20181707 Ver 1_UNC_OEC_Nov2018_20181213

NOV 8, 2018Outdoor Education Center Pond RetrofitPO BOX 2294 LIC # C1842KERNERSVILLE, NC 27284OFFICE: [phone] jewellengineering.proSHEET NO.18-206-008625 S LAKESIDE DR. LIC # P1133RALEIGH, NC 27606(919) 960-1552 kbeng.orgPRELIMINARYNOT FORCONSTRUCTION17-18069-011.0SHEET INDEXSHEET DESCRIPTION1.0COVER SHEET & VICINITY MAPEROSION & SEDIMENT CONTROL PLAN1.1NOTES, ABBREVIATIONS, AND LEGEND3.03.15.05.1POND RETROFIT GRADING PLANPARKING LOT OUTLET PLANEXISTING CONDITIONS2.0-2.16.07.0STREAM RESTORATION PLANPOND RETROFIT SCHEMATIC PLANEROSION & SEDIMENT CONTROL DETAILS4.0DEMOLITION PLANVICINITY MAP - NOT TO SCALEPROJECT LOCATION - NOT TO SCALE5.2POND RETROFIT PLANTING PLAN5.3POND RETROFIT DETAILSProject Location & Sheet Index7.1STREAM RESTORATION PLANTING
NOV 8, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
1.1Notes, Abbreviations and Legend
STANDARD SITE ABBREVIATIONS
DEFINITION OF TERMS:
CONTACT PHONE NUMBERS:
BEFORE YOU DIG!
CONTACT ONE-CALL CENTER
1-800-632-4949 OR 811
ROADWAY SIGN
FLOW VALVE
PHONE PED.
LIGHT POLE
TREE LINE
POWER POLE
GW GUY WIRE
FENCE AS NOTED
GUARD RAIL
EXISTING CONTOUR WITH ELEVATION
EDGE OF PAVEMENT
EDGE OF CONCRETE
CONCRETE
DECIDUOUS TREE
LP
T
PPCPCONTROL POINT
BUILDING OUTLINE
CONIFEROUS TREE
WOOD FENCE
RIP RAP
BOUNDARY LINE
BOUNDARY CORNER
FOUND AS NOTED
TEMPORARY SILT FENCE
LIMITS OF DISTURBANCE
TEMPORARY PROTECTION FENCE
LEGEND
PROPOSED CONTOUR WITH ELEVATION170
AND UNC UTILITY LOCATE
AT 919-962-8394
OVERHEAD ELECTRICAL
NOV 8, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
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CONSTRUCTION
17-18069-01
Site Layout 2.0
COPYRIGHT © BALLENTINE ASSOCIATES, P.A.
THIS DOCUMENT IS THE PROPERTY OF BALLENTINE
ASSOCIATES, P.A. ALL RIGHTS RESERVED. ANY
REPRODUCTION OF THIS DOCUMENT OR POSSESSION
WITHOUT PRIOR PERMISSION OF BALLENTINE
ASSOCIATES, P.A. WILL BE SUBJECT TO LEGAL ACTION.GRAPHIC SCALE1 inch = 20 ft.
NOV 8, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
3.0Erosion and Sediment Control Plan
EROSION CONTROL NOTES:
1.CONTACT UNC EHS AT [phone] OR [phone] TO SCHEDULE AND
HOLD A PRE-CONSTRUCTION MEETING BEFORE INSTALLATION OF ESC
MEASURES AND AGAIN ONCE ESC MEASURES ARE IN PLACE.
2.THE CONTRACTOR SHALL COMPLY WITH ALL APPLICABLE PROVISIONS OF THE
NORTH CAROLINA SEDIMENTATION CONTROL ACT OF 1973. CONTRACTOR
SHALL COMPLY WITH THE UNC ESH EROSION AND SEDIMENTATION CONTROL
GUIDELINES FOR CONSTRUCTION PROJECTS. THESE SPECIFICATIONS ARE
GENERALLY MORE STRINGENT THAN THE SPECIFICATIONS OUTLINED IN THE
STATE GUIDELINES.
3.FOR APPLICATIONS NOT SPECIFIED IN THE UNC EHS EROSION AND
SEDIMENTATION CONTROL GUIDELINES FOR CONSTRUCTION PROJECTS,
CONTRACTOR SHALL INSTALL ALL EROSION AND SEDIMENT CONTROL
MEASURES AND DEVICES ACCORDING TO THE STANDARDS AND SPECIFICATIONS
OF THE NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY AND
APPLICABLE STATE AND LOCAL LAWS AND ORDINANCES. CONTRACTOR SHALL
PREVENT STANDING WATER WITHIN PROJECT LIMITS.
4.PERMITS HAVE BEEN/WILL BE OBTAINED FROM NCDEQ AND THE US ARMY
CORPS OF ENGINEERS FOR THIS PROJECT. CONTRACTOR SHALL COMPLY WITH
ALL PERMIT CONDITIONS.
5.CONTRACTOR SHALL INSPECT SITE AT LEAST WEEKLY AND AFTER EACH 0.5"
RAIN EVENT AND REPAIR VISIBLE EROSION. CONTRACTOR SHALL REPAIR AND
REPLACE EROSION CONTROL DEVICES AS NECESSARY. CONTRACTOR SHALL
MAINTAIN INSPECTION RECORDS AND RAIN GAUGE ON SITE.
6.CONTRACTOR SHALL INSPECT THE PROJECT AFTER EACH OF THE FOLLOWING
PHASES AND DOCUMENT THE INSPECTION IN WRITING:
A.INSTALLATION OF PERIMETER EROSION AND SEDIMENT CONTROL
MEASURES;
B.CLEARING AND GRUBBING OF EXISTING GROUND COVER;
C.COMPLETION OF ANY PHASE OF GRADING OF SLOPES OR FILLS;
D.INSTALLATION OF STORM DRAINAGE FACILITIES;
E.COMPLETION OF CONSTRUCTION OR DEVELOPMENT;
F.ESTABLISHMENT OF PERMANENT GROUND COVER SUFFICIENT TO
RESTRAIN EROSION.
7.CONTRACTOR SHALL INSTALL ALL TEMPORARY EROSION CONTROL DEVICES
WITHIN THE PROJECT AREA AS INDICATED ON THE PLANS PRIOR TO CLEARING,
DEMOLITION, GRADING, AND/OR CONSTRUCTION. IF ADDITIONAL
STAGING/STOCKPILE AREA IS REQUIRED, THE AREA MUST BE APPROVED BY THE
ENGINEER AND SILT FENCE MUST BE INSTALLED BEFORE USE.
8.ANY LAND CLEARING, CONSTRUCTION, OR DEVELOPMENT INVOLVING THE
MOVEMENT OF EARTH SHALL BE IN ACCORDANCE WITH THE APPROVED ESC
PLAN. THE SUPERINTENDENT IN-CHARGE OR CONTRACTOR SHALL BE ON SITE
ON ALL DAYS WHEN CONSTRUCTION OR GRADING ACTIVITY TAKES PLACE.
9.CONTRACTOR SHALL ENSURE THAT DRAINAGE IS DIRECTED INTO TEMPORARY
SEDIMENT DEVICES THROUGHOUT THE CONSTRUCTION PERIOD.
10.AS EACH PORTION OF CONSTRUCTION IS COMPLETE, CONTRACTOR SHALL
INSTALL PERMANENT STABILIZATION. AT END OF PROJECT, WHEN AUTHORIZED
BY THE ENGINEER, CONTRACTOR SHALL REMOVE ALL TEMPORARY EROSION
CONTROL MEASURES, INSTALL PERMANENT STABILIZATION, AND RESTORE THE
SITE AS SHOWN ON PLANS, OR AS CLOSELY AS POSSIBLE TO ORIGINAL
CONDITIONS.
11.CONTRACTOR SHALL PROVIDE SOIL STABILIZATION FOR ALL DISTURBED AREAS
BASED ON TIME FRAMES SHOWN ON STABILIZATION TIME FRAME CHART
WITHIN THE SPECIFIED CALENDAR DAYS FROM THE LAST LAND-DISTURBING
ACTIVITY. AREAS THAT WILL BE UNWORKED FOR MORE THAN 7 OR 14 DAYS
MUST BE STABILIZED USING MULCH, PLASTIC SHEETING, OR AN EROSION
CONTROL BLANKET. AREAS THAT WILL BE UNWORKED FOR MORE THAN 14
DAYS MUST BE SEEDED, TACKED, AND MULCHED.
12.ROLLED EROSION CONTROL PRODUCTS, SUCH AS NETS, BLANKETS, OR MATS,
MUST BE FREE OF PLASTIC OR SYNTHETIC MATERIALS, EVEN IF LABELED
"BIODEGRADABLE" OR "PHOTODEGRADABLE". THESE PRODUCTS MUST BE
MADE WITH NATURAL FIBERS.
13.CONTRACTOR SHALL BE RESPONSIBLE FOR THE ACCOMMODATION AND
MAINTENANCE OF BASE AND STORM FLOWS IN ALL AREAS OF THE PROJECT
SITE THROUGHOUT THE CONSTRUCTION PERIOD.
14.CONTRACTOR SHALL TAKE APPROPRIATE MEASURES TO PREVENT SEDIMENT
FROM LEAVING SITE. STREETS AND PAVED PARKING AREAS SHALL BE SWEPT
REGULARLY USING A DRY METHOD TO KEEP THE TRACKED SEDIMENT FROM
ENTERING THE STORM DRAINS AND STREAM.
15.DE-WATERING OF STRUCTURES WITH SEDIMENT-LADEN WATER DIRECTLY TO
STREAMS OR STORM DRAINAGE SYSTEM IS PROHIBITED. THE CONTRACTOR
SHALL TAKE APPROPRIATE ACTION TO ENSURE THAT SUCH PROHIBITED
ACTIVITIES DO NOT OCCUR.
16.PERMANENT GROUND COVER IS REQUIRED ON ALL DISTURBED AREAS OF THE
CONTRACT. MULCHING SHALL BE PROVIDED FOR ALL AREAS REQUIRING
SEEDING.
17.WHEN VEGETATION IS ESTABLISHED, CONTRACTOR SHALL CALL FOR FINAL SITE
INSPECTION BY THE ENGINEER.
SITE AREA DESCRIPTION
PERIMETER DIKES, SWALES, DITCHES, SLOPES
HIGH QUALITY WATER (HQW) ZONES
SLOPES GREATER THAN 3:1
SLOPES 3:1 OR FLATTER
ALL OTHER AREAS WITH SLOPES FLATTER THAN 4:1
TIMEFRAME
7 DAYS
7 DAYS
7 DAYS
14 DAYS
14 DAYS
TIMEFRAME EXCEPTIONS
NONE
NONE
IF SLOPES ARE 10' OR LESS IN LENGTH AND ARE NOT
STEEPER THAN 2:1, 14 DAYS ARE ALLOWED.
7 DAYS FOR SLOPES GREATER THAN 50' IN LENGTH
NONE, EXCEPT FOR PERMIETERS AND HQW ZONES.
STABILIZATION TIMEFRAMES
LIMITS OF DISTURBANCE
TOTAL AREA = 2.1 ACRES
SUGGESTED CONSTRUCTION SEQUENCE FOR POND RETROFIT:
ROADWAY SIGN
FLOW VALVE
PHONE PED.
LIGHT POLE
TREE LINE
POWER POLE
GW GUY WIRE
FENCE AS NOTED
GUARD RAIL
EXISTING CONTOUR
EDGE OF PAVEMENT
EDGE OF CONCRETE
CONCRETE
LP
T
PPCPCONTROL POINT
TREE
WOOD FENCE
RIP RAP
BOUNDARY LINE
BOUNDARY CORNER
FOUND AS NOTED
TEMPORARY SILT FENCE
LIMITS OF DISTURBANCE
TEMP PROTECTION FENCE
LEGEND
OVERHEAD ELECTRICAL
CROSS-SECTION
FOLLOWING DIMENSIONS:
GREEN ECO-STAKE OR APPROVED EQUAL WITH THE
THE WOOD STAKE SHALL BE THE NORTH AMERICAN
12.00 IN (30.48 CM)
0.40 IN (1.02 CM)
0.60 IN (1.52 CM) (TAPERED TO POINT)
0.40 IN (1.02 CM)
1.25 IN (3.18 CM)
11.00 IN (27.94 CM)
TOTAL LENGTH
LEG THICKNESS
LEG WIDTH
HEAD WIDTH
LEG LENGTH
HEAD THICKNESS
TYPICAL TRENCH STAKE
2'
2"
PLAN VIEW
EROSION CONTROL MATTING NOTES
1.BANKS SHALL BE SEEDED (PERMANENT & TEMPORARY) PRIOR TO
PLACEMENT OF MATTING.
2. WOODEN STAKES SHALL BE PLACED IN A DIAMOND SHAPE PATTERN
PER THE PLAN VIEW.
3. TRENCH STAKES AND WOOD STAKES SHALL BE PLACED A MAXIMUM
DISTANCE APART OF 3'.
4.EROSION CONTROL MATTING (ECM) SHOULD BE USED TO AID
PERMANENT VEGETATED
STABILIZATION OF SLOPES 2:1 OR AREAS SPECIFIED IN THE PLANS.
5.ECM SHOULD BE USED WHEN MULCH CANNOT BE ADEQUATELY TACKED
AND WHERE
IMMEDIATE GROUND COVER IS REQUIRED TO PREVENT EROSION
DAMAGE.
6.6” MINIMUM OVERLAP IN THE HORIZONTAL
EROSION CONTROL MATTING MAINTENANCE NOTES
1.INSPECT ECM AT LEAST WEEKLY AND AFTER EACH SIGNIFICANT (1/2
INCH OR GREATER)
RAINFALL EVENT. REPAIR IMMEDIATELY.
2.GOOD CONTACT WITH THE GROUND MUST BE MAINTAINED, AND
EROSION MUST NOT
OCCUR BENEATH THE ECM.
3.ANY AREAS OF THE ECM THAT ARE DAMAGED OR NOT IN CLOSE
CONTACT WITH THE
GROUND SHALL BE REPAIRED AND STAPLED.
4.IF EROSION OCCURS DUE TO POORLY CONTROLLED DRAINAGE, THE
PROBLEM SHALL
BE FIXED AND THE ERODED AREA PROTECTED.
5.MONITOR AND REPAIR THE ECM AS NECESSARY UNTIL GROUND COVER
IS ESTABLISHED.
BOTTOM OF CHANNEL
EROSION CONTROL MATTING SHALL BE
PLACED IN 12 INCH DEEP TRENCH, STAKED,
BACKFILLED AND COMPACTED
TOE OF SLOPE
WOOD STAKE
TOP OF STREAMBANK
EROSION CONTROL MATTING SHALL BE
PLACED IN 12 INCH DEEP TRENCH, STAKED,
BACKFILLED AND COMPACTED
2' TRENCH
STAKE WITH
NAIL
2' TRENCH
STAKE WITH
NAIL
TRENCH
TOP OF BANK
WOOD STAKE
TRENCH
TOP OF BANK
TOE OF SLOPE
EROSION CONTROL
MATTING TO BE EXTENDED
TO TRENCH AT TOE OF SLOPE
EROSION CONTROL MATTING
NOTES:FLOW
SEQUENCE OF CONSTRUCTION FOR TYPICAL PUMP AROUND
PUMP AROUND PUMP BASEFLOW
IMPERVIOUS SHEET
IMPERVIOUS DIKE
1. EXCAVATION SHALL BE PERFORMED IN ONLY DRY SECTIONS OF
CHANNEL OR POND.
2. IMPERVIOUS DIKES SHOULD BE USED TO ISOLATE WORK AREAS FROM
FLOW.
3. THE CONTRACTOR SHALL NOT DISTURB MORE AREA THAN CAN BE
STABILIZED IN ONE WORKING DAY.
4. THE PUMP AROUND PUMP SHOULD ADEQUATELY CONVEY FLOWS FROM
36" RCP AND SPRING AREA.
5. PROVIDE STABILIZED OUTLET TO STREAM BANK.
FILTER FABRIC
FOR DRAINAGE
TYPE 2
(NON-WOVEN)
SPECIAL STILLING BASIN
EXISTING
GROUND
EXISTING
CHANNEL/
POND AREA
TEMPORARY
FLEXIBLE
HOSE
SPECIAL STILLING BASIN
(SEE PROJECT SPECIAL
PROVISIONS)
DEWATERING PUMP
IMPERVIOUS DIKE (SEE
PROJECT SPECIAL
PROVISIONS)
TEMPORARY
PIPING
IMPERVIOUS
DIKE (SEE
PROJECT
SPECIAL
PROVISIONS)
SANDBAG/STONE
WORKING
AREA
TOP OF STREAM BANK
1. INSTALL SPECIAL STILLING BASINS AT THE DOWNSTREAM END OF THE
DESIGNATED PROJECT WORKING AREA.
2. THE CONTRACTOR WILL INSTALL THE PUMP AROUND PUMP AND THE
TEMPORARY PIPING THAT WILL CONVEY THE BASE FLOW FROM UPSTREAM
OF THE WORK SITE.
3. INSTALL UPSTREAM IMPERVIOUS DIKE AND BEGIN PUMPING OPERATIONS
FOR FLOW DIVERSION.
4. INSTALL THE DOWNSTREAM IMPERVIOUS DIKE AND PUMPING APPARATUS
IF NEEDED TO DEWATER THE ENTRAPPED AREA. THE PUMP AND HOSE FOR
THIS PURPOSE SHALL BE OF SUFFICIENT SIZE TO DEWATER THE WORK
AREA. THIS WATER WILL FLOW INTO A SPECIAL STILLING BASIN.
5. THE CONTRACTOR WILL PERFORM STREAM RESTORATION AND POND
RETROFIT WORK IN ACCORDANCE WITH THE PLAN AND FOLLOWING THE
GENERAL CONSTRUCTION SEQUENCE.
6. THE CONTRACTOR WILL EXCAVATE ANY ACCUMULATED SILT AND
DEWATER BEFORE REMOVAL OF THE IMPERVIOUS DIKE. REMOVE
IMPERVIOUS DIKES, PUMPS, AND TEMPORARY FLEXIBLE HOSE/PIPING
STARTING WITH THE DOWNSTREAM DIKE FIRST.
7. ONCE THE WORKING AREA IS COMPLETED, REMOVE THE STILLING BASINS
AND STABILIZE DISTURBED AREAS WITH SEED AND MULCH.
12" MIN. CLASS A STONE
FLOW
EXISTING RIPRAP IN CHANNEL
DOWNSTREAM OF POND
PROVIDE STABILIZED
OUTLET TO STREAM
BANK
TYPICAL PUMP AROUND OPERATION
4'-10"
FINISHED GRADE
WIRE OR ZIP TIES TO SECURE
SAFETY FENCE TO POST
STAKES: 66" T-POST DRIVEN 18"
BELOW GRADE
48" HIGH DENSITY ORANGE
POLYETHYLENE SAFETY FENCE
STAKE SPACING
12' ON CENTER
TEMPORARY PROTECTION FENCE
UNC DRIVEWAY
EXISTING GROUND
25' MIN.18' MIN.6" MIN.TYPE II FILTER FABRIC
UNDER 2"-3" COURSEAGGREGATE
25' MIN.
EXISTING UNC DRIVEWAY
NOTES:
1.A STABILIZED ENTRANCE PAD OF 2"-3" COURSE AGGREGATE SHALL BE LOCATED WHERE TRAFFIC
WILL ENTER OR LEAVE THE CONSTRUCTION SITE ONTO AN ENTRANCE DRIVEWAY.
2.FILTER FABRIC OR COMPACTED CRUSHER RUN STONE SHALL BE USED AS A BASE FOR THE
CONSTRUCTION ENTRANCE.
3.THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING OR FLOWING
OF SEDIMENT ONTO EXISTING PAVEMENT. THIS MAY REQUIRE PERIODIC TOP DRESSING WITH
ADDITIONAL STONE AS CONDITIONS WARRANT AND REPAIR OR CLEANOUT OF ANY MEASURES USED
TO TRAP SEDIMENT.
4.ANY SEDIMENT SPILLED, DROPPED, WASHED, OR TRACKED ONTO PUBLIC STREETS MUST BE SWEPT
AND REMOVED IMMEDIATELY.
5.WHEN APPROPRIATE, WHEELS MUST BE CLEANED TO REMOVE SEDIMENT PRIOR TO ENTERING A
PUBLIC STREET. WHEN WASHING IS REQUIRED, IT SHALL BE DONE IN AN AREA STABILIZED WITH
CRUSHED STONE WHICH DRAINS INTO AN APPROVED SEDIMENT BASIN.
6.NCDOT MAY REQUIRE A STANDARD COMMERCIAL DRIVEWAY (STD. 10.24 & 10.25) TO ACCESS THE
CONSTRUCTION SITE IF THE DRIVEWAY IS ON A THOROUGHFARE.
CONSTRUCTION ENTRANCE
WHERE ENTRANCE IS ON
NATURAL GROUND
FILL
SL
O
P
E
FLOW
TEMPORARY SILT FENCE NOTES:
1.FILTER FABRIC FENCE SHALL BE A MINIMUM OF 32" IN WIDTH AND SHALL HAVE A MINIMUM OF 6 LINE WIRES WITH 12" STAY
SPACING.
2.WOVEN FILTER FABRIC TO BE USED WHERE SILT FENCE IS TO REMAIN FOR A PERIOD OF MORE THAN 30 DAYS.
3.STEEL POSTS SHALL BE 5'-0" IN HEIGHT AND BE OF THE SELF-FASTENER ANGLE STEEL TYPE.
4.TURN SILT FENCE UP SLOPE AT ENDS.
5.DRAINAGE AREA CAN NOT BE GREATER THAN 1/4 ACRE PER 100 FT OF FENCE.
6.SLOPE LENGTHS CAN NOT EXCEED CRITERIA SHOWN IN TABLE 6.62A NORTH CAROLINA EROSION AND SEDIMENT CONTROL
PLANNING AND DESIGN MANUAL.
7.DO NOT INSTALL SEDIMENT FENCE ACROSS STREAMS, DITCHES, WATERWAYS OR OTHER AREAS OF CONCENTRATED FLOW.
8.INSTALL POSTS WITH THE NIPPLES FACING AWAY FROM THE SILT FENCE.
9.ATTACH THE FABRIC TO EACH POST WITH THREE TIES WITH THE TOP TIE WITHIN 8” OF THE TOP OF THE FABRIC.
10.WRAP APPROXIMATELY 6 INCHES OF FABRIC AROUND THE END POSTS AND SECURE WITH 3 TIES.
11.CONSTRUCT THE FILTER FABRIC FROM A CONTINUOUS ROLL CUT TO THE LENGTH OF THE BARRIER TO AVOID JOINTS. WHEN
JOINTS ARE NECESSARY, SECURELY FASTEN THE FILTER CLOTH ONLY AT A SUPPORT POST WITH 4 FEET MINIMUM OVERLAP TO
THE NEXT POST.
TEMPORARY SILT FENCE MAINTENANCE NOTES:
1.INSPECT SEDIMENT FENCES AT LEAST ONCE A WEEK AND AFTER EACH RAINFALL. MAKE ANY REQUIRED REPAIRS IMMEDIATELY.
2.SHOULD THE FABRIC OF THE SEDIMENT FENCE COLLAPSE, TEAR, DECOMPOSE OR BECOME INEFFECTIVE, REPLACE IT PROMPTLY.
3.REMOVE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE ADEQUATE STORAGE VOLUME FOR THE NEXT RAIN AND TO REDUCE
PRESSURE ON THE FENCE. TAKE CARE TO AVOID UNDERMINING THE FENCE DURING CLEANOUT.
4.REMOVE ALL FENCING MATERIALS AND UNSTABLE SEDIMENT DEPOSITS AND BRING THE AREA TO GRADE AND STABILIZE IT
AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY STABILIZED.
STEEL POST
8' MAX
2'-0"STEEL POST
WOVEN FILTER FABRIC
30" MIN24" FILTER FABRICANCHOR SKIRT
8" MINIMUM
TEMPORARY SILT FENCE
UNDISTURBED
GROUNDWIDTH VARIES - SEE PLANS - 12' TYPICAL
NOTES:
1.CONTRACTOR SHALL COORDINATE WITH UNC GROUNDS FOR
HARDWOOD MATS INSTALLATION.
2.HARDWOOD MATS TO BE INSTALLED BY UNC GROUNDS AS SHOWN
ON THE CONTRACT DOCUMENTS OR AS DIRECTED BY THE ENGINEER.
3.ACCESS ROUTES TO BE VERIFIED BY THE ENGINEER AT THE
EROSION AND SEDIMENT CONTROL MEETING. REVISIONS TO THE
ALIGNMENT THAT MINIMIZE TREE DISTRUBANCE ARE ENCOURAGED,
AND REQUIRE REVIEW AND APPROVAL BY THE ENGINEER.
4.THE CONTRACTOR SHALL ENSURE THAT EQUIPMENT IS KEPT ON
MATS AT ALL TIMES WHERE MATS ARE PRESENT.
5.UPON COMPLETION OF PROJECT, SHREDDED HARDWOOD BARK
MULCH SHALL BE SPREAD TO A MAXIMUM DEPTH OF 3".
HARDWOOD MAT DETAIL - CROSS SECTIONLODLODMIN 6" THICK 3-PLY
HARDWOOD LAMINATED
CONSTRUCTION MAT OR
EQUIVALENT 6" MIN THICK LAYER
OF SHREDDED
HARDWOOD BARK MULCH
REPLINISHED AS NEEDED
DURING THE
CONSTRUCTION PERIOD
INLET PROTECTION DETAIL
NOV 8, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
Erosion & Sediment Control Details 3.1
NOV 8, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
Demolition 4.0
OCT 15, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
Pond Retrofit Schematic Plan 5.0
OCT 15, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
Pond Retrofit Grading Plan 5.1
TREE PLANTING AND GUYING
OCT 15, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
Pond Retrofit Planting Plan 5.2
LEGEND
Feet
0 20 40
PIPE INVERT/
FLOOR OF STRUCTURE
ELEV=321.0 SEE FLASHBOARD
DETAIL 3/5.3
POND OUTLET HEADWALL WITH FLASHBOARD
NOTES
1.SUBMITTAL DRAWINGS FOR PRECAST
STRUCTURE ARE REQUIRED.
2.DIMENSIONS ARE BASED ON A SKETCH
FROM OLDCASTLE PRECAST.
3.DESIGN IN ACCORDANCE WITH NCDOT
STANDARD DRAWING 838.80, MODIFIED
FOR DOUBLE BARREL APPLICATION.
VIEW A VIEW B
PLAN VIEW
STRUCTURE FOR 2 - 42" RCP
2' HIGH FRONT WALL TO FUNCTION
AS A WEIR WITH A 3' OPENING.
SIDES OF OPENING TO BE GROOVED
TO ACCOMODATE FLASHBOARD.
6"
12"
6" FLOOR
6" STEM
3'-8"
6'-8"
12"
6"19.4'
13.5'
13.5'
20.5"
3'-4"
45°
FLASHBOARD DETAIL
WOODEN FLASHBOARDS TO BE
INSTALLED, INCLUDING ONE WITH
A 2-1/2" PVC PIPE SEALED IN
A HOLE IN THE FLASHBOARD,
WITH A DOWNTURNED 90-DEGREE
ELBOW EXTENSION ATTACHED.
ELEVATION OF THE BOTTOM OF THE
FLASHBOARD HOLE/PVC PIPE TO BE
9 INCHES ABOVE BOTTOM OF FLOOR
OF HEADWALL/WEIR STRUCTURE.
VIEWING PLATFORM PROFILE
VIEWING PLATFORM
VIEWING PLATFORM
SECTION A-A
SECTION B-B
NOTES
1.STRUCTURAL DESIGN IS YET TO BE
DEVELOPED AND WILL INCLUDE PIER
SUPPORT LOCATIONS AND DIMENSIONS,
DETAILS FOR DECK AND RAILS.
2.FIVE-FOOT CLEARANCE WIDTH BETWEEN
HAND RAILS TO BE PROVIDED.
MIRAFI N-SERIES OR
SCHEDULE 40 PVC
DRAINAGE AGGREGATE OR CRUSHED GRAVEL
FW-SERIES FILTER FABRIC
PERFORATED PIPE
FRENCH DRAIN FOR NATURAL SPRING
4" DIA MIN
COMPACTED
EARTH
GRAVEL PATH
4" COMPACTED ABC AT
WIDTH OF EXISTING TRAIL
SEDIMENT PATH
AT LEAST 10' WIDTH 3:1
O
R

F
L
A
T
T
E
R
3:1 OR

F
L
A
T
T
E
R
NATURAL
GROUND
18" MAX DEPTH
EXCAVATED SEDIMENT TO BE PLACED
ALONG PATH SHOWN ON SHEET 3.0 TO
PROVIDE A VEGETATED PEDESTRIAN
WALKWAY AT LEAST TO THE ZIPLINE
PLATFORM. ADDITIONAL LENGTH AND
WIDTH MAY BE ADDED WITH ENGINEER
APPROVAL IF ADDITIONAL AREA IS NEEDED
FOR RELOCATING POND SEDIMENTS, UP
TO A MAXIMUM DEPTH OF 18". UP TO 10-4"
PVC PIPES UNDER TRAIL MAY NEED TO BE
INSTALLED IN LOW AREAS TO CONVEY
FLOWS FROM FORESTED AREA UNDER THE
TRAIL.
PIPE INVERT/
FLOOR OF STRUCTURE
ELEV=320.8
POND OUTLET ENDWALL
NOTES
1.SUBMITTAL DRAWINGS FOR PRECAST
STRUCTURE ARE REQUIRED.
2.DIMENSIONS ARE BASED ON A SKETCH
FROM OLDCASTLE PRECAST FOR DESIGN
IN ACCORDANCE WITH NCDOT STANDARD
DRAWING 838.80, MODIFIED FOR DOUBLE
BARREL APPLICATION.
VIEW A VIEW B
PLAN VIEW
STRUCTURE FOR 2 - 42" RCP
6"
12"
6" FLOOR
6" STEM
3'-8"
6'-8"
12"
6"19.4'
13.5'
13.5'
20.5"
3'-4"
45°
OUTLET PROFILE
MINIMUM 1-FOOT
DEPTH OF FILL
OVER PIPES
SECTION A-A EXISTING 36" RCP
INV AT END OF FES = 326.55 FT
REPLACE IN-KIND
EXISTING HEADWALL
LENGTH =~ 26 LF.
APPROXIMATE
FINISHED GRADE IN
FRONT OF WALL
POND INLET HEADWALL
NOTES
1.SUBMITTAL DRAWINGS FOR PRECAST
STRUCTURE ARE REQUIRED.
NOV 8, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01
Pond Retrofit Details 5.3
OCT 15, 2018Outdoor Education Center Pond RetrofitPO BOX 2294 LIC # C1842KERNERSVILLE, NC 27284OFFICE: [phone] jewellengineering.proSHEET NO.18-206-008625 S LAKESIDE DR. LIC # P1133RALEIGH, NC 27606(919) 960-1552 kbeng.orgPRELIMINARYNOT FORCONSTRUCTION17-18069-01Parking Lot Outlet Plan6.0Feet02040Feet0510
OCT 12, 2018Outdoor Education Center Pond RetrofitPO BOX 2294 LIC # C1842KERNERSVILLE, NC 27284OFFICE: [phone] jewellengineering.proSHEET NO.18-206-008625 S LAKESIDE DR. LIC # P1133RALEIGH, NC 27606(919) 960-1552 kbeng.orgPRELIMINARYNOT FORCONSTRUCTION17-18069-01Feet0510Feet0510Stream Restoration Plan7.0
LIVE STAKE
LIVE STAKE DETAIL
PLAN VIEW
CROSS-SECTION
TOP OF STREAMBANK
2.1'
1' MAX
3.0'
ANGLE CUT TO
45 DEGRESS
LIVE CUTTING
0.5" - 2" DIA
BUDS FACING UPWARD
SQUARE CUT TOP
30" IN LENGTH
MINIMUM
TOP OF
STREAMBANKTOP OF
STREAMBANK
TOE OF SLOPE
TOE OF SLOPE
SLOPE BANK PER
PLAN SHEETS
2'-3' BETWEEN STAKES,
DEPENDING ON LOCATION,
SEE NOTE 7 BELOW
1' MAX
TREE PLANTING AND GUYING
LEGEND
Feet
0 5 10
OCT 15, 2018
Outdoor Education Center Pond Retrofit
PO BOX 2294 LIC # C1842
KERNERSVILLE, NC 27284
OFFICE: [phone] jewellengineering.pro
SHEET NO.
18-206-008 625 S LAKESIDE DR. LIC # P1133
RALEIGH, NC 27606
[phone] kbeng.org
PRELIMINARY
NOT FOR
CONSTRUCTION
17-18069-01 Stream Restoration Planting 7.1