Loading...
HomeMy WebLinkAbout20160294 Ver 3 - 170203_Phase3-Stream_Binder - 2/3/2017PIN 0609-46-7498 PRELIMINARY T?R'1079PG0653 EXISTING STREAM CHANNEL NOT FOR PROPOSED STREAM ALGINMENT (UT1). ACTUAL LENGTH TO CONSTRUCTION r / BE FIELD DETERMINED AFTER POND REMOVAL. MOUNTAIN VIEW - EXISTING INLINE POND TO BE REMOVED MEMORIAL PARK1M 0 ,'`�f _ \ FUTURE STORMWATER CONTROL MEASURE PIN 0609-46-1645 0D13 1257 PG 0576 /1/111 \of 0 50 I / I I 1 1 \\—\ PR`p OPERTY BOU NDARY\ � 1" = 50' EXISTING EARTHEN DAM TO BE REMOVED llllp� y/ ,' / �' ,' ,' i I �r �I `\ `\ \\ \ \\ / zS5b NATURAL CHANNEL/ STREAMBANK STABILIZATION TECHNIQUES ALONG STRAIGHT PORTION OF CHANNEL X36 \ \ \ PIN \ \ \ \ \ \ MOSEMAN DOUGLAS \ /o; //,r \ \ / /' / / \I 1' (7i1 ROY TRUSTEE PIN 0609-46-2295 1R ?1,t1 i nl84 —d/ /lrl GEOLIFTS AS REQUIRED ALONG OUTSIDE CURVE. SEE ! DETAILS ON SHEETS 2 & 3. EXISTING EARTHEN DAM TO BE REMOVED Il I / I I l 1 EXISTING STREAM CHANNEL II FUTURE VICINITY MAP , 0--o _ /�,'ol SITE LOCATION OLD US 70 HWY uh ti�w�'�,' DEVELOPMENT / , ' �ti ti� r �4z� 2$58 / 9 1 / @359 / iss, Lo ti r Lj ✓ / / / / / / / / I I ---- 0 0 o w / m / / 1 / l / l / / / I hb tiI �hh I / / ti� z LU -- j NOT TO SCALE26 / �5 Publish Date: 02/02/17 1 User: S.Stavinoha Filepath. \\ashevillel\asheville\Projects\Givens Highland Farms\16ac Site Development Phase 3\CADD\STREAM REST-16ac Site Development Phase 3.dgn 'NZANCHOR Figure #1 QEA Site Plan Anchor QEA of North Carolina, PLLC NC Firm License No. P-1649 Meadowmont at Givens Highland Farms -Phase 3 Black Mountain, Buncombe County, NC MOUNTAIN SLOPE '�Fj i 11 I I-III1 I I-1 I- VEGETATED GEOLIFT SEE DETAIL ON SHEET 3 MOUNTAIN SLOPE PLANTING PLANT SPACING: 8 FT BARE ROOT SPECIES LIST: FLOODPLAIN BANKFULL BENCH WIDTH APPROX. 2' STREAM BANK BANKFULL ELEVATION =111 � 111111 _ ' -111,1 III1 I �= III_ IIIA TYPICAL CROSS SECTION. SEE DETAIL ON SHEET 3 LIVE STAKES FLOODPLAIN PLANTING PLANT SPACING: 8 FT BARE ROOT SPECIES LIST: qw- my COMMON NAME SCIENTIFIC NAME % COMMON NAME SCIENTIFIC NAME % TULIP POPLAR (LIRIODENDRON TULIPIFERA ) 20 RIVERBIRCH (BETULA NIGRA) 33 AMERICAN SYCAMORE (PLATANUS OCCIDENTALIS) 20 GREEN ASH (FRAXINUS PENNSYLVANICA) 33 YELLOW BIRCH (BETULA LUTEA) 20 IRONWOOD (CARPINUS CAROLINIANA) 33 SUGAR MAPLE (ACER FLORIDANUM) 20 BITTERNUT HICKORY (CARYA CORDIFORMIS) 10 NOTE: AMERICAN HOLLY (ILEX OPACA) 10 PERMANENT SEEDING SHALL BE APPLIED IMMEDIATELY FOLLOWING LAND DISTURBANCE ACTIVITY. NOTE: TEMPORARY SEEDING SHALL BE APPLIED IMMEDIATELY FOLLOWING LAND DISTURBANCE ACTIVITY. CHANNEL PLANTING Publish Date: 01/31/17 1 User: S.Stavinoha Filepath: \\asLevillel\asheville\Projects\Givens Highland Farms\16ac Site Development Phase 3\CARD\STREAM REST-16ac Site Development Phase 3.dgn PERMANENT SEED MIX SHALL BE ERNST CONSERVATION SEEDS RIPARIAN BUFFER MIX - ERNMX-178, OR APPROVED EQUAL APPLIED ACCORDING TO MANUFACTURERS SPECIFICATIONS. STREAM BANK PLANTING PLANT SPACING: 3 FT O.C. MAX. STAKE IN TRIANGLE PATTERN. LIVE STAKE SPECIES LIST: COMMON NAME SCIENTIFIC NAME SILKY DOGWOOD (CORNUS AMOMUM) 20 NINEBARK (PHYSOCARPOS OPULIFOLIUS) 20 BUTTONBUSH (CEPHELANTHUS OCCIDENTALIS) 20 SILKY WILLOW (SALIX SERICEA) 20 BLACK WILLOW (SALIX NIGRA) 20 NOTE: PERMANENT SEEDING SHALL BE APPLIED PRIOR TO COIR MATTING. NOT TO SCALE tszANCHOR Figure #2 QFA Proposed Stream Channel - Detail Anchor QEA of North Carolina, PLLC NC Firm License No. P-1649 Meadowmont at Givens Highland Farms -Phase 3 Black Mountain, Buncombe County, NC moi KEY TRENCH \ I � r i COIR MATTING GEI WORKS CONTROL MAT 70 - WEIGHT 780 G/M2 OR APPROVED EQUAL. FILL WITH AMENDED NATIVE SOIL. RIVER COBBLE INSTALL 2"-3" DEPTH (MIN.) STREAMBANK APPROX. 3' CONTAINER PLANT MATERIAL INSTALLED ABOVE/BEHIND COIR MATTING. 2' BOTTOM WIDTH 3 I 3" MIN. AMENDED NATIVE MATERIAL — BLENDED INTO NATURAL GRADE. N" — AREA SHALL BE SEEDED AND COVERED WITH WEED FREE STRAW. AMEND AND IRRIGATE SOIL AS NEEDED. – COIR MATTING GEI WORKS CONTROL MAT 70 - WEIGHT 780 G/M2 OR APPROVED EQUAL. INSTALL BELOW COBBLE I= CHANNEL AND ALONG NEWLY CONSTRUCTED BANK. TIE INTO KEY TRENCH AT TOP OF BANK. LIVE STAKE OF NATIVE SPECIES (TYP.) SECTION VIEW SEE PLANTING DETAIL ON SHEET 2. STREAM WATER SURFACE ELEVATION (APPROXIMATE) TOP OF BANK FLOW I -IH I I IIVV FRONT VIEW (STAGGERED SEAMS) INSTALLATION SPECIFICATIONS: 1. CLEAR ANY WOODY DEBRIS BELOW TOE PRIOR TO INSTALLATION. 2. LIFTS ARE CONSTRUCTED FROM BOTTOM TO TOP. ALIGNMENT OF LIFTS SHALL BE STAKED OUT PRIOR TO CONSTRUCTION FOR APPROVAL BY CLIENT/ENGINEER. 3. LAY COIR FABRIC PERPENDICULAR TO STREAM CHANNEL, OVER AN AREA THAT CAN BE COMPLETED AND STABILIZED DURING THAT WORKING DAY. 4. COIR FABRIC SHALL BE ROLLED OUT LENGTHWISE, PERPENDICULAR TO THE STREAM CHANNEL, SUCH THAT IT EXTENDS FROM 2/3 THE WIDTH OF THE GEOLIFT, MEASURED FROM THE NEAR BANK TOWARD THE CHANNEL. DOWN -GRADIENT SECTIONS OF COIR SHALL OVERLAP UPHILL SECTIONS WHEN INITIALLY LAID OUT, WHERE APPLICABLE. 5. AMENDED NATIVE SOIL SHALL BE USED AS FILL MATERIAL FOR THE TOP LIFT. THE AREA ABOVE THE TOP LIFT SHALL BE TOP DRESSED WITH A MINIMUM OF 3" OF TOPSOIL AND BLENDED INTO THE NATURAL GRADE. THE AREA SHALL THEN BE SEEDED AND COVERED WITH WEED FREE STRAW. AMEND AND IRRIGATE SOIL AS NEEDED. 6. MATERIAL SHALL BE CAREFULLY PLACED IN THE LIFTS AND COMPACTED OVER THE AREA UNTIL A THICKNESS OF 12". APPLY SEED TO TOP AND OUTSIDE OF SOIL INSIDE THE LIFT SO IT SHALL HAVE THE OPPORTUNITY TO GERMINATE THROUGHT THE COIR MATTING. 7. COIR FABRIC EXTENDING FROM BENEATH THE COMPACTED SOIL SHALL BE TIGHTLY AND CAREFULLY WRAPPED, AND STAKED WITHIN A KEY TRENCH AND USING APPROPRIATE STAKES, STARTING AT THE PIECE OF COIR FURTHEST DOWN SLOPE AND MOVING UP SLOPE ONE PIECE AT A TIME. 8. WRAPPED COIR SHALL EXTEND OVER THE COMPACTED SOIL LIFT TOWARD THE BACK OF THE BANK SO THAT PLACEMENT OF REMAINING SOIL SHALL PINCH IT IN PLACE. 9. LIVE BRANCHES SHALL BE HARVESTED FROM THE TIPS OF SPECIFIED TREE SPECIES BRANCHES THAT SHOULD BE FIVE TO EIGHT FEET IN LENGTH. LIVE BRANCHES SHALL BE PLACED GROWTH END OUT AND ROUGHLY ADJACENT TO ONE ANOTHER SUCH THAT ONE TO TWO FEET EXTENDS BEYOND THE COIR WRAPPED LIFT. OUTSOURCED LIVE STAKE MAY BE USED. PROVIDE ENGINEER WITH SUPPLIER AND PLANT TYPE BEFORE PLACING ORDER. VEGETATED GEOLIFT Publish Date: 01/20/17 1 User: S.Stavinoha Filepath. \\ashevillel\asheville\Projects\Givens Highland Farms\16ac Site Development Phase 3\CADD\STREAM REST-16ac Site Development Phase 3.dgn GGER SEAMS AND RLAP FABRIC 6" IN I -LIFT. OVERLAP ,LL FACE NNSTREAM WATER SURFACE ELEVATION NOT TO SCALE tszANCHOR Figure #3 QEA Proposed Stream Channel - Detail Anchor QEA of North Carolina, PLLC NC Firm License No. P-1649 Meadowmont at Givens Highland Farms -Phase 3 Black Mountain, Buncombe County, NC STA • •GEd•111151DON IN P - - ! 30 /-E-�-�• E90901 .0 � WAMIN FLOW I -IH I I IIVV FRONT VIEW (STAGGERED SEAMS) INSTALLATION SPECIFICATIONS: 1. CLEAR ANY WOODY DEBRIS BELOW TOE PRIOR TO INSTALLATION. 2. LIFTS ARE CONSTRUCTED FROM BOTTOM TO TOP. ALIGNMENT OF LIFTS SHALL BE STAKED OUT PRIOR TO CONSTRUCTION FOR APPROVAL BY CLIENT/ENGINEER. 3. LAY COIR FABRIC PERPENDICULAR TO STREAM CHANNEL, OVER AN AREA THAT CAN BE COMPLETED AND STABILIZED DURING THAT WORKING DAY. 4. COIR FABRIC SHALL BE ROLLED OUT LENGTHWISE, PERPENDICULAR TO THE STREAM CHANNEL, SUCH THAT IT EXTENDS FROM 2/3 THE WIDTH OF THE GEOLIFT, MEASURED FROM THE NEAR BANK TOWARD THE CHANNEL. DOWN -GRADIENT SECTIONS OF COIR SHALL OVERLAP UPHILL SECTIONS WHEN INITIALLY LAID OUT, WHERE APPLICABLE. 5. AMENDED NATIVE SOIL SHALL BE USED AS FILL MATERIAL FOR THE TOP LIFT. THE AREA ABOVE THE TOP LIFT SHALL BE TOP DRESSED WITH A MINIMUM OF 3" OF TOPSOIL AND BLENDED INTO THE NATURAL GRADE. THE AREA SHALL THEN BE SEEDED AND COVERED WITH WEED FREE STRAW. AMEND AND IRRIGATE SOIL AS NEEDED. 6. MATERIAL SHALL BE CAREFULLY PLACED IN THE LIFTS AND COMPACTED OVER THE AREA UNTIL A THICKNESS OF 12". APPLY SEED TO TOP AND OUTSIDE OF SOIL INSIDE THE LIFT SO IT SHALL HAVE THE OPPORTUNITY TO GERMINATE THROUGHT THE COIR MATTING. 7. COIR FABRIC EXTENDING FROM BENEATH THE COMPACTED SOIL SHALL BE TIGHTLY AND CAREFULLY WRAPPED, AND STAKED WITHIN A KEY TRENCH AND USING APPROPRIATE STAKES, STARTING AT THE PIECE OF COIR FURTHEST DOWN SLOPE AND MOVING UP SLOPE ONE PIECE AT A TIME. 8. WRAPPED COIR SHALL EXTEND OVER THE COMPACTED SOIL LIFT TOWARD THE BACK OF THE BANK SO THAT PLACEMENT OF REMAINING SOIL SHALL PINCH IT IN PLACE. 9. LIVE BRANCHES SHALL BE HARVESTED FROM THE TIPS OF SPECIFIED TREE SPECIES BRANCHES THAT SHOULD BE FIVE TO EIGHT FEET IN LENGTH. LIVE BRANCHES SHALL BE PLACED GROWTH END OUT AND ROUGHLY ADJACENT TO ONE ANOTHER SUCH THAT ONE TO TWO FEET EXTENDS BEYOND THE COIR WRAPPED LIFT. OUTSOURCED LIVE STAKE MAY BE USED. PROVIDE ENGINEER WITH SUPPLIER AND PLANT TYPE BEFORE PLACING ORDER. VEGETATED GEOLIFT Publish Date: 01/20/17 1 User: S.Stavinoha Filepath. \\ashevillel\asheville\Projects\Givens Highland Farms\16ac Site Development Phase 3\CADD\STREAM REST-16ac Site Development Phase 3.dgn GGER SEAMS AND RLAP FABRIC 6" IN I -LIFT. OVERLAP ,LL FACE NNSTREAM WATER SURFACE ELEVATION NOT TO SCALE tszANCHOR Figure #3 QEA Proposed Stream Channel - Detail Anchor QEA of North Carolina, PLLC NC Firm License No. P-1649 Meadowmont at Givens Highland Farms -Phase 3 Black Mountain, Buncombe County, NC EXISTING EARTHEN DAM AND INLET PIPE 2350 EXISTING GROUND SURFACE/POND OTTOM 2345 PROPOSED THALWEG CENTERLINE - APPROXIMATE WATER SURFACE 2340 � ELEVATION OF POND: 2333.4 EXISTING EARTHEN DAM AND OUTLET PIPE 2335 2330 2325 2320 10+00 10+50 11+00 11+50 12+00 12+50 PROPOSED CHANNEL PROFILE STA 10+00 TO 12+50 HORIZONTAL SCALE: 1"=30' VERTICAL SCALE: 1 "=10' Publish Date: 01/20/17 1 User: S.Stavinoha Filepath: \\ashevillel\asheville\Projects\Givens Highland Farms\16ac Site Development Phase 3\CADD\STREAM REST-16ac Site Development Phase 3.dgn kZANCHOR Figure #4 0 -EA Proposed Stream Channel - Profile Anchor QEA of North Carolina, PLLC NC Firm License No. P-1649 Meadowmont at Givens Highland Farms -Phase 3 Black Mountain, Buncombe County, NC