SW5240601_Plansheet - Misc. Detail_20241024

TOP OF SILT •
FENCE MUST BE
9~ 8' MAX STANDARD STRENGTH FABRIC WITH WIRE FENCE; INSTALLATION SPECIFICATIONS: AT LEAST 1'ABOVE
W=W 6' MAX EXTRA STRENGTH FABRIC WITHOUT WIRE FENCE THE TOP OF THE
n� 100' MIN. 1. THE BASE OF BOTH END POSTS SHOULD BE AT LEAST ON FOOT HIGHER THAN THE MIDDLE OF THE WASHED STONE. 4' MIN. SILT FENCE
FENCE. CHECK WITH A LEVEL IF NECESSARY. ��
W=
maa
Z z Q 2. INSTALL POSTS 4 FEET APART IN CRITICAL AREAS AND 6 FEET APART ON STANDARD _ •
z
°°( APPLICATIONS.
25' OR WIDTH OF STEEL
�°°
z 2"-3" MIN. PROPOSED STREET POST �� - 3. INSTALL POSTS 2 FEET DEEP ON THE DOWNSTREAM SIDE OF THE SILT FENCE, AND AS CLOSE AS 1937
W EXISTING
i o COARSE AGGREGATE OR DRIVEWAY, ' POSSIBLE TO THE FABRIC ENABLING POSTS TO SUPPORT THE FABRIC FROM UPSTREAM WATER
ROADWAY i PLASTIC
(CLASS 'A' RIP RAP) WHICHEVER IS r .. WIRE PRESSURE. - - - 18" MINIMUM
_ - -
GREATER. --
"' TIES 4. INSTALL POSTS WITH THE NIPPLES FACING AWAY FROM THE SILT FABRIC. z 1 _ HEIGHT OF
5. ATTACH THE FABRIC TO EACH POST WITH THREE TIES, ALL SPACED WITHIN THE TOP 8 INCHES OF - - STONE
E WIRE 18, .24 __ _ __ +h
THE FABRIC. ATTACH EACH TIE DIAGONALLY 45 DEGREES THROUGH THE FABRIC, WITH EACH _ N rll I r I i n
_ ---
PLAN NEW CONSTRUCTION FENCE PUNCTURE AT LEAST 1 INCH VERTICALLY APART. ALSO, EACH TIE SHOULD BE POSITIONED TO HARDWARE CLOTH Carolina
�
EXISTING NATURAL GROUND HANG ON A POST NIPPLE WHEN TIGHTENED TO PREVENT SAGGING. Bureau
��
ROADWAY 85' MIN. 15' MIN. 6. WRAP APPROXIMATELY 6 INCHES OF FABRIC AROUND THE END POSTS AND SECURE WITH 3 TIES. II State �i
6" 12" MIN. ' 7. NO MORE THAN 24 INCHES OF A 36 INCH FABRIC IS ALLOWED ABOVE GROUND LEVEL. FRONT VIEW �� BURY WIRE FENCE Investigations
MIN. 8" DOWN &4" FORWARD 8. THE INSTALLATION SHOULD BE CHECKED AND CORRECTED FOR ANY DEVIATIONS BEFORE U FILTER FABRIC,
AND HARDWARE
/ 6" MIN. �'\///\//\/�`' \//�\�/\ \/�/ ALONG THE TRENCH COMPACTION. CLOTH IN TRENCH
\l,\l FILTER
9. COMPACTION IS VITALLY IMPORTANT FOR EFFECTIVE RESULTS. COMPACT THE SOIL IMMEDIATELY
CROSS SECTION FABRIC NEXT TO THE SILT FENCE WITH THE FRONT WHEEL OF THE TRACTOR, SKID STEER, OR ROLLER STEEL FENCE POST SET MAX 2'
Li EXERTING AT LEAST 60 POUNDS PER SQUARE INCH. COMPACT THE UPSTREAM SIDE FIRST, AND APART MIN. 18" INTO SOLID GROUND
THEN EACH SIDE TWICE FOR A TOTAL OF FOUR TRIPS.
NOTES:
10. TREE PROTECTION SIGNS ARE TO BE PLACED EVERY 50-FT AND FENCE MUST REMAIN UNTIL
CONSTRUCTION NOTES: CLOSEOUT OF PROJECT. 1. INSTALL SILT FENCE PER STD. SILT FENCE DETAIL.
1. ENTRANCE(S) SHALL BE LOCATED TO PROVIDE MAXIMUM UTILITY BY ALL CONSTRUCTION VEHICLES. 2. LOCATE REINFORCED OUTLET AT LOW POINTS OF STEEL FENCE POST
WIRE FENCE SILT FENCE BARRIER.
2. TURNING RADIUS SUFFICIENT TO ACCOMMODATE LARGE TRUCKS SHALL BE PROVIDED. 3. PLACE RIP RAP WITH CARE. DO NOT TEAR SILT WIRE FENCE
3. ENTRANCES MUST BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING OR DIRECT FILTER FABRIC FENCE FABRIC.
16"x12' SIGN MAINTENANCE: HARDWARE CLOTH
FLOW OF MUD ONTO STREETS. PERIODIC TOPDRESSING WITH STONE WILL BE NECESSARY. 421 N HARRINGTON STREET SUITE 700
BACKFILL TRENCH AND TREE 1" BLOCK LETTERS
CONTRACTOR SHALL MAINTAIN AS NECESSARY. BLACK LETTERS ON WHITE 1. INSPECT SEDIMENT FENCES AT LEAST ONCE A WEEK AND AFTER EACH RAINFALL. MAKE ANY RALEIGH, NORTH CAROLINA 27603
COMPACT THOROUGHLY CONSERVATION MAINTENANCE NOTES: °�, gap
4. ANY MATERIAL WHICH STILL MAKES IT ONTO THE ROAD MUST BE CLEANED UP IMMEDIATELY. STEEL POST NATURAL AREA BACKGROUND REQUIRED REPAIRS IMMEDIATELY. ob cP'0 TEL. [phone] FAX. [phone]
1/4" BLACK BORDER 1. REMOVE SEDIMENT DEPOSITS AS NECESSARY FILTER OF 1" DIAMETER ° 4 8°0cp
°o o ' WWW.LS3P.COM
5. FREQUENT CHECKS OF THE ENTRANCE(S) AND TIMELY MAINTENANCE SHALL BE PROVIDED. GROUND ALL WEATHER MEDIA 2. SHOULD THE FABRIC OF A SEDIMENT FENCE COLLAPSE, TEAR, DECOMPOSE, OR BECOME TO PROVIDE ADEQUATE STORAGE VOLUME FOR WASHED STONE °°9°o °° °° o
LS
� �o o�cd'o 3 FILTER FABRIC
ZONA DE 200'SPACING BETWEEN SIGNS INEFFECTIVE, REPLACE IT IMMEDIATELY. °g4'°°cbo °d'O°� ON GROUND . "�•�•�
6. NOTES ARE APPLICABLE AT ALL POINTS OF INGRESS AND EGRESS UNTIL SITE IS STABILIZED. THE NEXT RAIN AND TO REDUCE PRESSURE ON 0 ° °° °
---- 4 MIN'--------- CONSERVACION �°�°�°o�°�0 0`1�°�° � !
DE ARBOL 3. REMOVE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE ADEQUATE STORAGE VOLUME FOR THE FENCE/OUTLET. TAKE CARE TO AVOID co oo�g�°oQ,°go og°�po° ga�po °
---------------- T
------------ THE NEXT RAIN AND TO REDUCE PRESSURE ON THE FENCE. TAKE CARE TO AVOID UNDERMINING UNDERMINING THE FENCE DURING CLEANOUT. °��o ao0 off° o c�OO o�bo °
8" MIN - UPSLOPE THE FENCE DURING CLEANOUT. REMOVE & REPLACE STONE AS NECESSARY AS ° 8�°0��°orb o o °eM WS ° T I M M O N S GROUP
MAINTENANCE NOTES: PING I DESIGN I TECHNOLOGY
---------------
PLACE SIGN ON ALL TREE PROTECTION 4. REMOVE ALL FENCING MATERIALS AND UNSTABLE SEDIMENT DEPOSITS AND BRING THE AREA IT BECOMES CLOGGED WITH SEDIMENT. BURY WIRE FENCE AND� BURY 6" OF UPPER
1. MAINTAIN THE GRAVEL PAD IN A CONDITION TO PREVENT MUD OR SEDIMENT FROM LEAVING 24" -------------------------- FENCING AND WHERE SILT FENCE NC LICENSE NUMBER C-1652
„ REPLACES TREE PROTECTION FENCING. TO GRADE AND STABILIZE IT AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY 2. REMOVE ALL FENCING MATERIALS AND HARDWARE CLOTH EDGE OF FILTER
- -- I I Timmons Group
THE SITE. MAY REQUIRE PERIODIC TOPDRESSING WITH 2 STONE. ------------ STABILIZED. UNSTABLE SEDIMENT DEPOSITS AND BRING I FABRIC IN TRENCH Attn: Frank Slinsky, PE
2. IMMEDIATELY REMOVE ALL OBJECTIONABLE MATERIALS SPILLED, WASHED OR TRACKED ONTO 26 TREE CONSERVATION SIGNAGE THE AREA TO GRADE AND STABILIZE IT AFTER �� 5410 Trinity Road; Suite 102
PUBLIC ROADWAYS. J THE CONTRIBUTING DRAINAGE AREA HAS H Raleigh, NC 27607
BEEN PROPERLY STABILIZED. Phone: [phone]
D SECTION VIEW Fax: [phone]
FOR REVIEW ONLY
NOT FOR CONSTRUCTION
O TEMPORARY GRAVEL CONSTRUCTION ENTRANCE N.T.S. 2A 26 TEMPORARY SEDIMENT FENCE N.T.S. O TEMPORARY REINFORCED SILT FENCE OUTLET N.T.S. �,.�o��H�cARo��
OFESS/ '�
EXCAVATED L = SE L
033612
TRENCH DEWATERING CONCRETE BLOCK
A A 9112124
MATERIAL -� '
SILT x �� / TOP ELEV OF STORMWATER 1/2 1 811 ° ° ����•;.,C;S SO�Nb
'r_ =;` ::-> ./i. ,\//.\�/\�/\//\//\//\//\ i 12" #57 WASHED STONE
FENCE STOCKPILED �� ° - '\\\i\\/\//\j\/\/\j\j\/\/ . ., -
MATERIALS -� o ��-:•_` \\ \ \ \ \ __= 1 MAX > DO W1 ° W2 COPYRIGHT 2024 ALL RIGHTS RESERVED. PRINTED OR
/\\/\\/\\/\\/\�\/ ELECTRONIC DRAWINGS AND DOCUMENTATION MAY
/\// // \//\\ NOT BE PERMISSION FROM UCED IN NS3P ASSOCY FORM IATESUT LTD.
TRENCH o 8 0 °° °°o EXISTING SLOPE /
� �° li° �°� DESIGN OF SPILLWAYS \" 1 VARIES \� CLASS 1 D° = OUTLET PIPE DIAMETER
FILTER FABRIC � DRAINAGE AREA MIN. WEIR LENGTH
RIP RAP 06
-� ° (ACRES) (FT) SIDE VIEW NOTES: PLAN
EMBEDDED 3 __ -�
INTO GROUND 2 6.0 HEIGHT AND WIDTH DETERMINED BY
2.1 SLOPE, GRAVEL FILTER
01� EXISTING TOPOGRAPHY AND
4 10.0 SEDIMENT STORAGE REQUIRED. O
CATCH BASIN INLET PROTECTION 5 12.0 KEY RIP RAP INTO THE DAM
FOR STABILIZATION. STONE CLASS ■�
OEROSION CONTROL PROTECTION FOR PIPE TRENCHING N.T.S. �■■�
° THICKNESS
OVERFLOW EXISTING SLOPE
WIRE SCREEN FILTER BLANKET
STANDARD METAL SEDIMENT STEP SEQUENCE (A EQUIIVALENO1) SECTION A-A
POSTS 2'-0" IN LADEN RUNOFF \ _ N
C GROUND
+. EXISTING SLOPE
16"
MAINTENANCE NOTES:
ENERGY DISSIPATER SCHEDULE
GALVANIZEDHARDWARE WIRE =1 I I III I - \// VARIES / \\� 1. INSPECT CHECK PROTECTION WEEKLY AND
- \ STRUCTURE PIPE LENGTH THICKNESS D50 SIZE STONELM
EXTENDS TO THE - _ _� DROP INLET /\/ /\\\�/.` AFTER g RAINFALL EVENT AND REPAIR NUMBER SIZE W1 (FT) W2 (FT) (FT) (IN.) (IN.) CLASS
::.;
I WITH GRATE \/ \�/ IMMEDIATELY. REMOVE SEDIMENT STRAW, O
TOP OF THE BOX "
LIMBS OR OTHER DEBRIS THAT COULD CLOG RR-A 30" 9.50 18.00 23.25 24 6 B �
1"X4" BRACE FILTERED WATER �\ 1/z' 1' /j THE CHANNEL WHEN NEEDED. i N
NOTE: �\ KEYED RIP RAP
1. INSPECT INLET PROTECTION w 2. IMMEDIATELY CORRECT ANY DAMAGE NOTES:
- ' AND REMOVE SEDIMENT AFTER Q CAUSED\//�\\/i\\ /\/%\ ABOVETHE CHECK DAM AND ROM HIGH BY SUBMERGED AND ON z
- - - °°° Z °b 8 - - EACH RAIN EVENT. GRAVEL ' / /\/� #5 WASHED STONE 1. A FILTER BLANKET SHOULD BE INSTALLED BETWEEN THE RIP RAP AND SOIL FOUNDATION. w
NOTES: MAINTENANCE NOTES: ,, FLOWS AROUND THE EDGES.
- - ,° SHOULD BE REPLACED AND \�\\\\\\\\\.`\ 2. FOR ALL STRUCTURES, ADD 22" OF CLASS B RIPRAP TO SLOPE ABOVE AND AROUND TOP OF
$ 10 1. PLACE CONCRETE BLOCKS LENGTHWISE ON THEIR SIDES IN A 1. INSPECT THE BARRIER AT LEAST WEEKLY /�/� ' 3. REMOVE SEDIMENT ACCUMULATED BEHIND 0)
- - __�d � �� �� o = REPAIRS MADE AS NEEDED. PIPE/FES/END WALL AS SHOWN ON PLANS. Q
SINGLE ROW AROUND THE PERIMETER OF THE INLET WITH THE AND AFTER EACH SIGNIFICANT RAINFALL THE DAMS AS NEEDED TO PREVENT DAMAGE O �� N o
` 0`0� ENDS OF ADJACENT BLOCKS ABUTTING. THE HEIGHT OF THE AND MAKE REPAIRS AS NEEDED. FRONT VIEW TO CHANNEL VEGETATION, ALLOW THE 3. MAINTAIN ENERGY DISSIPATERS INSTALLED DURING EARLY SITE WORK THROUGHOUT THE o N
Of � o - _ - - - BLOCKS SHALL BE 12". CHANNEL TO DRAINTHROUGH THE STONE CONSTRUCTION AREA. ■ � c�
°�� �`�° - 2. REMOVE SEDIMENT AS NECESSARY TO CHECK DAM AND PREVENT LARGE FLOWS }i N
- - ` �'D 2. WIRE MESH OR HARDWARE CLOTH SHALL BE PLACED OVER THE PROVIDE ADEQUATE STORAGE VOLUME 4. TOP OF RIPRAP AT DOWNSTREAM END OF APRON SHALL BE FLUSH WITH NATURAL GRADE OF THE �
FROM CARRYING SEDIMENT OVER THE DAM. RECEIVING CHANNEL. M N CD
OUTSIDE VERTICAL FACE (WEBBING) OF THE BLOCKS, TO FOR SUBSEQUENT RAINS. (6
- - - ADD STONES TO DAMS AS NEEDED TO N I`
PREVENT STONE FROM BEING WASHED THROUGH THE HOLES IN 5. VEGETATE ALL DISTURBED AREAS WITH VEGETATION IMMEDIATELY AFTER INSTALLATION. > N Go
3. REPLACE #57 WASHED STONE IF IT MAINTAIN DESIGN HEIGHT AND CROSS
#57 WASHED STONE PLACED TO A THE BLOCKS. BECOMES CLOGGED WITH SEDIMENT SECTION. H
HEIGHT OF 12"-18" MINIMUM 3. #57 WASHED STONE SHALL BE PILED AGAINST THE WIRE TO AND DOES NOT DRAIN EFFICIENTLY. O U LU
ABOVE THE TOP OF BOX MAINTENANCE: � W W
THE TOP OF THE BLOCK. 4. APPROPRIATELY STABILIZE ALL BARE 0
4. PLACE 1"x4" BOARDS THROUGH THE HOLES OF CORNER BLOCKS. AREAS AROUND THE INLET. 1. RIP RAP OUTLET STRUCTURES ARE TO BE INSPECTED WEEKLY AND AFTER EVERY RAINFALL EVENT. Ur W W
REPAIRS ARE TO BE MADE IMMEDIATELY. a
CV O M
HARDWARE CLOTH AND GRAVEL YARD INLET PROTECTION N.T.S. TEMPORARY CATCH BASIN INLET PROTECTION N.T.S. TEMPORARY ROCK CHECK DAM N.T.S. RIP RAP OUTLET PROTECTION N.T.S. co co J
O O O O
A DATE DESCRIPTION
10-10-2024 NGDEO STORMWATER 2ND SUBMITTAL
EXCAVATED AREA(AS REQUIRED) go
MAINTENANCE NOTES:
B _ 777 1. INSPECT THE BARRIER AT LEAST WEEKLY AND AFTER EACH SIGNIFICANT RAINFALL AND REPAIR IMMEDIATELY.
SIDE SLOPE 2:1 III-III-
\I _ 2. REMOVE SEDIMENT AND RESTORE SEDIMENT STORAGE AREA TO ITS ORIGINAL DIMENSIONS WHEN SEDIMENT
DUMP _ = SE IMENT ACCUMULATED
HAS ACCUMULATED TO ONE-HALF THE DESIGN DEPTH OF THE TRAP.
STRAP PUMP -� \ - 3. CHECK THE STRUCTURE FOR DAMAGE AND REPLACE ANY DISPLACED RIPRAP IMMEDIATELY.
1" REBAR FOR INSERT DISCHARGE -III III-III- GRAVEL-SUPPORTED BY
BAG REMOVAL HOSE IN TUBE EXCAVATED DEPTH, -III -III=III- HARDWARE CLOTH TO ALLOW 4. APPROPRIATELY STABILIZE ALL BARE AREAS AROUND THE INLET.
FROM INLET DUMP n SUCTION HOSE MIN. 1 MAX 2
BELOW TOP OF INLET \III =III=III DRAINAGE AND RESTRICT FLOW
STRAP
\ =III WEEP HOLES FOR SEDIMENT MOVEMENT.
DEWATERING CLASS 1 RIP RAP SEE
m _ - SECTION THRU BASIN BELOW /
-III ` =III-III \ \ \ \ \ \ \�
a � �, �, �, W �, W �, W \, SILT BAG , I1 I I1 I I1 I I1 I I1 11=I ' �
�FLO\-
INSTALLATION DETAIL - -
III FLOW \ `�` '/i� %/ /FLOW - °° ° o °
WATER 1 - DISCHARGE HOSE �; f I � i PIPE ER
��o� HRIP RAP
EADWALL
I
-- ---- ---- --
--- ---- ---- ---- ---- ---- ----
--- _ _ - ---- ----- ---- ---- ---- -
\ /� -- #5 WASHED STONE
--A --SI - - -- -
/ 00000 -- -_
S ,1'THICK X 3' HIGH MIN.
I
'° EXPANSION RESTRAINT -
- a °° (1/4" NYLON ROPE, DUMP STRAPS " -_ _- / /
III- III III //�/ //" / \ \� / FLO
_- a- 2 FLAT WASHERS) 2 EACH \
FLOWFLOW
/
BAG DETAIL AREA TO BE
PERSPECTIVE VIEW SHEET NAME:
°-
DISTURBED NOTES & DETAILS
(CUT, FILL, ETC.)
CONSTRUCTION SPECIFICATIONS: PIPE INVERT
A 1. CLEAR THE AREA OF ALL DEBRIS THAT MIGHT HINDER EXCAVATION AND DISPOSAL OF SPOIL. 1' FLOOD
STORAGE
ZFLOW ZONE
NOTES: 2. GRADE THE APPROACH OF THE INLET UNIFORMLY. - - 1' T
3. PROTECT WEEP HOLES BY GRAVEL. NATURAL
1. CONTRACTOR TO USE SILT BAG PRIOR TO DEWATER 2 5 12" 000 - GROUND
4. WHEN THE CONTRIBUTING DRAINAGE AREA HAS BEEN PERMANENTLY STABILIZED SEAL WEEP HOLES FILL THE 4A 0
TEMPORARY SEDIMENT BASINS PRIOR TO REMOVAL. 1 12„ p0 0 q,0 3' ORIG 2024.09.12
2. SILT BAG CONTENTS TO BE DISPOSED OF OFF SITE. EXCAVATED BASIN WITH STABLE SOIL TO FINAL GRADING ELEVATIONS, COMPACT THE FILL PROPERLY AND STABILIZE. 12" ogoot5o0 SUBMISSION:
NOTES: 8
FLOW �
SEDIMENT STORAGE CLASS B STONE
1. BAGS SHOULD BE CLEANED OUT AFTER EVERY RAIN EVENT AND/OR AS NEEDED. MAINTENANCE: 5 #57 WASHED STONE
INSPECT, CLEAN, AND PROPERLY MAINTAIN THE EXCAVATED BASIN AFTER EVERY STORM UNTIL THE COMBINATION MIN.
DRAINAGE AREA HAS BEEN PERMANENTLY STABILIZED. TO PROVIDE SATISFACTORY BASIN EFFICIENCY, REMOVE MAX.-SEDIMENT DEPTH (CLEAN OUT POINT)
SEDIMENT WHEN THE VOLUME OF THE BASIN HAS BEEN REDUCED BY ONE-HALF. SPREAD ALL EXCAVATED MATERIAL SECTION
EVENLY OVER THE SURROUNDING LAND AREA OR STOCKPILE AND STABILIZE IT APPROPRIATELY. SHEET:
C=801
OSILT BAG INLET PROTECTION N.T.S. 10 DEWATERING PUMP WITH SILT BAG N.T.S. 11 EXCAVATED DROP INLET PROTECTION N.T.S. 12 TEMPORARY ROCK PIPE INLET PROTECTION N.T.S.
1 2 3 4 5 6 100% CONSTRUCTION DOCUMENTS

10-FT WEIR WIDTH 10-FT WEIR WIDTH . a)
AQUATIC BENCH ELEV: 329.50 2I I 2 _ TOP OF EMBANKMENT ELEV: 334.00 31
11 = 11
� �II FORBAY�WEIRREST ELEV: 328.50 SPILLWAY CREST ELEV: 333.00 �I SCHEDULE APRE-INSTALLATION
a CONFERENCE PRIOR TO
w w 'I - it o 0 0 0 0 o II II CONSTRUCTION OF THE
111- STORMWATER CONTROL MEASURE
LAN III- III
W=w I I I-I I I-I I I-III-III-III-III-III-III-III-III-'I'
>~C7
maa
Z,J 100-YR STORM ELEV 333.18 •
a� FOREBAY WEIR SECTION 24-IN THICK EMERGENCY SPILLWAY SECTION 24-IN THICK CLASS B
x= RIPRAP OVER FILTER 10-YR STORM ELEV 332.36 RIPRAP OVER FILTER
Z z 0 FABRIC FABRIC 1937
J z 2-YR STORM ELEV 331.60
6-FT WIDE ACCESS
w
PAD TO OUTLET
AQUATIC BENCH ELEV:330.00 OUTSIDE I-YR STORM ELEV 331.25 STRUCTURE 6-IN
EDGE OF AQUATIC BENCH IS 6-IN BELOW WEIR
ABOVE PERMANENT POOL ELEV 10 FT
TOP OF EMBANKMENT ELEV: 334.00 SEED&MULCH EMBANKMENT SEE SEEDING SCHEDULE
E , , , , _ Trf-Trf-Trf-Tff-Tff-Tff-TTT-TTT-Ti
- TOP OF FOREBAY BERM 3 - =�(=T'' 3 (INSTALL SLOPE PROTECTION MATTING ON ALL SLOPES
STEEPER THAN 6:1) North Carolina
1T� PROVIDE 6'X 6' DEPRESSED AREA I TR _EMERGENCY SPILLWAY CREST ELEV: 333.00 I
_ 6'WIDE AQUATIC BENCH ELEV:329.50 2.5-FT BELOW PRINCIPAL SPILLWAY _ 6-IN NEW DOGHOUSE STORM State Bureau of
- AROUND MAIN POOL FLOATING SKIMMER - •`
DRAINAGE MANHOLE
- 6-FT LENGTH MANUFACTURER: J.W. WITHIN AQUATIC BENCH FOR 4-: �a=: � �
I 3' SUBMERGED ADEQUATE DRAINAGE PRINCIPAL -°-> - -- •-- _j"_= L '-=- \\ �I _ICI-III-ICI- Investigations
3 FOREBAY WEIR FAIRCLOTH &SONS a--_ L
--�
6 ELEV:328.50 SPILLWAY M __ '"_ } •_ COMPACTED COMPACTED / - 'II-III=III. CONNECTION TO
1 PERMANENT POOL ELEV: 329.50 PERMANENT POOL ELEV: 329.50 ONE(1)-36"X 8"ORIFICE Il SELECT FILL SELECT FILL 7 _' \ - I�1=1 EXISTING 36"CMP
f 1 INV. IN=325.03
FOREBAY OUTLET STRUCTURE LL
INV. ELEVATION 330.97 ':- �v ;;'�v /
2 1 ENTRANCE ELEV:325.50 1 2 2 _ a
- "' INV=329.50
_ _ _ - - - -
MAINP L - -- - - _ EXIT ELEV:326.50 �1 >"_- - - - -
- - - - - - - - - - - - - - 36" SLO
- - - FOREBAY = BARREL OUTLET BARREL:40-LF 24"RCP @1.2%SLOPE(ASTM C-76,CLASS III)GASKETED JOINT PIPE MANUFACTURED WITHOUT LIFT HOLES.GASKETED 30" RCP INLET PIPE RIPRAP PAD EMBANKMENT O INV=325.50 JOINT PIPE SHALL BE WRAPPED WITH A DOUBLE LAYER OF NON-WOVEN FILTER FABRIC ON THE OUTSIDE OF THE PIPE AT EACH JOINT. I I EXCMP
TOP OF PERM. SED. STOR. ELEV: 325.50
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
TOP OF PERM.SED.STOR. _"--
FOREBAY ENTRANCE TOP OF PERM.SED. BOT. OF PERM. SED. STOR. ELEV: 324.50 •- -
INV=325.70 - INV 325 50
STOR.FOREBAY EXIT
ELEV:325.50
=:- -
ELEV:325.50 UL UL
BOT.OF PERM.SED.STOR.
FOREBAY ENTRANCE 6" IMPERVIOUS FILL
6" DUCTILE IRON -
ELEV:324.50 LAYER UNDER ALL ± -
DRAIN PIPE
BOT.OF PERM.SED.STOR. WATER SURFACES SEASONAL HIGH WATER TABLE BELOW ELEV: NOT PRESENT
FOREBAY EXIT
\ / �� � � �j� \ \ 421 N HARRINGTON STREET SUITE 700
ELEV:325.00 \ �
\ / '• y _ _ _ RALEIGH, NORTH CAROLINA 27603
\ / °. - ;:•a ♦_ z \ TEL. [phone] FAX. [phone]
_ - \ WWW.LS3P.COM
♦ !�
CONCRETE i 4
24" _ PIPE \
SEQUENCE OF CONVERSION FROM SEDIMENT BASIN TO STORMWATER AQUATIC BENCH ELEV:330.00 OUTSIDE \ \ / j� _ -- RCP COLLAR T I M M O N S GROUP
CONTROL MEASURE EDGE OF AQUATIC BENCH IS 6-IN \ I d Y
ABOVE PERMANENT POOL ELEV 6'WIDE AQUATIC BENCH j� - ` a` I ENGINEERING I DESIGN I TECHNOLOGY
�� " .=- NC LICENSE NUMBER C-1652
AROUND MAIN POOL d •' z
1. INSTALL POND BARREL, OUTLET STRUCTURE, EMBANKMENT AND �jj, _ "'. _p- -n p---`_a ' Timmons Group
ALL OTHER POND COMPONENTS. 3 3'SUBMERGED Attn: Frank Slinsky, PE
2. CALL FOR SITE INSPECTION PRIOR TO BACKFILLING POND BARREL. �1 °- '=- `- 9 N / 5410 Trinity Road; Suite 102
6 \ ' " ' Raleigh, NC 27607
3. INSTALL TEMPORARY SKIMMER TO OUTLET STRUCTURE. � 1 PERMANENT POOL ELEV: 329.50 ��j � / / 9
D 4. EXCAVATE POND TO TEMPORARY SKIMMER BASIN DIMENSIONS, - \ i Phone: [phone]
SEE EROSION CONTROL PLAN. TERMINATE 6-IN IMPERVIOUS FILL AT \ 24„ 24„ / Fax: [phone]
5. INSTALL BAFFLES AND OTHER TEMPORARY SKIMMER BASIN MID POINT OF AQUATIC BENCH 2 MAIN POOL \ MIN MIN
�1 (SEE DETAIL ABOVE) \ / FOR REVIEW ONLY
COMPONENTS, SEE TEMPORARY SKIMMER BASIN DETAIL. / NOT FOR CONSTRUCTION
6. REFER TO TEMPORARY SEDIMENT SKIMMER BASIN DETAIL FOR \ ANTI-SEEP COLLAR /
\ ENLARGEMENT �•�`��,,11CA1t�T'''•
ELEVATION OF SKIMMER CONNECTION. 0
7. SEE CONSTRUCTION SEQUENCE ON EROSION CONTROL PLAN FOR POND AND EMBANKMENT SECTION \ \ - - - �````����ESSR
INFORMATION. AQUATIC BENCH SECTION
8. ONCE SITE IS APPROVED, REMOVE TEMPORARY SKIMMER, WET DETENTION BASIN MAINTENANCE SCHEDULE DAM EMBANKMENT CONSTRUCTION STANDARDS - SE L -
BAFFLES AND OTHER TEMPORARY COMPONENTS 1. CONTROLLED FILL, AS SPECIFIED BY THE GEOTECHNICAL ENGINEER, IN THE DAM EMBANKMENT SHALL BE PLACED IN 6-INCH LOOSE LAYERS (3-INCH LOOSE LAYERS WITHIN 3-FEET OF 0 361 2
9. FILL HOLE IN OUTLET STRUCTURE FROM SKIMMER WITH DESCRIPTION METHOD FREQUENCY SEASON EITHER SIDE OF THE PRINCIPAL SPILLWAY PIPE TO A DEPTH OF 2-FEET OVER THE PIPE) AND SHALL BE COMPACTED TO A DENSITY OF NO LESS THAN 95% OF THE STANDARD PROCTOR 9/ 12/24
NON-SHRINK GROUT. PROVIDE PERMANENT WATERTIGHT SEAL. MAXIMUM DENSITY AT A MOISTURE CONTENT OF + OR- TWO PERCENTAGE POINTS OF THE OPTIMUM MOISTURE CONTENT IN ACCORDANCE WITH ASTM D698. %�.f� FN6INV_ �N
EMBANKMENT 10 q y
10. EXCAVATE SEDIMENT AND GRADE TO FINAL CONTOURS, SEE _ _ _ _ _ 2. ALL VISIBLE ORGANIC DEBRIS SUCH AS ROOTS AND LIMBS SHALL BE REMOVED FROM THE FILL MATERIAL PRIOR TO COMPACTION TO THE REQUIRED DENSITY. SOILS WITH ORGANIC MATTER .00 /�/C�S, S�
GRADING PLAN. / - INSPECT AND REPAIR VISUAL ONCE PER YEAR ALL CONTENT EXCEEDING 5% BY WEIGHT SHALL NOT BE USED. STONES GREATER THAN 3-INCH (IN ANY DIRECTION) SHALL BE REMOVED FROM THE FILL PRIOR TO COMPACTION. �i'''rii1S�,N,```��
11. CONSTRUCT WET POND STORMWATER CONTROL MEASURE AS i / \ \ EROSION/ANIMAL NESTINGS 3. FILL MATERIAL PLACED AT DENSITIES LOWER THAN SPECIFIED MINIMUM DENSITIES OR AT MOISTURE CONTENTS OUTSIDE THE SPECIFIED RANGES OR OTHERWISE NOT CONFORMING TO
SHOWN ON THE DRAWINGS. / / END CAP \ INSPECT AND RESEED VISUAL WHENEVER NEEDED ALL SPECIFIED REQUIREMENTS SHALL BE REMOVED AND REPLACED WITH ACCEPTABLE MATERIALS. COPYRIGHT 2024 ALL RIGHTS RESERVED. PRINTED OR
GRASS COVERAGE 4. ANY FILL LAYER THAT IS SMOOTH DRUM ROLLED TO REDUCE MOISTURE PENETRATION DURING A STORM EVENT SHALL BE PROPERLY SCARIFIED PRIOR TO THE PLACEMENT OF THE NEXT SOIL ELECTRONIC DRAWINGS AND DOCUMENTATION MAY
/ \ LIFT. NOT BE REPRODUCED IN ANY FORM WITHOUT WRITTEN
/ \ OUTLET STRUCTURE PERMISSION FROM LS3P ASSOCIATES LTD.
AS-BUILT SURVEY REQUIREMENTS / \ 5. SURFACE WATER AND STREAM FLOW SHALL BE CONTINUOUSLY CONTROLLED THROUGHOUT CONSTRUCTION AND THE PLACEMENT OF CONTROLLED FILL.
/ \ DEBRIS/OBSTRUCTIONS BY HAND WHENEVER NEEDED ALL 6. FOUNDATION AREAS MAY REQUIRE UNDERCUTTING OF COMPRESSIBLE AND/OR UNSUITABLE SOILS IN ADDITION TO THAT INDICATED ON THE PLANS. ALL SUCH UNDERCUTTING SHALL BE
NOTE:CONTRACTOR SHALL PROVIDE AS-BUILT TOPOGRAPHIC ° PERFORMED AT THE DISCRETION OF THE GEOTECHNICAL ENGINEER AND SHALL BE MONITORED AND DOCUMENTED. IN NO CASE SHALL THERE BE AN ATTEMPT TO STABILIZE ANY PORTIONS
SURVEY PERFORMED BY A PROFESSIONAL LAND SURVEYOR CERTIFYING // ° °d` \\ OF THE FOUNDATION SOILS WITH CRUSHED STONE. 06
WET DETENTION POND AREA DIMENSIONS AND ELEVATIONS OF THE / = ANCHOR \ OPERATE POND DRAIN VALVE BY HAND ONCE PER YEAR ALL 7. TREATMENT OF SEEPAGE AREAS, SUBGRADE PREPARATION, FOUNDATION DEWATERING AND ROCK FOUNDATION PREPARATION (I.E., TREATMENT WITH SLUSH GROUTING, DENTAL CONCRETE,
FOLLOWING: ,- DRAWDOWN ETC.) MAY BE REQUIRED AT THE DISCRETION OF THE GEOTECHNICAL ENGINEER. ALL SUCH ACTIVITIES SHALL BE CLOSELY MONITORED AND DOCUMENTED BY THE GEOTECHNICAL ENGINEER.
a PIPE TO WALL
a _ \ EROSION AT OUTLET DISCHARGE VISUAL ONCE PER YEAR ALL 8. FILL ADJACENT TO THE RISER AND PRINCIPAL SPILLWAY PIPE SHALL BE PLACED SO THAT LIFTS ARE AT THE SAME LEVEL ON BOTH SIDES OF THE STRUCTURES.
1. TOPOGRAPHIC SURVEY OF THE WET POND AND EMBANKMENT a: - 9. EARTHWORK COMPACTION WITHIN 3-FEET OF ANY STRUCTURES SHALL BE ACCOMPLISHED BY MEANS OF HAND TAMPERS, MANUALLY DIRECTED POWER TAMPERS OR PLATE COMPACTORS OR O
/ 10 IN _ _ " \ MINIATURE SELF-PROPELLED ROLLERS.
2. OUTLET STRUCTURE TOPS AND INVERTS - °"" =, °- FOREBAY/MAIN POOL
3. OUTLET STRUCTURE DIMENSIONS / 4"PVC \ 10. COMPACTION BY MEANS OF DROP WEIGHTS FROM A CRANE OR HOIST SHALL NOT BE PERMITTED.
4. ORIFICE DIAMETERS / d :" _ SEDIMENT/ DEBRIS BY HAND ONCE PER YEAR ALL 11. HEAVY EQUIPMENT SHALL NOT BE ALLOWED TO PASS OVER CAST-IN-PLACE STRUCTURES (INCLUDING THE CRADLE) UNTIL ADEQUATE CURING TIME HAS ELAPSED. }�
5. BARREL PIPE SIZES AND INVERTS / a 1 12. TO RE-ESTABLISH VEGETATION AFTER CONSTRUCTION, A 2-TO 3-INCH LAYER OF TOPSOIL SHALL BE PLACED ON THE DISTURBED EMBANKMENT SURFACE AND THE AREA SEEDED AND
Ma
6. EMERGENCY SPILLWAY ELEVATION AND DIMENSIONS. = a a_ a PRIMARY I REMOVE TRASH BY HAND WHENEVER NEEDED ALL MULCHED OR HYDROSEEDED.
4"PVC TEE SPILLWAY
I INV=329.50 CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTENANCE UNTIL PROJECT CLOSE OUT TESTING, OBSERVATION, AND CERTIFICATION Ma
PERM. POOL ELEV: 329.50 I AT WHICH TIME OWNER WILL ASSUME MAINTENANCE RESPONSIBILITY. 1. TESTS OF THE DEGREE (%) OF COMPACTION OF THE PLACED FILL IN THE DAM SHALL BE PERFORMED AS A PART OF THE PERMITTEFS NORMAL QUALITY CONTROL PROGRAM FOR THE
OUTLET STRUCTURE NOTES - CONSTRUCTION OF THE DAM. TESTS SHALL BE CONDUCTED CONCURRENT WITH THE INSTALLATION OF THE COMPACTED FILL AND THE CONTRACTOR SHALL COORDINATE THE CONSTRUCTION
1. CAST-IN-PLACE CONCRETE RISER IS REQUIRED WITHOUT OF THE DAM SO THAT THE TESTING CAN BE COMPLETED. SHOULD THE RESULTS OF THE TESTS INDICATE THAT THE SPECIFIED DEGREE OF COMPACTION HAS NOT BEEN OBTAINED; THE
C EXCEPTION. PORTIONS OF THE DAM REPRESENTED BY SUCH TESTS SHALL BE REWORKED OR REBUILT. ALL PORTIONS OF THE DAM SHALL ACHIEVE THE SPECIFIED MINIMUM DEGREE OF COMPACTION.
WATERTIGHT 2. CONSTRUCTION OF CLASS A, B AND C DAM EMBANKMENTS SHALL BE DONE UNDER THE OBSERVATION OF A QUALIFIED GEOTECHNICAL ENGINEER, WHO IS REGISTERED AS A PROFESSIONAL
2. CLASS "A" (3,000 PSI) CONCRETE TO BE USED. 4"PVC NON-SHRINK ENGINEER IN THE STATE OF NORTH CAROLINA. THE GEOTECHNICAL ENGINEER MUST HAVE EXPERIENCE IN THE DESIGN AND CONSTRUCTION MONITORING OF DAMS OF THE SIZE AND SCOPE
6. ALL MORTOR JOINTS ARE 1/2" f 1/8". 1 GROUT / COVERED BY THESE STANDARDS AND GUIDELINES.
7. GROUT SHALL BE NON-SHRINK (ASTM-C1107) \ 8-IN °° _ / 3. ON CLASS A, B, AND C DAMS (WITH THE EXCEPTION OF DETENTION ONLY CLASS C DAMS THAT COLLECT DRAINAGE FROM AN AREA OF 25-ACRES OR LESS), THE GEOTECHNICAL ENGINEER, L
8. ALL STRUCTURES OVER 3'-6" IN DEPTH TO BE PROVIDED WITH \ d ANCHOR / AS DEFINED ABOVE, SHALL OBSERVE ALL ASPECTS OF THE CONSTRUCTION OF THE DAM (I.E., PREPARATION OF THE FOUNDATION, INSTALLATION OF THE CUT-OFF TRENCH, INSTALLATION OF O
STEPS 1'-2" ON CENTERS. STEPS SHALL BE IN ACCORDANCE WITH \ = DRAWDOWN / THE PRINCIPAL SPILLWAY PIPE, INSTALLATION OF THE INTERNAL DRAINAGE, INSTALLATION OF COMPACTED FILL, ETC.). THE FREQUENCY OF OBSERVATION AND TESTING MUST BE r10
STANDARD 840.66. \ e°- PIPE TO WALL SUFFICIENT FOR THE GEOTECHNICAL ENGINEER (OR THE DESIGN ENGINEER ON CLASS D DAMS AND CLASS C, DETENTION ONLY, DAMS)TO STATE, IN HIS/HER PROFESSIONAL OPINION, }�
9. LOCATE MANHOLE OVER STEPS. ` ° THAT THE SPECIFIC ITEMS OBSERVED AND TESTED WERE INSTALLED IN ACCORDANCE WITH THE APPROVED CONSTRUCTION DRAWINGS AND SPECIFICATIONS. N
\\ END CAP WITH
\ DRILL OPENING /
\ DIAMETER:2.25-IN / •� Q O
N O
\ PRIMARY SPILLWAY / / ■� - N
X WATER QUALITY ORIFICE: \ ENLARGEMENT
ONE(1)-36"X 8"ORIFICE
WITH PEAK TRASH GUARD \ / N O
INV. ELEVATION 330.97 - - - - - Q N 00
N 00
6-IN DUCTILE IRON DRAIN PIPE - I
O L
WITH GATE VALVE AND HAND -d = da _ ° _ - - - � "°°z
N U
d= Q a WELDED ALUMINUM BAR � LU LU
WHEEL d4" ' ' a4 °
° ° GRATING 5"x 5"OPENINGS
°" 1 HEAVY DUTY
° VALVE STEM PEAKED ROOF TRASH RACK HEAVY DUTY a a
WHEEL WELDED ALUMINUM BAR O
° A. MATERIAL:ALUMINUM WITH 25 YEAR DESIGN LIFE VALVE STEM a
B. PROVIDE ACCESS HATCH TO ALIGN WITH STAIRS. WHEEL GRATING 5"x 5"OPENINGS N 0
\ 18" 24' aQ�s M V (n
❑❑��� C. ACCESS HATCH SHALL BE HINGED WITH MINIMUM 18"_24„ M � J
" \ 3" DIA. CONCRETE CORE aQa❑❑❑❑❑❑❑❑��p 2 HINGE POINTS. ape
- - - - - - \ a ❑❑❑❑❑❑❑❑❑❑❑❑❑❑��' D. SUBMIT SHOP DRAWING FOR APPROVAL aQ❑❑❑❑�p PEAKED ROOF TRASH RACK A DATE DESCRIPTION
Qa❑❑❑❑❑❑❑❑ 10-10-2024 NGDEQ STORMWATER 2ND SUBMITTAL
CONCRETE Y $ CAST IN PLACE RISER IS LL OUTLET Y \ aQ ❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑�� _aQ ❑❑❑❑❑❑❑❑❑❑❑❑❑��_
PIPE ANCHOR REQUIRED WITHOUT ❑❑❑ ❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑
EXCEPTION BARREL \ RISER TOP ELEVATION: 332.00 ❑❑❑❑ ❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑ aQ�❑❑ ❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑��
;- 40-LF 24-IN RCP \ - - -_ 6-FT WIDE ACCESS ❑❑❑❑❑ ❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑
B PAD TO OUTLET RISER TOP ELEVATION: 332.00 ❑❑❑❑❑ ❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑❑
ORIPVC FICEPDIAMETERPI2LWAN ° " \ \ STRUCTURE 6-IN I _
BELOW WEIR
8-IN 4 FT 8-IN
\ 8-IN 8-IN -�ITI�I i ICI i I�ITI�
" � 6-IN 8-IN 8-IN
ANCHOR TRASH RACK
(ALL CONTACT POINTS) _-----
_ \ PRIMARY � - - •`._. � -- ----- --°- - -
d
SPILLWAY / WATER QUALITY ORIFICE:
, \ VALVE STEM GUIDE.ATTACH _ ONE(1)-36"X 8"ORIFICE
d= a -a _- e" _ Z - "d - a_ \ / '=a%": \ TO RISER WITH THREADED WITH PEAK TRASH GUARD MID POINT OF ---i -` _' WATER QUALITY ORIFICE:
° CO - I ROD FILLED WITH GROUT t INV.ELEVATION 330.97 AQUATIC BENCH _= PRIMARY WAY ONE(1)-36"X 8"ORIFICE INV.
_a _
-'• + ELEVATION 330.97
INV=329.50 -
INV=329.50 -
- "•_ PERMANENT POOL ELEV: 329.50 `"=
HEAVY DUTY :'•-�, -I I��I�I=1�I �`-:- -I�I=1 I I=1 I I=1 11-
_L ; _ I I,I I I I-I I III i I I I L=1 11=1 11=i
VALVE STEM I-I I M
X <•_ U-SHAPED STEEL
BRACKET ATTACHED TO II-1�111 '• I�I�II
_$ BASE WITH THREADED - - - - - - 3 •'- "' 3
/ / \ EXTEND PIPE ROD FILLED WITH GROUT
OUTSIDE 8-IN OUTLET
OUTLET STRUCTURE EMBANKMENT
/ \ INV=325.70 �I I l l,;,llll IllI _- °', INV=325.50 BARREL ELEV: 327.00
PLAN VIEW / \ I/ I_ I'.III- INV=325.50 40-LF 24-IN RCP
I I =111=111=111=1I1=1I __�;;\
/ I-III-III-III-ITI _
TOP PERMANENT SEDIMENT := "-• DEWATERING
STORAGE ELEV: 325.50 a' ` ,- e-_. = = _a• " PIPE INV=325.50 ""a
_.:
'-_"'.• _:: _ ° N •CONCRETE FILL { °`• a ° _ :=a "
BOTTOM PERMANENT SEDIMENT / / . :"d ' TO EXCEED ti - ,� •__ " • °"•- . _ n" �-
'° ". • =� ' :_a =e r= -� + " _ •i� 6-FT X6 FTX2.5 FT DEEP
;�_- - CONCRETE FILL 't U_ : ,." DEPRESSION UNDER PRINCIPAL
/ ,_='• ° = _ _ - °= STORAGE ELEV: 324.50 - BUOYANT FORCE _ , ' -; _ ;
3 4
CONCRETE t '• e ♦ e-y TO EXCEED ti ;_6 °_
a / - "i'-_' ___•" ; a ° _ SPILLWAY FOR ADEQUATE
/ -'° r - ° °• y . • BUOYANT FORCE _ _
•-dy S," " _ / PIPE ANCHOR _ �_ _ ° }-; _ ':e - = e DRAINAGE.TIE BACK TO AQUATIC
03
- _ •'_ "�_"-_ BENCH AT 3:1 SLOPE. SHEET NAME:
6-IN DIP 'd.=• _ d _ n :" _ _ - ": z
_ NOTES & DETAILS
FLANGED,NRS,RESILIENT WEDGE GATE =;";_="� - •+�." __' ;;- •°
36-IN VALVE WITH EXTENSION STEM,HAND WHEEL
i a AND STEM GUIDES AS MANUFACTURED BY
A fin" °•".:"_ =_ " "'; " I CLOW OR APPROVED EQUAL.
�r a" a "�4 • "ta- /
\ -=""-j_- • " °- /� OUTLET STRUCTURE
SECTION Y-Y OUTLET STRUCTURE ORIG 2024.09.12
\ 12-IN t ••-�:,_;__�; SECTION X-X SUBMISSION:
\ CONCRETE PIPE ANCHOR /
\ \ ENLARGEMENT
L S
SHEET:
C=803
OWET DETENTION STORMWATER CONTROL MEASURE NTS
1 2 3 1 4 5 6 100% CONSTRUCTION DOCUMENTS

GROUND STABILIZATION AND MATERIALS HANDLING PRACTICES FOR COMPLIANCE WITH THE NCG01 CONSTRUCTION GENERAL PERMIT SILT 10 MIL 1:1 SIDE SLOPE (TYP) HIGH COHESIVE & LOW •
FENCE 1:1 SIDE PLASTIC
IMPLEMENTING THE DETAILS AND SPECIFICATIONS ON THIS PLAN SHEET WILL RESULT IN THE CONSTRUCTION ACTIVITY BEING CONSIDERED COMPLIANT WITH THE GROUND SLOPE (TYP) LINING FILTRATION SOIL BERM
STABILIZATION AND MATERIALS HANDLING SECTIONS OF THE NCGO1 CONSTRUCTION GENERAL PERMIT(SECTIONS E AND F, RESPECTIVELY). THE PERMITTEE SHALL COMPLY WITH ONSITE CONCRETE WASHOUT
THE EROSION AND SEDIMENT CONTROL PLAN APPROVED BY THE DELEGATED AUTHORITY HAVING JURISDICTION. ALL DETAILS AND SPECIFICATIONS SHOWN ON THIS SHEET MAY STRUCTURE WITH LINER
Uj
x w NOT APPLY DEPENDING ON SITE CONDITIONS AND THE DELEGATED AUTHORITY HAVING JURISDICTION. \//\//\ /\//\// SANDBAGS (TYP.)
U)N O CONCRETE \ \ \ \ \ \
LO Ln &2-FT MIN
SECTION E: GROUND STABILIZATION . \//\//\ OR STAPLES
WASHOUT
a a !\�/\�/\�/\�/ 2-FT MIN. & /�\�/ �/\ //\\/\//\\//\\/\//\ & MAX
o? REQUIRED GROUND STABILIZATION TIMEFRAMES & MAX SANDBAGS /\� /\�/\� /\�/\ //\\//\\/\\//\\//\\ \\//\\// •
zo \ �\ // (TYP.) OR STAPLES
W o STABILIZE WITHIN THIS MANY �\�\�� \ \ \���/ CLEARLY MARKED \ \ \ \ \ \ \ \ \ \ \�\�\�\�\�\�\�\� \�\�\.�\�\�\ \. �. 1937
SITE AREA DESCRIPTION CALENDAR DAYS AFTER CEASING TIMEFRAME VARIATIONS SIGNAGE NOTING 10 MIL PLASTIC LINING •
LAND DISTURBANCE SECTION A-A SECTION B-B DEVICE (18"X24"MIN) 2-FT
•
E (A) PERIMETER DIKES, SWALES, DITCHES,
AND PERIMETER SLOPES 7 NONE North Carolina
10-FT MIN 10-FT MIN
HIGH COHESIVE & LOW
A State Bureau of
FILTRATION SOIL BERM 0 O O O HIGH COHESIVE & LOW B SIGNAGE FOR EITHER WASHOUT STRUCTURE FILTRATION SOIL BERM O O
(B) HIGH QUALITY WATER (HQW) ZONES 7 NONE O O Investigations
0
ABOVE GROUND WASHOUT STRUCTURE NOTES:
BELOW GROUND CONCRETE WASHOUT NOTES: 0 1. ACTUAL LOCATION DETERMINED IN FIELD
SANDBAGS (TYP.) 0 10-FT MIN SANDBAGS (TYP.) 0 10-FT MIN
_T
IF SLOPES ARE 10' OR LESS IN LENGTH AND ARE NOT STEEPER THAN
(C) SLOPES STEEPER THAN 3:1 7 OR STAPLES 1. ACTUAL LOCATION DETERMINED IN FIELD 2. THE CONCRETE WASHOUT STRUCTURES SHALL
O 0
2:1, 14 DAYS ARE ALLOWED OR STAPLES BE MAINTAINED WHEN THE LIQUID AND/OR SOLID
0 0 2. THE CONCRETE WASHOUT STRUCTURES SHALL BE MAINTAINED WHEN REACHES 75% OF THE STRUCTURES CAPACITY TO
-7 DAYS FOR SLOPES >50' IN LENGTH AND WITH SLOPES STEEPER THAN 4:1P-7777THE LIQUID AND/OR SOLID REACHES 75% OF THE STRUCTURES CAPACITY. 0 CD = O 0 PROVIDE ADEQUATE HOLDING CAPACITY WITH A
(D) SLOPES 3:1 TO 4:1 -7 DAYS FOR PERIMETER DIKES, SWALES, DITCHES, PERIMETER SLOPES AND MINIMUM 12 INCHES OF FREEBOARD.
14 HQW ZONES O O 3.CONCRETE WASHOUT STRUCTURE NEEDS TO BE CLEARLY MARKED
-10 DAYS FOR FALLS LAKE WATERSHED WITH SIGNAGE NOTING DEVICE. B 3.CONCRETE WASHOUT STRUCTURE NEEDS TO BE
'4 LS
-7 DAYS FOR PERIMETER DIKES, SWALES, DITCHES, PERIMETER SLOPES AND PLAN CLEARY MARKED WITH SIGNAGE NOTING DEVICE.
(E) AREAS WITH SLOPES FLATTER THAN 4:1 14
HQW ZONES PLAN
-10 DAYS FOR FALLS LAKE WATERSHED UNLESS THERE IS ZERO SLOPE BELOW GRADE WASHOUT STRUCTURE ABOVE GRADE WASHOUT STRUCTURE 421 N HARRINGTON STREET SUITE 700
RALEIGH, NORTH CAROLINA 27603
NOTE: AFTER THE PERMANENT CESSATION OF CONSTRUCTION ACTIVITIES, ANY AREAS WITH TEMPORARY GROUND STABILIZATION SHALL BE CONVERTED TO PERMANENT TEE. LEIG , NOR FAX. INA 2 603
GROUND STABILIZATION AS SOON AS PRACTICABLE BUT IN NO CASE LONGER THAN 90 CALENDAR DAYS AFTER THE LAST LAND DISTURBING ACTIVITY. TEMPORARY O CONCRETE WASHOUT N.T.S. www.LS3P.COM
9.2730
GROUND STABILIZATION SHALL BE MAINTAINED IN A MANNER TO RENDER THE SURFACE STABLE AGAINST ACCELERATED EROSION UNTIL PERMANENT GROUND
STABILIZATION IS ACHIEVED. LITTER, BUILDING MATERIAL AND LAND CLEARING WASTE CONCRETE WASHOUTS ' •�,• �
1. NEVER BURY OR BURN WASTE. PLACE LITTER AND DEBRIS IN APPROVED WASTE CONTAINERS.
2. PROVIDE A SUFFICIENT NUMBER AND SIZE OF WASTE CONTAINERS (E.G DUMPSTER, TRASH RECEPTACLE) ON SITE TO CONTAIN CONSTRUCTION AND DOMESTIC WASTES. 1. DO NOT DISCHARGE CONCRETE OR CEMENT SLURRY FROM THE SITE.
GROUND STABILIZATION SPECIFICATION 2. DISPOSE OF, OR RECYCLE SETTLED, HARDENED CONCRETE RESIDUE IN ACCORDANCE WITH LOCAL AND STATE SOLID WASTE REGULATIONS AND AT AN APPROVED FACILITY. T I M M O N S GROUP
IN THE TABLE BELOW:STABILIZE THE GROUND SUFFICIENTLY SO THAT RAIN WILL NOT DISLODGE THE SOIL. USE ONE OF THE TECHNIQUES3. LOCATE WASTE CONTAINERS AT LEAST 50 FEET AWAY FROM STORM DRAIN INLETS AND SURFACE WATERS UNLESS NO OTHER ALTERNATIVES ARE REASONABLY AVAILABLE. ENGINEERING I DESIGN j TECHNOLOGY
4. LOCATE WASTE CONTAINERS ON AREAS THAT DO NOT RECEIVE SUBSTANTIAL AMOUNTS OF RUNOFF FROM UPLAND AREAS AND DOES NOT DRAIN DIRECTLY TO A STORM DRAIN, 3. MANAGE WASHOUT FROM MORTAR MIXERS IN ACCORDANCE WITH THE ABOVE ITEM AND IN ADDITION PLACE THE MIXER AND ASSOCIATED MATERIALS ON IMPERVIOUS NC LICENSE NUMBER C-1652
BARRIER AND WITHIN LOT PERIMETER SILT FENCE.
TEMPORARY STABILIZATION PERMANENT STABILIZATION STREAM OR WETLAND. Timmons Group
4. INSTALL TEMPORARY CONCRETE WASHOUTS PER LOCAL REQUIREMENTS, WHERE APPLICABLE. IF AN ALTERNATE METHOD OR PRODUCT IS TO BE USED, CONTACT YOUR
S. COVER WASTE CONTAINERS AT THE END OF EACH WORKDAY AND BEFORE STORM EVENTS OR PROVIDE SECONDARY CONTAINMENT. REPAIR OR REPLACE DAMAGED WASTE Attn: Frank Slinsky, PE
• TEMPORARY GRASS SEED COVERED WITH STRAW OR • PERMANENT GRASS SEED COVERED WITH STRAW OR OTHER MULCHES AND
CONTAINERS. APPROVAL AUTHORITY FOR REVIEW AND APPROVAL. IF LOCAL STANDARD DETAILS ARE NOT AVAILABLE, USE ONE OF THE TWO TYPES OF TEMPORARY CONCRETE 5410 Trinity Road; Suite 102
WASHOUTS PROVIDED ON THIS DETAIL. Raleigh, NC 27607
OTHER MULCHES AND TACKIFIERS TACKIFIERS 6. ANCHOR ALL LIGHTWEIGHT ITEMS IN WASTE CONTAINERS DURING TIMES OF HIGH WINDS. 5. DO NOT USE CONCRETE WASHOUTS FOR DEWATERING OR STORING DEFECTIVE CURB OR SIDEWALK SECTIONS. STORMWATER ACCUMULATED WITHIN THE WASHOUT Phone: [phone]
D 0HYDROSEEDING a GEOTEXTILE FABRICS SUCH AS PERMANENT SOIL REINFORCEMENT MATTING 7. EMPTY WASTE CONTAINERS AS NEEDED TO PREVENT OVERFLOW. CLEAN UP IMMEDIATELY IF CONTAINERS OVERFLOW. MAY NOT BE PUMPED INTO OR DISCHARGED TO THE STORM DRAIN SYSTEM OR RECEIVING SURFACE WATERS. LIQUID WASTE MUST BE PUMPED OUT AND REMOVED Fax: [phone]
• ROLLED EROSION CONTROL PRODUCTS WITH OR 0 HYDROSEEDING 8. DISPOSE WASTE OFF-SITE AT AN APPROVED DISPOSAL FACILITY. FROM PROJECT. FOR REVIEW ONLY
WITHOUT TEMPORARTY GRASS SEED 9 SHRUBS OR OTHER PERMANENT PLANTINGS COVERED WITH MULCH 9. ON BUSINESS DAYS, CLEAN UP AND DISPOSE OF WASTE IN DESIGNATED WASTE CONTAINERS. 6. LOCATE WASHOUTS AT LEAST 50 FEET FROM STORM DRAIN INLETS AND SURFACE WATERS UNLESS IT CAN BE SHOWN THAT NO OTHER ALTERNATIVES ARE REASONABLY NOT FOR CONSTRUCTION
• APPROPRIATELY APPLIED STRAW OR OTHER MULCH 0 UNIFORM AND EVENLY DISTRIBUTED GROUND COVER SUFFICIENT TO RESTRAIN AVAILABLE. AT A MINIMUM, INSTALL PROTECTION OF STORM DRAIN INLET(S) CLOSEST TO THE WASHOUT WHICH COULD RECEIVE SPILLS OR OVERFLOW. %0 IIII slit"'f
• PLASTIC SHEETING EROSION PAINT AND OTHER LIQUID WASTE 7. LOCATE WASHOUTS IN AN EASILY ACCESSIBLE AREA, ON LEVEL GROUND AND INSTALL A STONE ENTRANCE PAD IN FRONT OF THE WASHOUT. ADDITIONAL CONTROLS MAY ��.` '(H CARO ''�,
• STRUCTURAL METHODS SUCH AS CONCRETE,ASPHALT OR RETAINING WALLS 1. DO NOT DUMP PAINT AND OTHER LIQUID WASTE INTO STORM DRAINS, STREAMS OR WETLANDS. BE REQUIRED BY THE APPROVING AUTHORITY. FESS/
• ROLLED EROSION CONTROL PRODUCTS WITH GRASS SEED 2. LOCATE PAINT WASHOUTS AT LEAST 50 FEET AWAY FROM STORM DRAIN INLETS AND SURFACE WATERS UNLESS NO OTHER ALTERNATIVES ARE REASONABLY AVAILABLE. 8. INSTALL AT LEAST ONE SIGN DIRECTING CONCRETE TRUCKS TO THE WASHOUT WITHIN THE PROJECT LIMITS. POST SIGNAGE ON THE WASHOUT ITSELF TO IDENTIFY THIS
3. CONTAIN LIQUID WASTES IN A CONTROLLED AREA. LOCATION. - SE L -
362
POLYACRYLAMIDES(PAMS)AND FLOCCULANTS 4. CONTAINMENT MUST BE LABELED, SIZED AND PLACED APPROPRIATELY FOR THE NEEDS OF SITE. 9. REMOVE LEAVINGS FROM THE WASHOUT WHEN AT APPROXIMATELY 75% CAPACITY TO LIMIT OVERFLOW EVENTS. REPLACE THE TARP, SANDBAGS OR OTHER TEMPORARY 9 312/124
1. SELECT FLOCCULANTS THAT ARE APPROPRIATE FOR THE SOILS BEING EXPOSED DURING CONSTRUCTION, SELECTING FROM THE NC DWR LIST OF APPROVED S. PREVENT THE DISCHARGE OF SOAPS, SOLVENTS, DETERGENTS AND OTHER LIQUID WASTES FROM CONSTRUCTION SITES. STRUCTURAL COMPONENTS WHEN NO LONGER FUNCTIONAL. WHEN UTILIZING ALTERNATIVE OR PROPRIETARY PRODUCTS, FOLLOW MANUFACTURERS INSTRUCTIONS. FNGINEE�`
PAMS/FLOCCULANTS. 10. AT THE COMPLETION OF THE CONCRETE WORK REMOVE REMAINING LEAVINGS AND DISPOSE OF IN AN APPROVED DISPOSAL FACILITY. FILL PIT IF APPLICABLE AND
2. APPLY FLOCCULANTS AT OR BEFORE THE INLETS TO EROSION AND SEDIMENT CONTROL MEASURES. PORTABLE TOILETS STABILIZE ANY DISTURBANCE CAUSED BY REMOVAL OF WASHOUT. �i.1.0 SLI 11 ```�
3. APPLY FLOCCULANTS AT THE CONCENTRATIONS SPECIFIED IN THE NC DWR LIST OFAPPROVED PAMS/FLOCCULANTS AND IN ACCORDANCE WITH THE 1. INSTALL PORTABLE TOILETS ON LEVEL GROUND, AT LEAST 50 FEET AWAY FROM STORM DRAINS, STREAMS OR WETLANDS UNLESS THERE IS NO ALTERNATIVE REASONABLY
AVAILABLE IF SO FOOT OFFSET IS NOT ATTAINABLE PROVIDE RELOCATION OF PORTABLE TOILET BEHIND SILT FENCE OR PLACE ON A GRAVEL PAD AND SURROUND WITH SAND BAGS HERBICIDES PESTICIDES AND RODENTICIDES
. , .
MANUFACTURER'S INSTRUCTIONS. � COPYRIGHT 2024 ALL RIGHTS RESERVED. PRINTED OR
1. STORE AND APPLY HERBICIDES PESTICIDES AND RODENTICIDES IN ACCORDANCE WITH LABEL RESTRICTIONS. ELECTRONIC DRAWINGS AND DOCUMENTATION MAY
4. PROVIDE PONDING AREA FOR CONTAINMENT OF TREATED STORMWATER BEFORE DISCHARGING OFFSITE. 2. PROVIDE STAKING OR ANCHORING OF PORTABLE TOILETS DURING PERIODS OF HIGH WINDS OR IN HIGH FOOT TRAFFIC AREAS. ' NOT BE REPRODUCED IN ANY FORM WITHOUT WRITTEN
STORE HERBICIDES, PESTICIDES AND RODENTICIDES IN THEIR ORIGINAL CONTAINERS WITH THE LABEL, WHICH LISTS DIRECTIONS FOR USE, INGREDIENTS AND FIRST PERMISSION FROM LS3PASSOCIATES LTD.
5. STORE FLOCCULANTS IN LEAK-PROOF CONTAINERS THAT ARE KEPT UNDER STORM-RESISTANT COVER OR SURROUNDED BY SECONDARY CONTAINMENT STRUCTURES. 3. MONITOR PORTABLE TOILETS FOR LEAKING AND PROPERLY DISPOSE OF ANY LEAKED MATERIAL. UTILIZE A LICENSED SANITARY WASTE HAULER TO REMOVE LEAKING PORTABLE 2. AID STEPS IN CASE OF ACCIDENTAL POISONING.
TOILETS AND REPLACE WITH PROPERLY OPERATING UNIT. 3. DO NOT STORE HERBICIDES, PESTICIDES AND RODENTICIDES IN AREAS WHERE FLOODING IS POSSIBLE OR WHERE THEY MAY SPILL OR LEAK INTO WELLS,
EQUIPMENT AND VEHICLE MAINTENANCE EARTHEN STOCKPILE MANAGEMENT STORMWATER DRAINS, GROUND WATER OR SURFACE WATER. IF A SPILL OCCURS, CLEAN AREA IMMEDIATELY. 06
1. MAINTAIN VEHICLES AND EQUIPMENT TO PREVENT DISCHARGE OF FLUIDS. 1. SHOW STOCKPILE LOCATIONS ON PLANS. LOCATE EARTHEN-MATERIAL STOCKPILE AREAS AT LEAST 50 FEET AWAY FROM STORM DRAIN INLETS, SEDIMENT BASINS, PERIMETER 4. DO NOT STOCKPILE THESE MATERIALS ONSITE.
2. PROVIDE DRIP PANS UNDER ANY STORED EQUIPMENT. SEDIMENT CONTROLS AND SURFACE WATERS UNLESS IT CAN BE SHOWN NO OTHER ALTERNATIVES ARE REASONABLY AVAILABLE.
3. IDENTIFY LEAKS AND REPAIR AS SOON AS FEASIBLE, OR REMOVE LEAKING EQUIPMENT FROM THE PROJECT. 2. PROTECT STOCKPILE WITH SILT FENCE INSTALLED ALONG TOE OF SLOPE WITH A MINIMUM OFFSET OF FIVE FEET FROM THE TOE OF STOCKPILE. HAZARDOUS AND TOXIC WASTE
4. COLLECT ALL SPENT FLUIDS, STORE IN SEPARATE CONTAINERS AND PROPERLY DISPOSE AS HAZARDOUS WASTE (RECYCLE WHEN POSSIBLE). 3. PROVIDE STABLE STONE ACCESS POINT WHEN FEASIBLE. 1. CREATE DESIGNATED HAZARDOUS WASTE COLLECTION AREAS ON-SITE. O
S. REMOVE LEAKING VEHICLES AND CONSTRUCTION EQUIPMENT FROM SERVICE UNTIL THE PROBLEM HAS BEEN CORRECTED. 4. STABILIZE STOCKPILE WITHIN THE TIMEFRAMES PROVIDED ON THIS SHEET AND IN ACCORDANCE WITH THE APPROVED PLAN AND ANY ADDITIONAL REQUIREMENTS. SOIL 2. PLACE HAZARDOUS WASTE CONTAINERS UNDERCOVER OR IN SECONDARY CONTAINMENT. ■�
6. BRING USED FUELS, LUBRICANTS, COOLANTS, HYDRAULIC FLUIDS AND OTHER PETROLEUM PRODUCTS TO A RECYCLING OR DISPOSAL CENTER THAT HANDLES THESE STABILIZATION IS DEFINED AS VEGETATIVE, PHYSICAL OR CHEMICAL COVERAGE TECHNIQUES THAT WILL RESTRAIN ACCELERATED EROSION ON DISTURBED SOILS FOR 3. DO NOT STORE HAZARDOUS CHEMICALS, DRUMS OR BAGGED MATERIALS DIRECTLY ON THE GROUND.
MATERIALS. TEMPORARY OR PERMANENT CONTROL NEEDS. ■
NCG01 GROUND STABILIZATION AND MATERIALS HANDLING EFFECTIVE: 04/01/19
PART III PART III PART III a
C SELF-INSPECTION, RECORDKEEPING AND REPORTING SELF-INSPECTION, RECORDKEEPING AND REPORTING SELF-INSPECTION, RECORDKEEPING AND REPORTING
SECTION A:SELF-INSPECTION SECTION C: REPORTING SECTION B: RECORDKEEPING
SELF-INSPECTIONS ARE REQUIRED DURING NORMAL BUSINESS HOURS IN ACCORDANCE WITH THE TABLE BELOW. WHEN ADVERSE WEATHER OR SITE CONDITIONS WOULD CAUSE 1. E&SC PLAN DOCUMENTATION
1. OCCURRENCES THAT MUST BE REPORTED LM
THE SAFETY OF THE INSPECTION PERSONNEL TO BE IN JEOPARDY,THE INSPECTION MAY BE DELAYED UNTIL THE NEXT BUSINESS DAY ON WHICH IT IS SAFE TO PERFORM THE PERMITTEES SHALL REPORT THE FOLLOWING OCCURRENCES: THE APPROVED E&SC PLAN AS WELL AS ANY APPROVED DEVIATION SHALL BE KEPT ON THE SITE. THE APPROVED E&SC PLAN MUST BE KEPT UP-TO-DATE THROUGHOUT THE a) CD
INSPECTION. IN ADDITION, WHEN A STORM EVENT OF EQUAL TO OR GREATER THAN 1.0 INCH OCCURS OUTSIDE OF NORMAL BUSINESS HOURS,THE SELF-INSPECTION SHALL BE COVERAGE UNDER THIS PERMIT. THE FOLLOWING ITEMS PERTAINING TO THE E&SC PLAN SHALL BE KEPT ON SITE AND AVAILABLE FOR INSPECTION AT ALL TIMES DURING �� r10
PERFORMED UPON THE COMMENCEMENT OF THE NEXT BUSINESS DAY. ANY TIME WHEN INSPECTIONS WERE DELAYED SHALL BE NOTED IN THE INSPECTION RECORD. (a) VISIBLE SEDIMENT DEPOSITION IN A STREAM OR WETLAND. NORMAL BUSINESS HOURS. CV
(b) OIL SPILLS IF:
• THEY ARE 25 GALLONS OR MORE, C)OCCURRENCE DOCUMENTATION REQUIREMENTS
REQUIRED GROUND STABILIZATION TIMEFRAMES THEY ARE LESS THAN 25 GALLONS BUT CANNOT BE CLEANED UP WITHIN 24 HOURS, z
FREQUENCY (DURING NORMAL • THEY CAUSE SHEEN ON SURFACE WATERS REGARDLESS OF VOLUME), OR (A) EACH E&SC MEASURE HAS BEEN
TIMEFRAME VARIATIONS ( ) INITIAL AND DATE EACH E&SC MEASURE ON A COPY OF THE APPROVED E&SC PLAN OR COMPLETE,
INSTALLED AND DOES NOT DATE AND SIGN AN INSPECTION REPORT THAT LISTS EACH E&SC MEASURE SHOWN ON THE APPROVED cr
O _� N
INSPECT BUSINESS HOURS) • THEY ARE WITHIN 100 FEET OF SURFACE WATERS (REGARDLESS OF VOLUME). o
SIGNIFICANTLY DEVIATE FROM THE o M
E&SC PLAN. THIS DOCUMENTATION IS REQUIRED UPON THE INITIAL INSTALLATION OF THE E&SC IM DAILY RAINFALL AMOUNTS. (C) RELEASES OF HAZARDOUS SUBSTANCES IN EXCESS OF REPORTABLE QUANTITIES UNDER SECTION 311 OF THE CLEAN WATER ACT(REF: 40 CFR 110.3 AND 40 CFR 117.3) LOCATIONS, DIMENSIONS,AND ■ - M
OR SECTION 102 OF CERCLA REF: 40 CFR 302.4 OR G.S. 143-215.85. RELATIVE ELEVATIONS SHOWN ON THE MEASURES OR IF THE E&SC MEASURES ARE MODIFIED AFTER INITIAL INSTALLATION.
IF NO DAILY RAIN GAUGE OBSERVATIONS ARE MADE DURING WEEKEND OR HOLIDAY ( ) �� N
PERIODS AND NO INDIVIDUAL-DAY RAINFALL INFORMATION IS AVAILABLE RECORD (d) ANTICIPATED BYPASSES AND UNANTICIPATED BYPASSES. APPROVED E&SC PLAN. IM N
(1) RAIN GAUGE DAILY CD
THE CUMULATIVE RAIN MEASUREMENT FOR THOSE UNATTENDED DAYS AND THIS
MAINTAINED IN ( (e) NONCOMPLIANCE WITH THE CONDITIONS OF THIS PERMIT THAT MAY ENDANGER HEALTH OR THE ENVIRONMENT. (B) A PHASE OF GRADING HAS BEEN INITIAL AND DATE A COPY OF THE APPROVED E&SC PLAN OR COMPLETE, DATE AND SIGN AN INSPECTION > N °O
GOOD WORKING WILL DETERMINE IF A SITE INSPECTION IS NEEDED). DAYS ON WHICH NO RAINFALL
ORDER OCCURRED SHALL BE RECORDED AS "ZERO." THE PERMITTEE MAY USE ANOTHER COMPLETED REPORT TO INDICATE COMPLETION OF THE CONSTRUCTION PHASE T 0LU W
2.REPORTING TIMEFRAMES AND OTHER REQUIREMENTS i
RAIN-MONITERING DEVICE APPROVED BY THE DIVISION. AFTER A PERMITTEE BECOMES AWARE OF AN OCCURRENCE THAT MUST BE REPORTED, HE SHALL CONTACT THE APPROPRIATE DIVISION REGIONAL OFFICE WITHIN THE (C) GROUND COVER IS LOCATED AND
TIMEFRAMES AND IN ACCORDANCE WITH THE OTHER REQUIREMENTS LISTED BELOW. OCCURRENCES OUTSIDE NORMAL BUSINESS HOURS MAY ALSO BE REPORTED TO INSTALLED IN ACCORDANCE WITH INITIAL AND DATE A COPY OF THE APPROVED E&SC PLAN OR COMPLETE, DATE AND SIGN AN t6 p 0
1. IDENTIFICATION OF THE MEASURES INSPECTED, THE APPROVED E&SC PLAN. INSPECTION REPORT TO INDICATE COMPLIANCE WITH APPROVED GROUND COVER SPECIFICATIONS M a. M
AT LEAST ONCE PER 7 THE DEPARTMENT'S ENVIRONMENTAL EMERGENCY CENTER PERSONNEL AT(800) 858-0368. W a
CALENDAR DAYS 2. DATE AND TIME OF THE INSPECTION, N O IL
(2) E&SC MEASURES AND WITHIN 24 HOURS OF A 3. NAME OF THE PERSON PERFORMING THE INSPECTION (D) THE MAINTENANCE AND REPAIR COMPLETE, DATE AND SIGN AN INSPECTION REPORT co V U)
4. INDICATION OF WEATHER THE MEASURES WERE OPERATING PROPERLY OCCURRENCE REPORTING TIMEFRAMES (AFTER DISCOVERY) AND OTHER REQUIREMENTS REQUIREMENTS FOR ALL E&SC cy) co _j
RAIN EVENT 5. DESCRIPTION OF MAINTENANCE NEEDS FOR THE MEASURE MEASURES HAVE BEEN
>_ 1.0 INCH IN 24 HOURS 6. DESCRIPTION, EVIDENCE, AND DATE OF CORRECTIVE ACTIONS TAKEN. PERFORMED 4 DATE DESCRIPTION
10-10-2024 NGDEQ STORMWATER 2ND SUBMITTAL
1. IDENTIFICATION OF THE MEASURES INSPECTED, WITHIN 24 HOURS, AN ORAL OR ELECTRONIC NOTIFICATION (E) CORRECTIVE ACTIONS HAVE INITIAL AND DATE A COPY OF THE APPROVED E&SC PLAN OR COMPLETE, DATE AND SIGN AN
2. DATE AND TIME OF THE INSPECTION, WITHIN 7 CALENDAR DAYS A REPORT THAT CONTAINS A DESCRIPTION OF THE SEDIMENT AND BEEN TAKEN TO E&SC INSPECTION REPORT TO INDICATE THE COMPLETION OF THE CORRECTIVE ACTION
AT LEAST ONCE PER 7 3. NAME OF THE PERSON PERFORMING THE INSPECTION (A) VISIBLE SEDIMENT MEASURES
ACTIONS TAKEN TO ADDRESS THE CAUSE OF THE DEPOSITION. DIVISION STAFF MAY WAIVE THE
D (3) STORMWATER DISCHARGE CALENDAR DAYS AND WITHIN 4. EVIDENCE OF INDICATORS OF STORMWATER POLLUTION SUCH AS OIL SHEEN, DEPOSITION IN A STREAM REQUIREMENT FOR A WRITTEN REPORT ON ACASE-BY-CASE BASIS. 2.ADDITIONAL DOCUMENTATION TO BE KEPT ON SITE
OUTFACES (SDOS) 24 HOURS OF A RAIN EVENT >_ FLOATING OR SUSPENDED SOLIDS OR DISCOLORATION. OR WETLAND 1.0 INCH IN 24 HOURS 5. INDICATION OF VISIBLE SEDIMENT LEAVING THE SITE IF THE STREAM IS NAMED ON THE NC 303(D) LIST AS IMPAIRED FOR SEDIMENT RELATED CAUSES, IN ADDITION TO THE E&SC PLAN DOCUMENTS ABOVE,THE FOLLOWING ITEMS SHALL BE KEPT ON THE SITE AND AVAILABLE FOR INSPECTORS AT ALL TIMES DURING
THE PERMITTEE MAY BE REQUIRED TO PERFORM ADDITIONAL MONITERING, INSPECTIONS, OR NORMAL BUSINESS HOURS, UNLESS THE DIVISION PROVIDES A SITE-SPECIFIC EXEMPTION BASED ON UNIQUE SITE CONDITIONS THAT MAKE THIS REQUIREMENT NOT
6. DESCRIPTION, EVIDENCE, AND DATE OF CORRECTIVE ACTIONS TAKEN. APPLY MORE STRINGENT PRACTICES IF STAFF DETERMINE THAT ADDITIONAL REQUIREMENTS ARE PRACTICAL:
AT LEAST ONCE PER 7 IF VISIBLE SEDIMENTATION IS FOUND OUTSIDE SITE LIMITS, THEN A RECORD OF THE FOLLOWING NEEDED TO ASSURE COMPLIANCE WITH THE FEDERAL OR STATE IMPAIRED-WATERS CONDITIONS
CALENDAR DAYS SHALL BE MADE: (a) THIS GENERAL PERMIT AS WELL AS THE CERTIFICATE OF COVERAGE,AFTER IT IS RECEIVED.
(4) PERIMETER OF SITE AND WITHIN 24 HOURS OF A 1. ACTIONS TAKEN TO CLEANUP OR STABILIZE THE SEDIMENT THAT HAS LEFT THE SITE LIMITS
RAIN EVENT 2. DESCRIPTION, EVIDENCE, AND DATE OF CORRECTIVE ACTIONS TAKEN, AND (B) OIL SPILLS AND RELEASE OF WITHIN 24 HOURS, AN ORAL OR ELECTRONIC NOTIFICATION. THE NOTIFICATION SHALL (b) RECORDS OF INSPECTIONS MADE DURING THE PREVIOUS TWELVE MONTHS. THE PERMITTEE SHALL RECORD THE REQUIRED OBSERVATIONS ON THE INSPECTION
3. AN EXPLANATION AS TO THE ACTIONS TAKEN TO CONTROL FUTURE RELEASES. HAZARDOUS SUBSTANCES PER INCLUDE INFORMATION ABOUT THE DATE, TIME, NATURE, VOLUME, AND LOCATION OF RECORD FORM PROVIDED BY THE DIVISION OR A SIMILAR INSPECTION FORM THAT INCLUDES ALL THE REQUIRED ELEMENTS. USE OF ELECTRONICALLY-AVAILABLE
>_ 1.0 INCH IN 24 HOURS RECORDS IN LIEU OF THE REQUIRED PAPER COPIES WILL BE ALLOWED IF SHOWN TO PROVIDE EQUAL ACCESS AND UTILITY AS THE HARD-COPY RECORDS.
AT LEAST ONCE PER 7 CALENDARIF THE STREAM OR WETLAND HAS INCREASED VISIBLE SEDIMENTATION OR A STREAM HAS VISIBLE ITEM 1 (B)-(C) ABOVE THE SPILL OR RELEASE
(5) STREAMS OR WETLANDS 3. DOCUMENTATION TO BE RETAINED FOR THREE YEARS
DAYS INCREASED TURBIDITY FROM THE CONSTRUCTION ACTIVITY, THEN A RECORD OF THE FOLLOWING C ANTICIPATED BYPASSES 40
ON SITE OR OFFSITE SHALL BE MADE: ( ) [ 0 A REPORT AT LEAST TEN DAYS BEFORE THE DATE OF THE BYPASS, IF POSSIBLE. THE REPORT ALL DATA USED TO COMPLETE THE E-NOI AND ALL INSPECTION RECORDS SHALL BE MAINTAINED FOR A PERIOD OF THREE YEARS AFTER PROJECT COMPLETION AND MADE
(WHERE ACCESSIBLE) AND WITHIN 24 HOURS OF A 1. DESCRIPTION, EVIDENCE AND DATE OF CORRECTIVE ACTIONS TAKEN, AND CFR 122.41(M)(3)] SHALL INCLUDE AN EVALUATION OF THE ANTICIPATED QUALITY AND EFFECT OF THE BYPASS AVAILABLE UPON REQUEST. [40 CFR 122.41]
RAIN EVENT 2. RECORDS OF THE REQUIRED REPORTS TO THE APPROPRIATE DIVISION REGIONAL OFFICE PER
> 1.0 INCH IN 24 HOURS PART III, SECTION C, ITEM (2)(A) OF THIS PERMIT. WITHIN 24 HOURS, AN ORAL OR ELECTRONIC NOTIFICATION
(D) UNANTICIPATED BYPASSES [40 0 WITHIN 7 CALENDAR DAYS, A REPORT THAT INCLUDES AN EVALUATION OF THE QUALITY AND TEMPORARY SEED SCHEDULE (Aug 15 - May 1 ) NOTES:
AFTER EACH PHASE OF 1. THE PHASE OF GRADING (INSTALLATION OF PERIMETER E&SC MEASURES, CLEARING CFR 122.41(M)(3)] EFFECT OF THE BYPASS 1. ENSURE SOIL COMPACTION REQUIREMENTS ARE MET PRIOR TO SEEDING.
(6) GROUND STABILIZATION AND GRUBBING, INSTALLATION OF STORM DRAINAGE FACILITIES, COMPLETION OF ALL GRASS SPECIES BLEND PLANTING RATE MIN. % PURE MAX. % WEED MINIMUM COMPACTION REQUIRED IS 95% OF THE STANDARD PROCTOR
MEASURES GRADING LAND-DISTURBING ACTIVITY, CONSTRUCTION OR REDEVELOPMENT, PERMANENT SEED SEED DENSITY FOR SLOPES UP TO 5%. MINIMUM COMPACTION REQUIRED IS
GROUND COVER). 0 WITHIN 24 HOURS, AN ORAL OR ELECTRONIC NOTIFICATION 90% MAXIMUM DRY DENSITY ELSEWHERE INCLUDING ON SLOPES 4:1 OR
2. DOCUMENTATION THAT THE REQUIRED GROUND STABILIZATION MEASURES HAVE (E) NONCOMPLIANCE WITH THE . WITHIN 7 CALENDAR DAYS, A REPORT THAT CONTAINS A DESCRIPTION OF THE NONCOMPLIANCE, ANNUAL RYE GRASS 120-LBS PER STEEPER. REFER TO SPECIFICATION SECTION 31 20 00.
BEEN PROVIDED WITHIN THE REQUIRED TIMEFRAME OR AN ASSURANCE THAT THEY CONDITIONS OF THIS PERMIT AND ITS CAUSES; THE PERIOD OF NONCOMPLIANCE, INCLUDING EXACT DATES AND TIMES, AND IF 1-ACRE ° ° 2. SOIL AMENDMENTS: ADD 2,000-LBS/ACRE GROUND AGRICULTURAL
WILL BE PROVIDED AS SOON AS POSSIBLE THAT MAY ENDANGER HEALTH OR THE NONCOMPLIANCE HAS NOT BEEN CORRECTED, THE ANTICIPATED TIME NONCOMPLIANCE IS ANNUAL LESPEDEZA(KOBE) 50-LBS PER 85/° 1 /° LIMESTONE AND 750-LBS/ACRE 10-10-10 FERTILIZER TO THE SOIL BEFORE
NOTE: THE RAIN INSPECTION RESETS THE REQUIRED 7 CALENDAR DAY INSPECTION REQUIREMENT.
THE ENVIRONMENT [40 CFR EXPECTED TO CONTINUE; AND STEPS TAKEN OR PLANNED TO REDUCE, ELIMINATE, AND PREVENT 1-ACRE SEEDING.122.41 (1)(7)] REOCCURRENCE OF THE NONCOMPLIANCE. [40 CFR 122.41(I)(6). 3. MULCH: APPLY 4,000-LBS/ACRE STRAW OVER SEED. ANCHOR STRAW
• DIVISION STAFF MAY WAIVE THE REQUIREMENT FOR A WRITTEN REPORT ON A CASE BY CASE BASIS TEMPORARY SEED SCHEDULE (May 1 - Aug 15) MULCH BY CRIMPING INTO TOPSOIL BY SUITABLE MECHANICAL
EQUIPMENT.
GRASS SPECIES BLEND PLANTING RATE MIN. % PURE MAX. % WEED 4. HYDROSEED ALL SLOPES 3:1 OR STEEPER. SHEET NAME:
PART 11, SECTION G, ITEM (4) SEED SEED 5. PROTECT SEEDED AREAS 3:1 SLOPE/GRADE OR STEEPER AGAINST NOTES & DETAILS
DRAW DOWN OF SEDIMENT BASINS FOR MAINTENANCE OR CLOSE OUT EROSION BY PROVIDING EROSION-CONTROL BLANKETS INSTALLED AND
GERMAN MILLET 1-ACR PER 85% 1% STAPLED ACCORDING TO MANUFACTURER'S RECOMMENDATIONS.
A 1-ACRE 6. PROTECT SEEDED AREAS LESS THAN 3:1 SLOPE/GRADE AGAINST
SEDIMENT BASINS AND TRAPS THAT RECEIVE RUNOFF FROM DRAINAGE AREAS OF ONE ACRE OR MORE SHALL USE OUTLET STRUCTURES THAT WITHDRAW WATER FROM THE SURFACE WHEN THESE DEVICES NEED TO BE DRAWN DOWN FOR MAINTENANCE OR
CLOSE OUT UNLESS THIS IS INFEASIBLE. THE CIRCUMSTANCES IN WHICH IT IS NOT FEASIBLE TO WITHDRAW WATER FROM THE SURFACE SHALL BE RARE (FOR EXAMPLE,TIMES WITH EXTENDED COLD WEATHER). NON-SURFACE WITHDRAWALS FROM SEDIMENT EROSION BY SPREADING STRAW MULCH AFTER COMPLETION OF SEEDING
BASINS SHALL BE ALLOWED ONLY WHEN ALL OF THE FOLLOWING CRITERIA HAVE BEEN MET: OPERATIONS. SPREAD UNIFORMLY AT A MINIMUM RATE OF 2 TONS PER
ACRE TO FORM A CONTINUOUS BLANKET 1-1/2 INCHES LOOSE DEPTH
(a) THE E&SC PLAN AUTHORITY HAS BEEN PROVIDED WITH DOCUMENTATION OF THE NON-SURFACE WITHDRAWAL AND THE SPECIFIC TIME PERIODS OR CONDITIONS IN WHICH IT WILL OCCUR. THE NON-SURFACE WITHDRAWAL SHALL NOT COMMENCE UNTIL PERMANENT SEED SCHEDULE (April 15 - Aug 15)* OVER SEEDED AREAS. SPREAD BY HAND, BLOWER, OR OTHER SUITABLE ORIG 2024.09.12
THE E&SC PLAN AUTHORITY HAS APPROVED THESE ITEMS, EQUIPMENT. SUBMISSION:
(b) THE NON-SURFACE WITHDRAWAL HAS BEEN REPORTED AS AN ANTICIPATED BYPASS IN ACCORDANCE WITH PART III, SECTION C, ITEM (2)(C)AND (D) OF THIS PERMIT, GRASS SPECIES BLEND PLANTING RATE MIN. % PURE MAX. % WEED 7. INSPECT ALL SEEDED AREAS AND MAKE NECESSARY REPAIRS OR
SEED SEED RESEEDINGS AS NEEDED.
(c) DEWATERING DISCHARGES ARE TREATED WITH CONTROLS TO MINIMIZE DISCHARGES OF POLLUTANTS FROM STORMWATER THAT IS REMOVED FROM THE SEDIMENT BASIN. EXAMPLES OF APPROPRIATE CONTROLS INCLUDE PROPERLY SITED, DESIGNED
AND MAINTAINED DEWATERING TANKS, WEIR TANKS, AND FILTRATION SYSTEMS, CELEBRATION BERMUDA SEED 200-LBS PER 8. SATISFACTORY LAWN: SEEDED LAWNS SHALL BE CONSIDERED
(d) VEGETATED, UPLAND AREAS OF THE SITES OR A PROPERLY DESIGNED STONE PAD IS USED TO THE EXTENT FEASIBLE AT THE OUTLET OF THE DEWATERING TREATMENT DEVICES DESCRIBED IN ITEM (C)ABOVE, (HULLED) 1-ACRE 95% LESS THAN 1% SATISFACTORY/ACCEPTABLE PROVIDED REQUIREMENTS, INCLUDING
MAINTENANCE, HAVE BEEN MET AND A HEALTHY, UNIFORM, CLOSE STAND
(e) VELOCITY DISSIPATION DEVICES SUCH AS CHECK DAMS, SEDIMENT TRAPS, AND RIPRAP ARE PROVIDED AT THE DISCHARGE POINTS OF ALL DEWATERING DEVICES,AND OF GRASS IS ESTABLISHED, FREE OF WEEDS, BARE SPOTS EXCEEDING 5
(f) SEDIMENT REMOVED FROM THE DEWATERING TREATMENT DEVICES DESCRIBED IN ITEM (C)ABOVE IS DISPOSED OF IN A MANNER THAT DOES NOT CAUSE DEPOSITION OF SEDIMENT INTO WATERS OF THE UNITED STATES. *NOTE: PERMANENT SEEDING FOR THIS PROJECT MUST BE DONE BETWEEN APRIL 15 SHEET:
AND AUGUST 15. BY 5 INCHES AND SURFACE IRREGULARITIES.
C=804
NCGO 1 SELF-INSPECTION,RECORDKEEPING AND REPORTING EFFECTIVE: 04/01/19 GRASS SEEDING SCHEDULE AND NOTES
1 2 3 4 5 1 6 1000% CONSTRUCTION DOCUMENTS

•
J U)
H F-
U W
X W
LU=W
LO L U)
LU
'om a a HEEL PROOF IRON VERIFY SIZE OF
Z Q SLOTTED TRENCH GRATE, DOWNSPOUT PRIOR TO - •
z z Y ORDERING BOOT
xx�
3" 1' 9" 1' 9" POWDER COATED BLACK PROVIDE WATERTIGHT
w z° X X #4 BAR CONNECTION FROM DOWNSPOUT
Uj
PE 12
0 3" SLOPE 1211
L APRON CONC SAWCUT FOR CLEAN TO DOWNSPOUT BOOT .� 1937
(10)-3/8" DIA. WELDED EDGE. ADD JOINT FILLER.
STUD ANCHORS 8" LG. DOWN APRON
(4"+4"ANCHORS 6„ PAVEMENT 2% PAVEMENT
PIGGYBACK=8") ~ � North Carolina
E � DOWEL
10"THICK 4,000-PSI3
2" TRENCH WIDTH � I� CONCRETE OVER 4"ABC STONE FACTORY FINISH/POWDERCOAT.
Y WEEP I CLEANOUT TO BE ON SIDE OF BOOT ARCHITECT TO SELECT COLOR OF State Bureau of
HOLES POWDER COAT FROM FULL RANGE
PLAN PLAN DIMENSIONS FOR DROP INLET CROSS SECTION OF COLORS. Investigations
W/GRATE & FRAME REMOVED SHOWING POSITION OF B LTc DIMENSIONS OF BOX & PIPE
`3/8"DIA.x 8"LG. WELDED
4'4" PIGGYBACK STUD PIPE SPAN WIDTH HEIGHT SLOPE 12"
- 3'-0" ANCHORS APRON CONC
3„ I� �I 3" _ DOWN APRON
3 I­_ D A B H
PAVEMENT 2% A PAVEMENT
6 _ A o 6 6 B 6 12" 3'-0" 2'-0" 2'-8" �- LEVEL TOP ELEV= B 10"THICK 4,000-PSI
15" 3'-0" OD FINISHED GRADE
BOTTOM SLOPE CONCRETE OVER 4"
io �- ABC STONE ADD ADAPTERS AS PROVIDE ADAPTER AND CAST IRON DOWNSPOUT BOOT WITH
a• 1811 31-511
NECESSARY TO WATERTIGHT CONNECTION FROM CLEANOUT. BOOT SHALL BE SIZED
" r 24" 4'-0" PIPE TO DOWNSPOUT BOOT. - FOR WATERTIGHT CONNECTION WITH
" ACCOMMODATE PIPE SIZE DOWNSPOUT AND SUBSURFACE
30" 3'-0" 2'-0" 4'-3" PIPING,SEAL ANY GAPS.
DOWEL a SEE PLAN FOR PROFILE o BASIS OF DESIGN:J.R.HOE SERIES,
`O SEE NOTE#2 PIPE SIZE MODEL A-4632C OR APPROVED EQUAL
SECTION-XX SECTION-YY INLET STRUCTURES WITH "H" INV OUT= © 421 N HARRINGTON STREET SUITE 700
VALUES (HEIGHT) LESS THAN RALEIGH, NORTH CAROLINA 27603
MINIMUM SHOWN IN CHART SHALL o 45 DEGREE BEND ON BOOT TO TEL. [phone] FAX. [phone]
N HAVE SHOP DRAWINGS DESIGNED SLOPE APRON 12" CONC BE BELOW SURFACE GRADE. WWW.LS3P.COM
1„ N N 39 s" AND SEALED BY PROFESSIONAL DOWN 2% APRON *00
rv� 274 ENGINEER MEETING SPEC SECTION PAVEMENT �_ LEVEL TOP ELEV= B A PAVEMENT - - • i 00
LS
33 40 00 REQUIREMENTS. THESE 4
T STRUCTURES CAN BE CONCRETE Op BOTTOM SLOPE 10"THICK 4,D00-PSI T I M M O N S GROUP
�� CONCRETE OVER 4"ABC
AND/OR MASONRY DESIGN STONE SCHED 40 PVC OR CLASS 52 ENGINEERING I DESIGN I TECHNOLOGY
41%" DI PIPE NC LICENSE NUMBER C-1652
29 ADD ADAPTERS A7NECESSARY TO SEE PLANS&NOTES BELOW
39Y8„ DIMENSIONS FOR CHANNELS ACCOMMPE SIZE ( ) Timmons Group
27%" TOTAL Y
N0. SIZE LENGTH Attn: Frank Slinsk PE
LIN. FT. SEE PLPIPE SIZE NOTES: 5410 Trinity Road; Suite 102
INV OUT= © 1. PRECAST CONCRETE TRENCH DRAINS ARE
2 3"x4.1" 4'-0" 8'-0" Phonleh9N9.866.4505
D 3 PROFILE ACCEPTABLE AS LONG AS THE JOINTS IN
25/a" 3 2 3"x4.1" 2'-6" THE TRENCH DRAIN APRON ALIGN WITH Fax: [phone]
30" 42" THE JOINTS IN THE TRENCH DRAIN. FOR REVIEW ONLY
NOT FOR CONSTRUCTION
GRATE SECTIONS TRENCH TRENCH �\1 CA/?0 ,
GRATE PLAN .�N011� 11t"..�.,
DRAIN NO. A B C D WIDTH ���O� ��'
�OFESS/
NOTES: TD-#
NOTES: - SE L -
1. 3,000-PSI CONCRETE TO BE USED THROUGHOUT. 3612
1. INSTALL CAST IRON DOWNSPOUT BOOT ON EXISTING DOWNSPOUT AND MOUNT SECURELY TO WALL. 90�127 24
2. OPTIONAL CONSTRUCTION - MONOLITHIC POUR, 2" KEYWAY, OR #4 BAR DOWELS AT 12" CENTER, AS DIRECTED BY THE DESIGNER. FN6INEE�
3. TWO 2" PIPE WEEP HOLES TO BE PLACED AS DIRECTED BY DESIGNER. 2. FACTORY FINISH / POWDERCOAT BOOT TO MATCH COLOR OF DOWNSPOUT. �J1.0.q'y�/S SLINs�y%`��``
4. FORMS ARE TO BE USED FOR THE CONSTRUCTION OF THE BOTTOM SLAB. 3. ALL BELOW GRADE ROOF DRAINAGE PIPING SHALL BE 6" PVC @ 1.0% MIN. SLOPE UNLESS NOTED
�����►�i��n�����
5. IF REINFORCED CONCRETE PIPE IS SET IN BASE SLAB OF BOX, ADD TO BASE AS SHOWN ON NCDOT STANDARD 840.00. OTHERWISE.
COPYRIGHT 2024 ALL RIGHTS RESERVED. PRINTED OR
6. A STONE DRAIN CONSISTING OF 1 CUBIC FOOT OF NO. 78M STONE CONTAINED IN A BAG OF POROUS FABRIC SHALL BE PLACED AT EACH WEEP HOLE. 4. PIPE SHALL BE DIP WHEN LESS THAN 24" OF COVER IS PROVIDED. ELECTRONIC DRAWINGS AND DOCUMENTATION MAY
NOT BE REPRODUCED IN ANY FORM WITHOUT WRITTEN
7. ALL DROP INLETS OVER Y-6" IN DEPTH TO BE PROVIDED WITH STEPS 15" ON CENTERS. STEPS SHALL BE IN ACCORDANCE WITH NCDOT STANDARD 840.66. THE FIRST STEP 5. VERIFY DOWNSPOUT DIMENSIONS MATCH BOOT DIMENSIONS PRIOR TO ORDERING BOOT OR PERMISSION FROM LS3PASSOCIATES LTD.
SHALL BE 24" BELOW RIM OF GRATE. ADAPTOR.
8. ALL GRATES IN SIDEWALK AREAS SHALL BE ADA COMPLIANT. V-5660-80 BY EAST JORDAN IRON WORKS OR APPROVED EQUAL.
9. ALL GRATES IN GRASSED AREAS AND IN THE MOV LOT SHALL BE TYPE 'E' HIGH-FLOW GRATES. * 06
FOR TRENCH DRAINS WITH VARIABLE TOP ELEVATION, REFER TO SPOT GRADING PLAN.
10. INLETS MAY BE CONSTRUCTED OF BLOCK AND MORTAR IN LIEU OF PRE-CAST CONCRETE. REFER TO SPECIFICATIONS FOR ADDITIONAL REQUIREMENTS. r.
O
O1 CONCRETE DROP INLET N.T.S. O2 TRENCH DRAIN N.T.S. O3 CAST IRON DOWNSPOUT BOOT AND PIPE CONNECTION N.T.S.
a
REDUCER 4"ROUND SLOTTED CAST IRON STACK,
WITH BRASS FRAME AND COVER,
CAST IRON RING&COVER FLUSH WITH FINISHED GRADE LM T FRAME SHALL BE SEALED CLEANOUT
WITH RUBBER"0" RING BRANCH LINE WYE FINISHED GRADE O
AND BOLTED TO MANHOLE
22" MAX. (D
T 24" DIA
CLEANOUT SHALL BE (�
I =-" __ LOCATED ON BRANCH LINE, Z
CONE SECTION CAST IN PLACE CONC COLLAR
D - E HGT.=3' OR 4' ___= UPSTREAM OF FITTING. 12"x12"x6"THK 4"CAST IRON PIPE(ONE
2' I D TONGUE&GROOVE JOINT CONTINUOUS PIECE)
LINE SIZE CHANGES SHALL
WITH RUBBER'O'- RING MIN.GRADEcr
OCCUR UPSTREAM OF FITTING SEE UTILITY PLAN FOR SIZE .� N
OR RAM-NECK 1% O N
(SEE UTILITY PLAN FOR PIPE AND MATERIAL O (D
T� A "_ SIZES) � ■ � � N
T 5'-0"I.D. 4000 PSI CONCRETE r r tD N
BACKRODS END VIEW INTERMEDIATE SECTION _ (REINF.NOT SHOWN) N
AS REQUIRED MIN. AS=0.12 IN'/FT MAINLINE CD
C B T COMBINATION LONG TURN N 00
HGT.=16", 32",OR 48" BARREL OF PIPE TO REST
WATERTIGHT JOINT PLAN VIEW AT FITTINGS ON UNDISTURBED SOIL PATTERN Y AND 1/8" BEND > � N
MANHOLE OPENING AS
17- PER PLANS (BY MANUFACTURER) GRASS AND GRAVEL INSTALLATIONLU
= O v C�
METALLIC LOCATOR TAPE _ L W
SHALL BE INSTALLED FOR _ SLOPE 1/4" PER FOOT co 0 O
ALL DIP PIPE 18" BELOW `n
FINISHED GRADE MONOLITHIC LOWER _______________ + ___________ SHAPED INVERT NOTES v a a
FINISHED BARREL&BASE ______ ___ ___ _____ CONCRETE OR O a
MASONRY MUST BE 2" N 0 M
FINISHED GRADE SLAB SECTION _ __________________________ 4" MIN _-__-__-__-___- 1. CLEANOUTS IN PAVEMENT SHALL BE INSTALLED INSIDE A VALVE BOX.
18" GRADE PLAN VARIABLE HGT. _ _ _ _ _ 1'-0" BELOW GRADE WITH TOP OF CLEANOUT INSIDE 2" BELOW FINISH GRADE. cM 00 J
GENERAL NOTES: _
1. END SECTIONS TO BE USED AS 8" NO. 57 STONE /\//�=1 •- I-III lil=1 2. ALL CLEANOUTS SHALL HAVE SEWER OR STORM NOTED ON COVER
T SIDEBAR = 4 DATE DESCRIPTION
T-i i i-III-III- 10-10-2024 NGDEO STORMWATER 2ND SUBMITTAL
SHOWN BY PLANS OR AS DIRECTED -II I-III-III=1 AS APPLICABLE.
FINAL
j � BACKFILL j\ /\ 6 BY THE ENGINEER. 3. CLEANOUT COVERS SHALL BE BRASS.
3 2. CHAMFER ALL EXTERIOR CORNERS 1"
STD VALVE BOX
/\\ //� (SEE j/ ///� 3. FLARED END SECTIONS ARE 4. CLEANOUTS IN GRASS, GRAVEL OR MULCH SHALL HAVE 12"X12"X6"
SPECIFICATIONS) /\\j j\� D NORMALLY USED ON PIPES WITH
B �\\/ \\ /\ \//� NOTES: CAST IN PLACE CONCRETE COLLAR FLUSH WITH FINISH GRADE.
/\\ //� j\\j /\\ SKEW ANGLES FROM 75'TO 105'. 1. THE INVERT SHALL BE SHAPED AND EXTENDED THROUGH THE MANHOLE.
i\/ /\, /\ //� 5. ALL BACKFILL MATERIAL SHALL BE SUITABLE NATIVE MATERIAL. THE
4. FLARED END SECTIONS - END 2. ALL JOINTS BETWEEN SECTIONS SHALL BE GASKETED AND TAPED TO MEET ASTM 990. PAVEMENT INSTALLATION "
'"-=-- INITIAL BACKFILL e= \//� BAR AND/OR CONFIGURATION FULL LENGTH OF THE SERVICE DITCH SHALL BE COMPACTED IN 6
j\\j - -- -`: -- =-` 2 :-,- //\\ T� -- - - - - _ 3. PROVIDE INTERIOR MANHOLE STEPS 15" ON CENTER POSITIONED BELOW MANHOLE LAYERS WITH MECHANICAL TAMP.
COMPACTED IN /\ _ __ \/� STEEL FABRIC 5. INLET LOCATION TONGUE
6" MAX. LIFTS AS REINFORCEMENT I�1'-6"_ NFORCEMENT 6. OUTLET LOCATION - GROOVE ACCESS. 6. RISER STACK IN GRASS SHALL BE 4 CAST IRON. PROVIDE REDUCING
SPECIFIED \
/\\ `- -�- /� SECTION WYE AS NEEDED TO TRANSITION TO DIFFERING LATERAL PIPE SIZE.
j/ SPRING LINE
(K) DRAINAGE MANHOLE N.T.S. O7 STANDARD CLEANOUT N.T.S.
No 57 STONE
6 \\ WORK WELL % \/ .\//% \/ //%
GRADE ADJACENT
UNDER BOTTOM GROUND TO PROVIDE DUCTILE IRON DUCTILE IRON
OF PIPE. POSITIVE DRAINAGE DOMED GRATE FLAT TOP GRATE
TO GRATE IN MULCH AREAS ONLY IN PAVEMENT&GRASS
6" O.D. OF PIPE 6" MINIMUM SIDE CLEARAN E 6" O.D. OF PIPE 6" DIMENSIONS FOR END SECTIONS AREAS
12" 15.D. OF PIPE 1 12" 12" O.D. OF PIPE 12" _
MAXIMUM SIDE CLEARAN D T A B C E F H:V WT. _
Aq
12" 1 7" " 2' " 4'-1" 2'-0" 6'-1" 3:1 730
CLASS B CLASS D
15" 1 $ 6 -0
" 2'-3" 3'-10" 2'-6" 6'-1" 3:1 730 10 to i
8" ,�/\\\ \\//�`
REQUIRED FOR: REQUIRED FOR: i�/j�/j\/\ 1 1 /_//\/ /j
HDPE & PVC PIPE DIP CIP AND RCP 18" 2" 9" 2'-3' 3'-10" 3'-0" 6'-1" 3:1 1190 \ \ \ \ \ \ \ \ \
r 1 PVC BODY
24" 2 Z" 10" 3'-8" 2'-6" 4'-0" 6'-2" 3:1 1770 '�//%/\r//\/\r\/i�//
NOTES
30" 2 4" 1'-0" 4'-6" 1'-8" 5'-0" 6'-2" 3:1 2380 RUBBER GASKET
1. FOR TRENCHES REQUIRING SHORING AND BRACING, DIMENSIONS SHALL 36" 3" V-3" 5'-3" 2'-11" 6'-0" 8'-2" 3:1 5320 \�%\\\% \ \� \\';\%\\
\\\�'\\�\\\�\�\\\�\\\\\�\ �\ \\ � TOPSOIL
BE TAKEN FROM THE INSIDE FACE OF THE SHORING AND BRACING. 42" 3 1" V-10" 5'-3" 2'-11" 6-6" 8'-2" 3:1 5920 PVC RISER(12"MIN.)
2. NO ROCKS OR BOULDERS 4" OR LARGER TO BE USED IN INITIAL BACKFILL. " ' " " " " " 12" ON ALL
48" 4 2-1 6-0 2-2 7-0 8-2 3:1 7470 SIDES.
3. ALL BACKFILL MATERIAL SHALL BE SUITABLE NATIVE MATERIAL. 54" 5 Z" 2'-4" 5'-3" 3'-2" 8'-0" 8'-5" 3:1 8810 SURROUND
„ 60" 6" 2'-7" 5'-0" 3'-5" 8'-6" 8'-5" 3:1 11180 UTILIZE REDUCERS AS NEEDED SIDES AND
4. BACKFILL SHALL BE TAMPED IN 6 LAYERS. BOTTOM WITH
TO CONNECT TO TEE OR ELBOW �
PVC TEE(RUN DIA.TO ABC STONE
5. IF ROCK IS ENCOUNTERED AT BOTTOM OF TRENCH, OVER EXCAVATE ROCK MATCH DOWNSTREAM PIPE (TYP)
A MIN. OF 6" AND BACK FILL WITH NO. 57 STONE TO THE BOTTOM OF PIPE. SIZE) �o
SHEET NAME:
p NON-WOVEN GEOTEXTILE FABRIC
FLARED END SECTIONS - REINFORCEMENT )�J o- NOTES & DETAILS
D QTY. & DIM. OF RODS STEEL#'S FABRIC I' I�
C
12" (2)#3X4'-0" SIDE RODS 3.0 18" 2X8 -X2.1 X X1.7
A �� SEE PLAN FOR PIPE MATERIAL �j #57 WASHED STONE
15" (2)#3X4'-0" SIDE RODS 3.0 18 2X8 -X2.1 X X1.7 4-IN PERFORATED
18" (2)#3X4'-0" SIDE RODS 3.0 18" 2X8 -X2.1 X X1.7 SCH. 40 PVC PIPE
24" (2)#3X6'-0" SIDE RODS 4.5 24" 2X8 -X2.9 X X2.9 ��o C PERFORATIONS ON BOTTOM OF PIPE
30" (2)#4X6'-0" SIDE RODS 8.0 30" 2X8-X4.0 X X2.9 ORIG 2024.09.12
36" (2)#4X8'-0" SIDE RODS 10.7 42" 2X8 -X4.0 X X2.9 NOTES: SUBMISSION:
42" (2)#4X8'-0" SIDE RODS 10.7 48" 2X8 -X4.5 X X2.9 1. GRATES SHALL BE SLOTTED, DUCTILE
48" (2)#4X6'-0" SIDE RODS 10.7 48" 2X8 -X4.5 X X2.9 IRON, POWDER COATED BLACK, AND z
HINGED AT BASE.
2. PIPE AND FITTINGS SHALL BE PVC,
SMOOTH INTERIOR AND EXTERIOR.
3. REFER TO SHEET C7.5 FOR INLINE DRAIN SHEET:
SCHEDULE.
C=81 0
O4 STORM SEWER TRENCHES N.T.S. O5 FLARED END SECTION N.T.S. (K) INLINE DRAIN N.T.S. O9 PERFORATED UNDERDRAIN N.T.S.
1 2 3 4 1 5 1 6 100% CONSTRUCTION DOCUMENTS

BACK OF CURB FRAME GRATE AND HOOD •
SEE STD.NO. 840.03 GENERAL NOTES:
a w SECURELY INSTALL
X - FLOW LINE 1. USE CLASS "B" CONCRETE THROUGHOUT. CATCH BASIN HOOD AND NOTES:
w En w 5/Srr 2. PROVIDE ALL CATCH BASINS OVER 3'-6" IN DEPTH WITH STEPS 12" GRATE ON FLAT TOP
LO Ln N THIS PRECAST ENDWALL MAY BE USED FOR THE FOLLOWING
w=w r ON CENTER. USE STEPS WHICH COMPLY WITH STD. DRAWING 840.66. Wi ( FT.) * ��
a a 0' ';:P' 0' ' :�' 0' '::�' ° STANDARDS: 838.01 838.1 1 838.21 , 838.27, 838.33
Y �', o Y - 3. OPTIONAL CONSTRUCTION - MONOLITHIC POUR 2 KEYWAY OR #4
Z z Q o - ie '= r 838.39 838.51 838.57 838.63 AND 838.69.
o ° q .• BAR DOWELS AT 12 CENTERS AS DIRECTED BY THE ENGINEER. USE _ -�_u;_ ;t ti=,:; * INSTALL PRECAST ENDWALLS WITH WINGS AND PAY
Pi" B �.' G" = FORMS FOR THE CONSTRUCTION OF THE BOTTOM SLAB. GRADE RINGS AS y a_"" �=. `=a->-r�x=`===_�='-�� H-20
w z° pp :0 NEEDED(MAX 12" _ 1 .O„ FOR IN ACCORDANCE WITH SPECIFICATION SECTION 838. 1937
z a a 4. IF REINFORCED CONCRETE PIPE IS SET IN BOTTOM SLAB OF BOX, TOTAL) i'; w •��4_"1 <:,_ ""a, _ _ HIGHWAY * USE 4000 PSI CONCRETE.
�'
wo D �- •:=' ;a"=" RATED FLAT
. . p ADD TO SLAB AS SHOWN ON STD. NO. 840.00. ~ ' cn '°=- * PROVIDE ALL REINFORCING STEELWHICH MEETS ASTM A615
o ° 5. USE TYPE E F AND G GRATES UNLESS OTHERWISE INDICATED. '' N co 6'ORLARGER TOP `� FOR GRADE GO AND WELDED WIRE FABRIC CONFORMING •
r
PRE-CAST _ rr
a: a: 6. FOR 8'-0" IN HEIGHT OR LESS, USE 6" WALLS AND BOTTOM SLAB. CONCRETE (SEE NOTE) TO ASTM A185 WITH 2 MIN. CLEARANCE.
E o' ' : v o 3rr SEE NOTE OVER 8'-0" TO 16'-0" IN HEIGHT USE 8" WALLS AND BOTTOM SLAB. MANHOLE _= H2 * PLACE LIFT HOLES OR PINS IN ACCORDANCE WITH
ADJUST QUANTITIES ACCORDINGLY. (ASTM-C478) •` -°: CS/RCP OSHA STANDARD 192�.704. North Carolina
PLAN OOFGRATEIS8"BELOWP SECTION X-X H1 * PIPE TO BE GROUTED INTO HEADWALL AT JOB SITE BY
X TOP OF CURB/HOOD 7. CONSTRUCT WITH PIPE CROWNS MATCHING. s"MIN CONTRACTOR State Bureau of
REINFORCED
8. CHAMFER ALL EXPOSED CORNERS 1". STEPS SPACED 15" * ALL ELEMENTS PRECAST TO MEET ASTM C913.
TOP OFHOOD FLOW LINE 9. DRAWING NOT TO SCALE. O.C. POSITIONED t__` WALLS,4,000PSI * WELDED WIRE FABRIC MAY BE SUBSTITUTED FOR REBAR '
00 v SEE STD.NC.84 .0 BELOW ACCESS = r, MIN AS LONG AS THE SAME AREA OF STEEL IS PROVIDED. Investigations
STEPS-STD. * CHAMFER ALL CORNERS 1" OR HAVE A RADIUS OF 1".
- N O.840.66 -
O UO3M� GASKET JOINT - 8"O.C.(TYP.)REFER TO
WITH INTERIOR CHART FOR BAR SIZE
T 0'• PARGED WITH _
rr 0' ' �'• �' FLOW LINE STEPS - STD. NO. 840.66 NON SHRINK - ° •f NOTE: THE MINIMUM BAR SIZE SHALL BE #5 BARS
G B GROUT AT ELEVATION TO INCREASEHTHIS CONTRACTOR
IZEWILL
NEEDED. OPTION
Grr A o Grr ;o• =
p•,• T p• FORMED 'a"-� _
x
' . 0 = CONCRETE - -
a rr ° C o • C rr INVERT CHANNEL
1�fLS
q AND BENCH - •- - `
0
o• .o o• .oD
Dca
Grr
MIN. 6"#57
p p STONE BASE TO -°` _ SIDE
;o• rr •.• „ BE INSTALLED '" °- •'~ `" - y 421 N HARRINGTON STREET SUITE 700
SECTION Y-Y c G G -'° °"" s a
C„ a , o' •.a•, . , ', •.a.. .P. x UNDER NEW �/�lJ ��o vo ��- RALEIGH, NORTH CAROLINA 27603
RISER HT. Y. v o' o. .
MANHOLE ,� n n 0 ^a 0 na� it-off
VARIES W2 (FT. ) TEL. [phone] FAX. [phone]
- SECTION J -J
WWW.LS3P.COM
p
T �,� SEE NOTE WHERE 30" TO 36" PIPE IS USED :v' ' _ . s■',�00
HF p' SECTION
: Crr o O - a
:o
•o . .p D ' H2 i• �
TIMMONS GROUP
INTERIOR STRUCTURE DIAMETER
;o• H1 ENGINEERING I DESIGN I TECHNOLOGY
4.. STRUCTURE *MINIMUM NC LICENSE NUMBER C-1652
WHERE 30" TO 36" PIPE IS USED � DEPTH DIAMETER ca Timmons Group
RISER HT. p Attn: Frank Slinsky, PE
VARIES o o • SECTION M-M 16'+ 6FT „
v v o WHERE 42" TO 54" PIPE IS USED 1 -0 5410 Trinity Road; Suite 102
J J *STRUCTURE DIAMETER AT PIPE _ Raleigh, NC 27607
D ° 5 SHALL BE 6 FT MINIMUM OR u ` 1 Phone: [phone]
:o B M p" • 0 p • 0 p' . 0 p' . 0 M LARGER AS DETERMINED BY �rr 8"O.C.(TYP.)REFER TO ``�`lQ Fax: [phone]
o `� PRE-CAST SUPPLIER TO CHART FOR BAR SIZE
G 0 q a A P ACCOMMODATE LARGER OR
PLAN FOR REVIEW ONLY
, o� 0 0 0 0 0 0 0 0 0 o MULTIPLE STORM PIPES NOT FOR CONSTRUCTION
Q o A ENTERING STRUCTURE. ``��>1�II�I���/T�
o ° ILLo: p LL °° �H CAR
O ,
:o p p PLAN ENDWALL DIMENSIONS ;-� °�oFESsi
WHERE 42" TO 54" PIPE IS USED Q`
o
°.:o' :o' °•'o' ' :P' °•'v' :P' FT. MINIMUM MIN. /MAX. MIN. /MAX. MIN. /MAX. MIN. /MAX. MIN. /MAX.
DETAIL SHOWING METHOD _ sE
SLIP RESISTANT CLEATS PIPE DIA. BAR SIZE H1 (FT. ) H2(FT. ) D (FT. ) W1 W2 _ 0�3612
OF RISER CONSTRUCTION 9 �2/2� ;
PLAN PLAN 1 .0 #5 @ 8" 1 .25/2.00 2.00/3.75 1 .25/1 .75 3.00/3.75 5.50/6.00 ','� FNGINEE�
MINIMUM DIMENSIONS AND QUANTITIES FOR CONCRETE CATCH BASIN(BASED ON MIN. HEIGHT H WITH NO RISER) 10* 1 .25 #5 @ 8" 1 .25/2.00 3.00/3.75 1 .25/2.00 3.50/3.75 6.50/6.75 'qN�/SS 1 %%%`��`
DIMENSIONS OF BOX AND PIPE COVER CU.YDS. CONC. IN BOX DEDUCTIONS
1 12 1 .50 #5 @ 8" 1 .25/2.00 3.00/4.25 1 .50/2.50 3.50/3.75 6.50/6.75 ""I� ��
PIPE SPAN WIDTH WIDTH SPAN MIN. HEIGHT DIMENSION BARS-U BARS-V BARS-W TOTAL TOP BOTTOM TOT. CONC. ONE PIPE ELEVATION ��
2.0 #5 @ $ 1 ,50/2,50 4,00/4,75 1 ,75/2,50 4,00/4,25 7,50/$,25 COPYRIGHT 2024 ALL RIGHTS RESERVED. PRINTED OR
D A B C G H E F NO. LENGTH NO. LENGTH NO. LENGTH LBS. SLAB SLAB FOR MINIMUM ELECTRONIC DRAWINGS AND DOCUMENTATION MAY
HEIGHT H C+•M• R•C+• 2.5j #5 @ 8" 2.50/3.50 4.00/6.00 2.00/3.00 4.50/5.50 1 0.00/11 .50 NOT BE REPRODUCED IN ANY FORM WITHOUT WRITTEN
1 2rr 3 r-Orr 2 r-2rr - - -- 2 r-9rr - - -- __ __ __ __ __ __ __ -- 0.235 0.772 0.015 0.026 PERMISSION FROM LS3P ASSOCIATES LTD.
15" 3'-0" 2'-2" 3'-0" 0.235 0.829 0.023 0.036 CORROSION RESISTANT 3.0 #5 @ 8" 3.00/3.50 5.00/6.00 2.75/3.50 5.25/5.75 1 1 .50/11 .75
1811 3'-0" 21-2rr 3'-3" 0.235 0.887 0.033 0.049 MATERIAL(RUBBER, PLASTIC) rr
2411 3'-0"-0 21 rr-2 3r rr-9 0.235 1 .001 0.059 0.085 3.5 #5 @ 8rr 3.25/4.50 6.00/6.75 3.25/3.50 6.00/6.75 12.00/13.2506
r, 2 -2rr 3 -4 4r-3 rr 1 -211 4 r-O rr 4 1 -5 rr 2 3 r-9 rr 3 3'-9 rr 39 0.123 0.321 1 .433 0.092 0.127
® #3 OR#4 REBAR 4.0 #5 @ 8 3.50/4.50 6.50/7.00 3.25/3.50 6.50/6.75 13.00/13.25
30rr 3 -O rrr rrrr trr r rr rr
3611 3 -O 2 -2rr 3 -10rr 4r-9rr 1t i -8 4 -Orr 4 1 i 11 3 3r-9 3 3'-9
r-9 rr 43 0.161 0.358 1 .714 0.132 0.178 4.5 #5 @ 8" 4.00/5.00 6.50/8.50 3.25/4.00 7.00/9.25 13.50/15.75
42 3rr-Orr 21
2 4r-5rr 5 -3 -51
1
31-211 4 1 8rr 2 2r-11 rr 3 2 -11 rr" 32 0.112 0.318 1 .738 0.180 0.243 5.0 #5 @ 8 4.50/5.00 7.00/8.50 3.25/4.00 7.25/9.25 13.75/15.75 O
48rr 3 -0rr 21
rrrr-2 5r rr-0 5r-9rr 21-0rr 31
-2rr 4 21-3rr 3 2 -1 1 rr 3 2r-11 35 1 0.145 10.352 2.052 0.235 0.317 SECTION A-A 5.5 #5 @ 8" 4.50/5.00 7.50/8.50 3.25/4.00 7.25/9.25 14.00/15.75
54" 3'-011 2'-2" 1 1 5'-711 1 6'-311 2'-711 3'-211 1 4 1 2'-10" 1 5 2'-1111 3 2'-11" 1 41 1 0.180 10.386 1 2.387 0.297 0.401 1 ■�
6.0 #5 @ 8" 4.50/5.00 7.50/8.50 3.25/4.00 7.75/9.25 14.75/16.75
INLET STRUCTURES WITH "H" VALUES (HEIGHT) LESS THAN MINIMUM SHOWN IN CHART SHALL HAVE SHOP DRAWINGS DESIGNED AND SEALED BY INTERIOR STEPS }�
PROFESSIONAL ENGINEER MEETING SPEC SECTION 33 40 00 REQUIREMENTS. THESE STRUCTURES CAN BE CONCRETE AND/OR MASONRY DESIGN.
13
O1 CONCRETE CATCH BASIN N.T.S. O2 6' CONCRETE CATCH BASIN N.T.S. O3 CONCRETE ENDWALL N.T.S.
a
L
AMA
L N
Z
O •� N �
(6 - N
■ - C'7
CD N
0 Nti
y N 00
H
O W W
L �
M� to 00
W as
a
IL
cV O n
00 J
U co
A DATE DESCRIPTION
10-10-2024 NGDEO STORMWATER 2ND SUBMITTAL
B
SHEET NAME:
NOTES & DETAILS
A
ORIG 2024.09.12
SUBMISSION:
SHEET:
C=81 1
1 2 3 4 1 5 1 6 1000% CONSTRUCTION DOCUMENTS