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HomeMy WebLinkAbout20230396 Ver 2_Design/Maps/Site Plans Revised_20231116The Hamptons on the White Oak ATTACHMENT N0.1 COASTAL WETLAND IMPACT UPLAND BOAT RAMP & KAYAK LAUNCH WATERWARD EXTENT OF MARSH fL �L NHW \�\ kL Ali L ti 05 COASTAL WETLAND IMPACT = 57SF (SPARSELY POPULATED) NHW/WATER EXTENT /-OF MARSH ti- / 1i VL ,L-ANDVARD EDGE OF �PARSHL i �2r 3 �8 S j 91 1 1 � '\,COASTAL WETLAND/./ �. IMPACT ,• 40 20 0 40 80 SCALE: 1" = 40` The Hamptons on the White Oak ATTACHMENT N0.2 SAG HARBOR CIRCLE WETLAND IMPACT N0.1 ROAD CROSSING , V. LANDWARD EDGE OF ti v- j COASTAL MARSH �r�w v- v' v- v k v V NHW LANDWARD EDGE OF v- k •i COASTAL MARSH 56 55 ROADWAY WETLAND \1 \ IMPACT NO. 1 4 W� 2083 SF 40LAN�i CULVERT 4 --48LF DUAL 24"RCP 40 20 0 40 80 SCALE: 1" = 40' The Hamptons on the White Oak ATTACHMENT NO.3 SAG HARBOR CIRCLE WETLAND IMPACT N0.2 ROAD CROSSING 40 20 0 40 80 SCALE: 1" = 40' The Hamptons on the White Oak ATTACHMENT N0.4 NORTHHAMPTON LOOP WETLAND IMPACT N0.3 ROAD CROSSING 22 23 � CULVERT 2 ^, 40LF DUAL 18"RCP s� ROADWAY WETLAND ?' IMPACT NO. 3 ; 501 SF 0 I �I; 24 I \�R I I F�q I — 25 i i 40 20 0 40 80 SCALE: 1" = 40' The Hamptons on The White Oak ATTACHMENT NO. 5 EAST HAMPTON LOOP WETLAND IMPACT N0.4 ROAD CROSSING it 04 _WETLANDS \ Iv- �1 CULVERT 8 �4\8LF 24 "RCP 404 WETLANDS 13.32 ROADWAY WETLAND IMPACT NO. 4 3308 SF 40 20 0 40 80 SCALE: 1" = 40' The Hamptons on the White Oak ATTACHMENT NO.6 MONTAUK DRIVE WETLAND IMPACT N0.5 & N0.6 EXISTING ROAD CROSSING PIPE REPLACEMENT MINIMAL ADDITIONAL IMPACT 404 V TLANDS "IF .3, WETLAND IMPACT PIPE REPLACEMENT & UPGRADE IMPACT NO.6-44SF j CULVERT 6 DUAL 48LF 30"RCP WETLAND IMPACT PIPE REPLACEMENT & UPGRADE 9ZS IMPACT N0. 5-61 SF 404 WETLANDS- 40 20 0 40 80 SCALE: 1" = 40' Form ®CM MP-5 (Bridges and Culverts, Page 2 of 4.) c. Type of culvert (construction material): HDPE or Concrete d. (i) Will proposed culvert replace an existing bridge? < Form continues on back> ❑Yes MNo If yes, (ii) Length of existing bridge: (iii) Width of existing bridge: (iv) Navigation clearance underneath existing bridge: _ (v) Will all, or a part of, the existing bridge be removed? (Explain) f. Length of proposed culvert: 1 C1_ 40'; 4 @ 48' h. Height of the top of the proposed culvert above the NHW or NWL. N/A j. Will the proposed culvert affect navigation by reducing or increasing the existing navigable opening? []Yes ®No If yes, explain: e. (i) Will proposed culvert replace an existing culvert? Culvert No. 6 Wes [-]No If yes, (ii) Length of existing culvert(s): 48' (iii) Width of existing culvert(s): 30" (iv) Height of the top of the existing culvert above the NHW or NWL: N/A (v) Will all, or a part of, the existing culvert be removed? (Explain) All and replace with new 30" culvert along side an additional 30" culvert g. Width of proposed culvert: Dual 18"; 24"; Dual 24"; Dual 30" i. Depth of culvert to be buried below existing bottom contour. invert at existing grade k. Will the proposed culvert affect existing water flow? If yes, explain: ❑Yes ®No 3. EXCAVATION and FILL El This section not applicable a C. (i) Will the placement of the proposed bridge or culvert require any excavation below the NHW or NWL? ❑Yes ®No If yes, (ii) Avg. length of area to be excavated: (iii) Avg. width of area to be excavated: (iv) Avg. depth of area to be excavated: (v) Amount of material to be excavated in cubic yards: (i) Will the placement of the proposed bridge or culvert require any high -ground excavation? ❑Yes ®No If yes, (ii) Avg. length of area to be excavated: (iii) Avg. width of area to be excavated: (iv) Avg. depth of area to be excavated: (v) Amount of material to be excavated in cubic yards: b. (i) Will the placement of the proposed bridge or culvert require any excavation within coastal wetlands/marsh (CW), submerged aquatic vegetation (SAV), shell bottom (SIB), or other wetlands (WL)? If any boxes are checked, provide the number of square feet affected. ❑CW ❑SAV ❑SB MWL 6649 ❑None (ii) Describe the purpose of the excavation in these areas: Remove vegetation for roadway crossings and culvert installaton. 252-808-2808 :: 'I-888-4RCOAST :: www.nccoastaiinanagement.net revised: 10/26I06