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ML                                               SUBMERGED GRAVEL WETLAND CONSTRUCTION AND  PLANS ISSUED FOR:
                                                  INSTALLATION GUIDELINES:        Review
                                                                                 REVISIONS:
                                                  1.  ALL ON-SITE DISTURBED AREAS SHOULD BE STABILIZED PRIOR TO
                                           NW  N  NE  ALLOWING RUNOFF TO ENTER THE NEWLY CONSTRUCTED WETLAND.  No.  Revision/Issue:  Date
                                          W  Ma r y l a n d   S t a t e   Gr i d   NAD   8 3  E  2.  THE PROPOSED LOCATION OF A SUBMERGED GRAVEL WETLAND
                                                    SHALL BE PROTECTED DURING CONSTRUCTION. SURFACE RUNOFF
                                           SW  SE
 N/F STANLEY J. SMUCK                       S       SHALL BE DIVERTED AWAY FROM THE PRACTICE DURING GRADING
 TAX MAP 301, PARCEL 682                            OPERATIONS. FLOW SPLITTERS AND OTHER CONVEYANCE
 ML  DEED:  RHO 1613/ 394                           INFRASTRUCTURE SHALL BE BLOCKED.
                                                  3.  WETLAND CONSTRUCTION SHALL BE PERFORMED WITH
                                                    LIGHTWEIGHT, WIDE-TRACKED EQUIPMENT TO MINIMIZE
                                                    DISTURBANCE AND COMPACTION. EXCAVATED MATERIALS SHALL BE
                                                    PLACED IN A CONTAINED AREA. ANY PUMPING OPERATIONS SHALL
                                                    DISCHARGE FILTERED WATER TO A STABLE OUTLET.
 TYPICAL  PALUSTRINE FORESTED WETLANDS            4.  THE AGGREGATE SHALL BE COMPOSED OF AN 18 TO 48 INCH LAYER
 DITCH                                              OF CLEAN WASHED, UNIFORMLY GRADED MATERIAL WITH A
 CENTERLINE
 TYPICAL DITCH TIE-LINE  BOUNDARY RUNS              POROSITY OR 40%. ROUNDED BANK RUN GRAVEL IS RECOMMENDED.
 FOR COMPUTATIONAL  BY AND WITH THE
 PURPOSES ONLY
 DITCH  CENTERLINE                                MAINTENANCE AND INSPECTION:
                                                  1.  REGULAR INSPECTIONS SHALL BE MADE DURING THE FOLLOWING
                                                    STAGES OF CONSTRUCTION:
                                                    - DURING EXCAVATION TO SUBGRADE.
                                DB. 7468 PG. 125
                                  ITEM ONE          - DURING PLACEMENT OF BACKFILL OF PERFORATED INLET PIPE AND
                                                    OBSERVATION WELLS.
                                                    - DURING PLACEMENT OF GEOTEXTILES AND ALL FILTER MEDIA.
                                                    - DURING CONSTRUCTION OF ANY APPURTENANT CONVEYANCE
 N/F NEEV PROPERTIES, LLC                           SYSTEMS SUCH AS DIVERSION STRUCTURES, INLETS, OUTLETS, AND
 TAX MAP 301, PARCEL 683                            FLOW DISTRIBUTION STRUCTURES.
 LOT A           25' WETLAND OFFSET
 DEED:  SRB 7468/ 125                               - UPON COMPLETION OF FINAL GRADING AND ESTABLISHMENT OF
 PLAT:  SVH 230/ 5 &                                PERMANENT STABILIZATION, AND BEFORE ALLOWING RUNOFF TO
 SVH 231/ 47 & 48, FWH 56/ 1
                                                    ENTER THE WETLAND.
                                                  2.  PRIVATELY OWNED PRACTICES SHALL HAVE A MAINTENANCE PLAN  SOUTH MOON UNDER  TOWN OF BERLIN WORCESTER COUNTY, MARYLAND
                                                    AND SHALL BE PROTECTED BY EASEMENT, DEED RESTRICTION,
                                                    ORDINANCE, OR OTHER LEGAL MEASURES PREVENTING ITS NEGLECT,
 DB. 7468 PG. 125
 ITEM THREE                                         ADVERSE ALTERATION, AND REMOVAL.
                  SEQUENCE OF CONSTRUCTION: SGW2
                                                  3.  DURING THE FIRST YEAR OF OPERATION, INSPECTIONS SHOULD BE
                                                    CONDUCTED AFTER EVERY MAJOR STORM AND POORLY ESTABLISHED
     Step 1:   Stabilize the Drainage Area. Dewater facility during the transition from TSB-2 to SGW2 using approved skimmering device
                                                    AREAS REVEGETATED.
          or geotextile bag. Regrade to design dimensions.
     Step 2:   Assemble Construction Materials on-site, make sure they meet design specifications, and prepare any staging areas. Ensure  3.1. INSPECT TO BE CERTAIN SYSTEM DRAINS WITHIN 24-72 HRS
          that appropriate compaction and dewatering equipment is available. Locate the project benchmark and if necessary transfer  (WITHIN THE DESIGN PERIOD, BUT ALSO NOT SO QUICKLY AS TO
 25' WETLAND OFFSET
                                                     MINIMIZE STORMWATER TREATMENT)).
 PROPOSED SUBMERGED  SGW-1 OUTFALL  ROP-II  INV. OUT: 21.50  OUTFALL  N/F NEEV PROPERTIES, LLC  Step 3:   a benchmark nearer to the Submerged Gravel Wetland location for use during construction.  3.2. WATERING PLANTS AS NECESSARY DURING THE FIRST GROWING
 150 ft. MDSHA R.O.W. (U.S. 113)
 18" HDPE
 TAX MAP 301, PARCEL 683
          Install Erosion and Sediment Controls prior to construction, including temporary de-watering devices and stormwater
 GRAVEL WETLANDS
 L: 49.93'
 30' WIDE ACCESS EASEMENT DB. ODC 42 PG. 450  10' MAINTENANCE  ROP-I  BH-4  SGW1 BH-5  BH-6 D-14  STORMWATER  Step 5:   Install Outfall Structure, Pipe, and riprap.  4.  3.5. QUARTERLY INSPECTION OF SOIL AND REPAIRING ERODED
 DEED:  SRB 7468/ 125
          diversion practices. All areas surrounding the Wet Pond that are graded or denuded during construction must be planted
 S: 0.34%
 SEE DETAIL D-10
                                                     SEASON
 ITEM TWO
 SHEET C-501
 PLAT:  FWH 56/ 1
          with turf grass, native plantings, or other approved methods of soil stabilization. See sheet C-501 for details.
                                                    3.3. RE-VEGETATING POORLY ESTABLISHED AREAS AS NECESSARY
 ODC 42/ 452
          Clear and Strip the embankment area to the desired sub-grade.
     Step 4:
 RIP RAP
                                                    3.4. TREATING DISEASED VEGETATION AS NECESSARY
 EASEMENT
 EXISTING
     Step 6:
          Excavate/Grade until the appropriate elevation and desired contours are achieved for the bottom and side slopes of SGW1.
                                                     AREAS, ESPECIALLY ON SLOPES
          Install base stone per cross section D-15/C-501.
 MANAGEMENT
 C-501
                                                    3.6. CHECKING INLETS, OUTLETS, AND OVERFLOW SPILLWAY FOR
 POND
     Step 7:
          Stabilize Exposed Soils with the approved seed mixtures appropriate for the perimeter area of SGW1. All areas above the
                                                     BLOCKAGE, STRUCTURAL INTEGRITY, ANDEVIDENCE OF EROSION.
          permanent pool elevation should be permanently stabilized in accordance with the vegetative stabilization specifications on
                                                     INSPECTION FREQUENCY SHOULD BE AT LEAST EVERY 6 MONTHS
          the approved Sediment and Stormwater Management Plan. See sheet C-501 for details.
 U.S. ROUTE 113  150' ROW  N/F NEEV PROPERTIES, LLC  2' WIDE SWALE  GRASS SWALE  OFFICE  INSPECTION FREQUENCY CAN BE REDUCED TO ANNUAL FOLLOWING   an scape Arc itects
                                                    THEREAFTER, OR AS THE LOCAL JURISDICTION DEEMS NECESSARY.
          Plant the Submerged Gravel Wetland per sheet C-108. See wetland seed mix this sheet.
     Step 8:
                                                    2 YEARS OF MONITORING THAT INDICATES THE RATE OF SEDIMENT
                                                    ACCUMULATION IS LESS THAN THE CLEANING CRITERIA LISTED
                                                    BELOW. INSPECTIONS SHOULD FOCUS ON:
 TAX MAP 301, PARCEL 684
                                           N/F NICOLE S. MOORE
 (ITEM FRANKLIN AVENUE)
                                                     MAT ESTABLISHMENT ACROSS THE WETLAND SURFACE.
                                           DEED:  SRB 6511/ 290
 DEED:  SRB 7468/ 125  BOTTOM  -1.00%  6" PVC  BUILDING  N/F MALLORY F.  TAX MAP 301, PARCEL 737  4.1. CHECKING THE FILTER SURFACE FOR DENSE, COMPLETE, ROOT   i il  n ineers   an   lanners   ur e ors
 PLAT:  FWH 56/ 1  DECK  N/F RODNEY  N/F MARGARET  ECKMAN, et vir.  THOROUGH REVEGETATION WITH GRASSES, FORBS, AND
 ODC 42/ 452  CONCRETE WALK  K. BAILEY  NEWTON, et al.  TAX MAP 301,  SHRUBS IS NECESSARY. UNLIKE BIORETENTION, WHERE MULCH
 CONCRETE WALK  N/F RODNEY K. BAILEY  N/F CRYSTAL LOCKWOOD  TAX MAP 301,  TAX MAP 301,  PARCEL 738
 GRASS SWALE  WOOD  N/F SILVESTER  N/F BEATRICE COLLICK, et al.  TAX MAP 301,  TAX MAP 301, PARCEL 741  PARCEL 740  PARCEL 739  DEED:  SVH 5806/ 317  IS COMMONLY USED, COMPLETE SURFACE COVERAGE WITH
                        DEED:  SVH
 SMITH, et ux.
 SEE DETAIL D-11 & 12  RAMP  TAX MAP 301,  TAX MAP 301, PARCEL 743  PARCEL 742  DEED:  SVH 4428/ 547  2151/ 432  DEED:  69/ 364  VEGETATION IS NEEDED.
 SHEET C-501  6" PVC  ~  DEED:  RHO 1682/ 568  DEED:  SVH 5685/ 191  PLAT:  PAGE 435
 PARCEL 744
 INV. OUT: 22.52  PROPOSED  S  DEED:  SRB 6041/ 237  4.2. CHECKING THE GRAVEL WETLAND SURFACE FOR STANDING
 SUBMERGED                                           WATER OR OTHER EVIDENCE OF RISER CLOGGING, SUCH AS
 GRAVEL WETLANDS  FUTURE COMMERCIAL DEVELOPMENT  WM  8" PVC  DISCOLORED OR ACCUMULATED SEDIMENTS.
 PAD SITE  OFFICE
 BUILDING                                           4.3. CHECKING THE SEDIMENTATION CHAMBER OR FOREBAY FOR
 ROP-II                                              SEDIMENT ACCUMULATION, TRASH, AND DEBRIS.  Atlantic Group  10044 Old Ocean City Boulevard Berlin, Maryland 21811  Ph: (410) 629-1160 Fax: (410) 629-1710 www.the-atlanticgrp.com
 DEED BOOK ODC 42 PAGE 450
 3+44.05  10' WIDE ACCESS EASEMENT TO               4.4. INSPECT TO BE CERTAIN THE SEDIMENTATION FOREBAY DRAINS
 10' MAINTENANCE  ~
 3+00
 SGW2  & ACCESS  CYRUS WARREN LANDS, NOW             WITHIN 24 TO 72 HRS.
 EASEMENT  BELIEVED EXTINGUISHED.  SEQUENCE OF CONSTRUCTION: SGW1
 D-15                                               4.5.  CHECKING INLETS, OUTLETS, AND OVERFLOW SPILLWAY FOR  & Associates, Inc.
 C-501  40' ACCESS                                   BLOCKAGE, STRUCTURAL INTEGRITY, AND EVIDENCE OF
 -2.83%  EASEMENT  Step 1:   Stabilize the Drainage Area. Dewater facility during the transition from TSB-1 to SGW1 using approved skimmering device  EROSION.
          or geotextile bag. Regrade to design dimensions.
     Step 2:   Assemble Construction Materials on-site, make sure they meet design specifications, and prepare any staging areas. Ensure  4.6. REMOVAL OF DECAYING VEGETATION, LITTER, AND DEBRIS.
 2+00  PLAYGROUND                                 5.  SEDIMENT ACCUMULATION IN THE PRETREATMENT AREAS SHOULD
          that appropriate compaction and dewatering equipment is available. Locate the project benchmark and if necessary transfer
          a benchmark nearer to the Submerged Gravel Wetland location for use during construction.  6.  BE REMOVED AS NECESSARY.
 0+00
                                                    SIGNS OF UNEVEN FLOW DISTRIBUTION WITHIN THE WETLAND MAY
          Install Erosion and Sediment Controls prior to construction, including temporary de-watering devices and stormwater
     Step 3:
          with turf grass, native plantings, or other approved methods of soil stabilization. See sheet C-501 for details.
                                                    AND/OR UNDERDRAIN MAY NEED TO BE REMOVED, CLEANED, AND
 ROP-I  PROPOSED ENTRANCE DRIVE -0.25%  BH-2  BH-3  APPARENT  PRIVACY FENCE  Step 4:   diversion practices. All areas surrounding the Wet Pond that are graded or denuded during construction must be planted  MEAN THAT THE GRAVEL OR UNDERDRAIN IS CLOGGED. THE GRAVEL
          Clear and Strip the embankment area to the desired sub-grade.
                                                    REPLACED.
 INV. OUT: 23.91
 OCCUPATION
 22.5'  BH-1  AS ILLUSTRATED  OFFICE BUILDING  Step 5:   Install Outfall Structure, Pipe, and riprap.  7.  A DENSE STAND OF WETLAND VEGETATION SHOULD BE MAINTAINED
     Step 6:
 PLAT: 2412 F.595
          Excavate/Grade until the appropriate elevation and desired contours are achieved for the bottom and side slopes of SGW1.
 OFFICE                                             THROUGH THE LIFE OF THE FACILITY WITH PLANTINGS REPLACED AS
 SD-01    Install base stone per cross section D-14/C-501.  NEEDED.
 1+00
 18" HDPE  BUILDING  Step 7:   Stabilize Exposed Soils with the approved seed mixtures appropriate for the perimeter area of SGW1. All areas above the
 L: 40.29'                                        8.  INLETS AND OUTLETS TO EACH SUBMERGED GRAVEL WETLAND CELL
 S: 0.16%  permanent pool elevation should be permanently stabilized in accordance with the vegetative stabilization specifications on  SHOULD BE FREE FROM DEBRIS TO PREVENT CLOGGING.
          the approved Sediment and Stormwater Management Plan. See sheet C-501 for details.
 INV. IN: 23.97  Step 8:   Plant the Submerged Gravel Wetland per sheet C-108. See wetland seed mix this sheet.  9.  EROSION AT INFLOW POINTS SHOULD BE REPAIRED. FLOW SPLITTERS
 D=33° 08' 23"  N/F PATRICK H. SCANLON              SHOULD BE FUNCTIONAL TO PREVENT BYPASSING OF THE FACILITY.
 R=250.00'  LOT 1 P/O 686
 L=144.60'  TAX MAP 301, PARCEL 685
 N40°00'02"W  DEED:  RHO 2412/ 591
 C=142.59'  PLAT:  PG. 595
 N/F PATRICK H. SCANLON
 TAX MAP 301, PARCEL 685
 DEED:  RHO 2412/ 591
 PLAT:  PG. 595
 WAREHOUSE
 EXISTING  OFFICE COMPLEX  ROW VARIES  FRANKLIN  MACHINE  WAREHOUSE  WETLAND SEED MIX
 SHOP
 29'                        PERCENT OF MIX  SCIENTIFIC NAME  COMMON NAME  WETLAND INDICATOR STATUS  STORMWATER
 AVENUE
         RAILROAD   AVENUE                                                    MANAGEMENT
      29' ROW  N/F HISTORIC RAILROADS, INC.                                      PLAN
 30' WIDE PERPETUAL ROW  TAX MAP 301, PARCEL 683
 30'  ITEM No. 2  DEED:  FWH 441/ 014
 ITEM No. 4  60'
          PLAT:  WCL 85/ 027
 DISTURBED                                                                   PROJECT:  No.  DATE:  12/2/2019
 CMF  FORMER B & E RR ROW
 60'
                                                                             DRAWN BY:  CDD  SCALE:  1" = 50'
 DISTURBED                                             8.13.25 PC Meeting Packet_pg. 60 of 78
 CMF                                                                         SHEET:
 N/F ST. PAUL UMC                                                                C-107
 TAX MAP 301, PARCEL 735
  DEED:  26/ 87         Notes: Seed mix at rate of 20lbs/acre mixed with 10lbs/acre annual ryegrass (Lolium multiflorum) seeded as a companion to Wetland seed mix.
 TYPICAL 2' WIDE
 N/F DENA D.
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