATE OF OCCUPANCY THE CONTRACTOR SHALL PROVIDE THE OWNER WITH THE VIDEO INSPECTION OF THE STORM SEWER SYSTEM. (BOTH PUBLIC AND PRIVATE). THIS SUBMITTAL MAY NEED TO BE REVIEWED AND ACCEPTED BY THE LOCAL JURISDICTION PRIOR TO THE ISSUANCE OF THE BUILDING CO. 6. INTERIM GRADING SHALL BE PROVIDED THAT ENSURES THE PROTECTION OF STRUCTURES, UTILITIES, SIDEWALKS, PAVEMENTS, AND OTHER FACILITIES FROM DAMAGE CAUSED BY SETTLEMENT, LATERAL MOVEMENT, UNDERMINING, AND WASHOUT. iniTro�•e r�onn���•• r. �n� - -- 8. TIE ROOF LEADERS WHERE POSSIBLE TO UNDERGROUND STORM SYSTEM. CONTRACTOR TO FIELD VERIFY LOCATE AND INSTALL WHERE POSSIBLE OR AS SHOWN ON PLANS. WHERE ROOF LEADERS DAYLIGHT AT GRADE A SPLASH BLOCK APPROVED BY THE OWNER'S REPRESENTATIVE SHALL BE INSTALLED. 9. MAXIMUM SLOPE ACROSS ANY HANDICAPPED PARKING SPACE AND AISLE SHALL NOT EXCEED 2% IN ANY DIRECTION. 10. PROPOSED CONTOURS ARE APPROXIMATE. SPOT ELEVATIONS AND ROADWAY PROFILES SHALL BE USED IN a J Q> 0 0 Q z_ 0 w o LU Z N = W U CASE OF DISCREPANCY. U 11. PLACE BACKFILL AND FILL MATERIALS IN LAYER NOT MORE THAN 8 INCHES IN LOOSE DEPTH FOR MATERIAL COMPACTED BY HEAVY COMPACTION EQUIPMENT, AND NOT MORE THAN 4 INCHES IN LOOSE DEPTH FOR MATERIAL COMPACTED BY HAND -OPERATED TAMPERS. PLACE BACKFILL AND FILL MATERIALS EVENLY ON ALL CIL SIDES TO REQUIRED ELEVATIONS, AND UNIFORMLY ALONG THE FULL LENGTH OF EACH STRUCTURE. COMPACT p SOIL TO NOT LESS THAN 95 PERCENT OF MAXIMUM DRY UNIT WEIGHT ACCORDING TO ASTM D 698 FOR EACH LAYER OF BACKFILL OR FILL MATERIAL UP TO TWO FEET OF FINISHED GRADE. COMPACT SOIL TO NOT LESS p THAN 98 PERCENT OF MAXIMUM DRY UNIT WEIGHT ACCORDING TO ASTM D 698 FOR EACH LAYER OF BACKFILL M OR FILL MATERIAL FOR THE FINAL TWO FEET. O C) 12. SITE GRADING IMMEDIATELY ADJACENT TO FOUNDATION OF BUILDING SHALL SLOPE NOT LESS THAN 1/20 AWAY N FOR MINIMUM DISTANCE OF 10 FEET. ALTERNATIVE METHOD SHALL BE PROVIDED TO DIVERT WATER AWAY J FROM FOUNDATION VIA SWALES SLOPED AT A MINIMUM OF 2% OR IMPERVIOUS SURFACES SLOPED AWAY A O (0 U z MINIMUM OF 2% AWAY FROM BUILDING. LO 13. CONTRACTOR SHALL ADJUST RIM ELEVATIONS OF EXISTING MANHOLES, METERS, VALVES, ETC. AS REQUIRED co N 2) m TO MEET NEW FINISHED GRADES. ' 14. CONTRACTOR SHALL SLOPE GRADES TO ASSURE POSITIVE STORMWATER FLOW TO KEEP WATER FROM M N POOLING ALONG CURBS AND WALLS. THE TOP OF THE CAP, UNLESS OTHERWISE NOTED. - O Z 15. TOP OF WALL ELEVATIONS INDICATE THE ELEVATION AT 0 - 16. BOTTOM OF WALL ELEVATIONS INDICATE THE ELEVATION OF THE FINISHED GRADE. U 0 10 20 40 SCALE: 1" = 20' 12 1 13 KEY PLAN 0� ?RTRUE 'JORTIRTM NORTH 14 SEAL LU U) o 0 � N O O F- U z = Q U) o \\\tttllll��� ISSUE DATE CARO4/'.� 07.08.2022 W ti _ OQ'.•��SS/��. 9 JOB. NO. SE 11716-03 W 34 F GINS OyP LOR,.��� C510 ///111111110�0 f(P-M, LL 15