20011381 Ver 1_Site Plan_20010802

10" THICK CLASS A RIP RAP
PHAS_ ONE RECONSTRUCTION
SECTION SCALE: 1/4"= 1'-0"
BANK RESTORATION PER MITCHELL & ASSOCIATES SPECIFICATIONS (T'P BOTH SIDES)
/ 1
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WEST PIPE
I 1
1 1
1 (TYP)
10" THICK CLASS A RIP RAP
2" COVER
3" COVER
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1 EAST PIPE i
1 I
1 !
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PHASE TWO RECONSTRUCTION
SECT ON SCALE: 1/4" = 1 ' -0"
8 T &B
SECTION (AAA
SECTION SCALE: 1/4" 1'-0"
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DOWNSTREAM DIVERSION
INTERMEDIATE DIVERSION
SECTION SCALE: 1/4" = 1' -0"
50# SAND BAGS
UPSTREAM DIVERSION
SECTION SCALE: 1 /4" = 1 ' -0"
IS (TYP BOTH SIDES)
FACE SPILLWAY WITH 12" DEEP
NO. 57 WASHED STONE
PROP. CREEK SECTION A
SCALE: 1 /4 "= 1 -Olt
.S (TYP BOTH SIDES)
PROP. CREEK SECTIONS
B, C, AND D
SCALE: 1/4"= l'-O"
SEDIMENT TRAP DIMENSIONS \• -FILL SECTION BEYOND
PUMP(GPM)
BANK RESTORATION PER MITCHELL & ASSOCIATES SPECIFICATIONS
W(FT)
L (FT)
S FT
100
4
25
25
4
80
4
23
23
4
60
4
21
°♦
4
40
s
19
19
4
20
4
16
16
/
\
LIGHTLY COMPACT, LIME, FERTILIZE, SEED AND MULCH.
PROVIDE SUPPORT TO THE PIPE BY EXPOSING A 'MAXIMUM OF 10' LENGTH AT A
AUGUST 15 - SEPTEMBER 15
KY 31 TALL FESCUE
6. FERTILIZE WITH 500 .POUNDS 10 -10 -10 PER ACRE. LIME WITH 2000
TIME. THE RIP RAP WITHIN THE BERM WILL BE REUSED FOR THE REMAINDER OF
KY 31� TALL FESCUE
100 LBS./ KRE
50# SAND BAGS
THE CREEK BED STABILIZATION.
40 LBS./ ACPE
It
STRAW AT 3000 POUNDS PER ACRE.
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WEST PIPE
I
EAST PIPE
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� CLASS A RIP RAP
ENTRANCE SECTION.
1 (TYP)
1 (TYP) /
;,-
N
10. GRADE AND STABILIZE THE WEST BANK, CREEK BED, AND CULVERT ENTRANCE,
10" THICK CLASS A RIP RAP
PHAS_ ONE RECONSTRUCTION
SECTION SCALE: 1/4"= 1'-0"
BANK RESTORATION PER MITCHELL & ASSOCIATES SPECIFICATIONS (T'P BOTH SIDES)
/ 1
r L
t �
r }
WEST PIPE
I 1
1 1
1 (TYP)
10" THICK CLASS A RIP RAP
2" COVER
3" COVER
s °
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r %
L
I
i 1
1 EAST PIPE i
1 I
1 !
t
� d
PHASE TWO RECONSTRUCTION
SECT ON SCALE: 1/4" = 1 ' -0"
8 T &B
SECTION (AAA
SECTION SCALE: 1/4" 1'-0"
.i
\
E
DOWNSTREAM DIVERSION
INTERMEDIATE DIVERSION
SECTION SCALE: 1/4" = 1' -0"
50# SAND BAGS
UPSTREAM DIVERSION
SECTION SCALE: 1 /4" = 1 ' -0"
IS (TYP BOTH SIDES)
FACE SPILLWAY WITH 12" DEEP
NO. 57 WASHED STONE
PROP. CREEK SECTION A
SCALE: 1 /4 "= 1 -Olt
.S (TYP BOTH SIDES)
PROP. CREEK SECTIONS
B, C, AND D
SCALE: 1/4"= l'-O"
SEDIMENT TRAP DIMENSIONS \• -FILL SECTION BEYOND
PUMP(GPM)
D FT
W(FT)
L (FT)
S FT
100
4
25
25
4
80
4
23
23
4
60
4
21
21
4
40
4
19
19
4
20
4
16
16
4
NOTE: TOE OF SLOPE AND L X W NO SCALE
AGGREGATE SPECIFICATIONS: RECOMMENDED CONSTRUCTION SEQUENCE FOR LARGE CULVERT '
1, RIP RAP PER NCDOT STANDARD SPECIFICATIONS FOR ROADS AND DEMOLITION:
STRUCTURES. 1. REMOVE CHANNEL OBSTRUCTIONS AT THE UPSTREAM END OF THE EXISTING
N 2. ENGINEERING FABRICS PER NCDOT STANDARD SPECIFICATIONS FOR ROADS CULVERT.
AND STRUCTURES. 2. BUILD THE SEDIMENT TRAP FOR CONSTRUCTION DRAINAGE, SIZE DEPENDENT ON
PUMP CHOSEN. ALL PUMPING TO SEDIMENT TRAP TO OCCUR DURING DRY
WEATHER.
PHASE ONE
3. DIVERT ENTIRE CREEK FLOW INTO THE 'EAST CULVERT BY CREATING- A
TEMPORARY UPSTREAM DIVERSION.
SOIL PREPARATION AND SEEDING SPECIFICATIONS: 4. BUILD A TEMPORARY DOWNSTREAM DIVERSION IN THE WEST CULVERT AT THE
1. STRIP TOP 4" OF SOIL (TOPSOIL) PRIOR TO GRADING AND STOCKPILE Al A DISCHARGE END.
DESIGNATED LOCATION FOR RE -USE. 5. PUMP OUT THE WATER WITHIN THE UPSTREAM AND DOWNSTREAM DIVERSIONS.
2. SLOPES TO BE SCARIFIED 4 DEEP, SPREAD 4" TOPSOIL, LIME, FERTILIZ(:. PLACE THE PUMP AT THE DOWNSTREAM END OF THE CULVERT AND DISCHARGE
COMPACT SURFACE BY RUNNING A DOZER UP AND DOWN THE SLOPE, SEEK DIRECTLY INTO THE CREEK ON STABLE RIP RAP, PROTECT THE PUMP, INTAKE
AND MULCH. FROM FISH AND OTHER' AQUATIC SPECIES. NET AND REMOVE FISH WITHIN THE
TAI EWATE R PAD
SEED TYPE
PLANTING Rr "E
3. ALL FILLS TO BE COMPACTED TO 95% OF ASTM D 698 (STANDARD
CULVERT AND TRANSFER TO THE CREEK DOWNSTREAM.
120 LBS./ ACRE
MAY 1 - AUGUST 15
PROCTOR), EXCEPT TOP 12" UNDER BUILDINGS AND PAVEMENTS TO BE 100-
6. EXTEND THE PUMP DISCHARGE TO THE SEDIMENT TRAP.
AUGUST 16 - DECEMBER 31
PLAN: NO SCALE
COMPACTED.
7, EXCAVATE THE WEST BANK AT THE UPSTREAM END FOR THE PIPE DEMOLITION,
COMMON BERMUDA
20 LBS,/ ACRE
4. SEDIMENT TRAP TOP AND SIDES TO BE COMPACTED, LIGHTLY SCARIFIED,
REMOVE THE PIPE.
40 LBS. / ACRE
MAY 1 - JULY 31
SEEDED AND MULCHED. LEAVE BOTTOM BARE SOIL,
8. REMOVE THE SOIL ON TOP OF THE EAST PIPE AND ADJACENT TO THE WEST
COMMON BERMUDA
5. ALL OTHER DISTURBED AREAS TO BE SCARIFIED 4" SPREAD 4" TOPS&-,
SECTION. CONSTRUCT THE PERMANENT CREEK BED RIP . RAP STABILIZATION, AND
GERMAN MILLETT
15 LBS./ ACRE
AUGUST 1 - AUGUST 15
TEMPORARY RIP RAP AND SAND BAG' BERM AGAINST THE PIPE AS SHOWN.
100 LBS./ A'RE
LIGHTLY COMPACT, LIME, FERTILIZE, SEED AND MULCH.
PROVIDE SUPPORT TO THE PIPE BY EXPOSING A 'MAXIMUM OF 10' LENGTH AT A
AUGUST 15 - SEPTEMBER 15
KY 31 TALL FESCUE
6. FERTILIZE WITH 500 .POUNDS 10 -10 -10 PER ACRE. LIME WITH 2000
TIME. THE RIP RAP WITHIN THE BERM WILL BE REUSED FOR THE REMAINDER OF
KY 31� TALL FESCUE
100 LBS./ KRE
POUNDS PER ACRE GROUND AGRICULTURAL LIMESTONE. MULCH WITH WHEAT
THE CREEK BED STABILIZATION.
40 LBS./ ACPE
STRAW AT 3000 POUNDS PER ACRE.
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7. ALL AREAS NOT PERMANENTLY SEEDED WITHIN 30 WORKING DAYS AFTER
9. CONSTRUCT THE ENTRANCE FOOTING FOR THE WEST PIPE. INSTALL THE
LAST DISTURBANCE SHALL HAVE TEMPORARY SEEDING. FOLLOW UP WITH
ENTRANCE SECTION.
2 (TYP)
PERMANENT SEEDING WITHIN ONE YEAR.
10. GRADE AND STABILIZE THE WEST BANK, CREEK BED, AND CULVERT ENTRANCE,
i
8. APPLY PERMANENT SEEDING WITHIN 30 WORKING DAYS OR 120 CALANDER
11. INSTALL A SAND BAG BERM ALONG THE EAST EDGE OF THE STABILIZED CREEK
DAYS AFTER FINAL GRADE IS REACHED, UNLESS TEMPORARY SEEDING iS
BED.
1
in
APPLIED.
12. REMOVE THE DEWATERING - PUMP. ,
EX. GRADE
9. ,
REGRADING SEEDED AREAS BY REGRADG ERODED AREAS, REAPPLYING - S-�.,D,
FERTILIZER, LIME, 0 R MULC H AS REQUIRED T 0 ESTABLISH A FULL Y ESTABLISHED,
13. REMOVE THE TEMPORARY DOWNSTREAM DIVERSION IN THE WEST PIPE.
-'
.
TURF.
, .
PHASE TWO
/
TEMPORARY SEED SCHEDULE
14. REMOVE THE TEMPORARY UPSTREAM DIVERSION, AND DIVERT THE ENTIRE
CREEK INTO THE WEST ;PIPE.
DIVERSION BERM
SECTION: NO SCALE
PLANTING DATES
SEED TYPE
PLANTING Rr "E
JANUARY 1- APRIL 31
ANNUAL. RYE
120 LBS./ ACRE
MAY 1 - AUGUST 15
GERMAN MILLETT
40 LBS./ ACK,
AUGUST 16 - DECEMBER 31
ANNUAL RYE
120 LBS./ ACRE
15. INSTALL A TEMPORARY INTERMEDIATE DIVERSION WITHIN THE EAST PIPE
BETWEEN THE 60" WYE SECTION-AND THE LIMIT OF DEMOLITION.
16. PUMP OUT THE WATER WITHIN THE UPSTREAM- AND ,INTERMEDIATE DIVERSIONS.
PLAGUE THE PUMP IN THE PIPE JUST UPSTREAM OF THE DIVERSION AND "
DISCHARGE DIRECTLY INTO THE PIPE BELOW THE INTERMEDIATE 'DIVERSION.
PROTECT THE PUMP INTAKE FROM FISH AND OTHER AQUATIC SPECIES: NET AND
-REMOVE FISH WITHIN THE PIPE AND TRANSFER TO BELOW THE INTERMEDIATE
DIVERSION:
PERMANENT SEED SCHEDULE 17. EXTEND THE PUMP DISCHARGE TO THE SEDIMENT TRAP.
CUT ENTRANCE SECTION OF 1 1 ' DIA C P
M
1 (rfP)
3/4x 18" GALV. ANCHOR BOLT,
9" HOOK, 5" EXPOSURE,
WASHER AND NUT CREEK BOTTOM
s
101, o
2" COVER 10" CLASS A RIP RAP
I-. ood }
1 KJP FOR RE'11IEW ONLY -NOT FOR CONSTRUCTION
0 KJP PRELIM 1) iIARY- NOT FOR CONSTRUCTION
REV NO. DRAWN BY DESCRIPTION
3" COVER -/
SECTION C
NO SCALE
SEAL.
C1 +a
isoo
f 5/31/01 <11
GIB
5/22/01 �E¢f_I.c��®
APPROVED DATE
PLANTING DATES
SEED TYPE
PLANTING RAr
JANUARY 1- APRIL 15
KY 31 TALL FESCUE
100 LBS./ kRE
ANNUAL RYE
40 LBS./ A R,
APRIL 15 - APRIL 31
KY 31 TALL FESCUE
60 LBS./ ACRE
COMMON BERMUDA
20 LBS,/ ACRE
ANNUAL RYE
40 LBS. / ACRE
MAY 1 - JULY 31
KY 31 TALL FESCUE
60 LBS./ ACRE
COMMON BERMUDA
20 LBS.% ACRE
GERMAN MILLETT
15 LBS./ ACRE
AUGUST 1 - AUGUST 15
KY 31 TALL FESCUE
100 LBS./ A'RE
GERMAN MILLETT
15 LBSJ ACPE
AUGUST 15 - SEPTEMBER 15
KY 31 TALL FESCUE
100 LBS.J ARE
SEPTEMBER 15 - DECEMBER 31
KY 31� TALL FESCUE
100 LBS./ KRE
ANNUAL RYE
40 LBS./ ACPE
18. EXCAVATE THE EAST BANK AT THE UPSTREAM END FOR THE PIPE DEMOLITION.
REMOVE THE PIPE,
19. CONSTRUCT THE ENTRANCE FOOTING FOR THE EAST PIPE, INSTALL THE
ENTRANCE SECTION.
20. GRADE AND STABILIZE THE EAST BANK, CREEK BED, AND CULVERT ENTRANCE.
21. REMOVE THE DEWATERING PUMP.
22; REMOVE THE TEMPORARY INTERMEDIATE DIVERSION IN THE EAST PIPE,
23. REMOVE THE TEMPORARY UPSTREAM DIVERSION, AND EQUALIZE THE CREEK
FLOW INTO BOTH PIPES,
RECOMMENDED CONSTRUCTION SEQUENCE FOR SMALL CREEK
CONSTRUCTION.
1. CONSTRUCT THE BERM ON THE NORTH SIDE OF THE 'PROPERTY AND STABILIZE,'
2. CONSTRUCT THE PROPOSED CREEK FROM THE DOWNSTREAM END TOWARDS; THE
UPSTREAM END. CONSTRUCT A TEMPORARY SANDBAG BERM ON THE UPSTREAM
END TO DIVERT WATER INTO EXISTING 18" CPP UNTIL THE CREEK BANKS ARE
STABILIZED.
3. REMOVE THE SANDBAG BERM AND USE THE BAGS TO BLOCK, FLOW INTO, THE
CPP, DIVERTING THE FLOW TO THE NEW CREEK.
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