INV=380.27
RIM=394.27
RIM=415.32
RIM=412.67
RIM=413.33
RIM=398.73
C
C
C
C
C
E
E
E
416
416
416
416
415
415
415
415
415
415
415
415
415
415
415
414
414
414
414
414
414
414
414
414
413
413
413
413
413 413
413
413
413
412
412
412
412
411
410
410
410
409
409
409 409
408
408
407
407
406
406
406
405405
405
404
404
404
404
403
403
403
403
402
402
402
401
401
401
401
401
400
400
400
400
400
400
399
399
399
399
398
398
398
397
397
397
397
396
396
396
395
593
395
395
395
394
394
394
394
393
393
393
392
293
392
392391
391
391
391
390390
390
390
389
389
389
389
389
388
388
388
388
387
386
386
386
386
385
385
385
384
384
383
383
383
383
382
382
381
380
378
377
376375
374
373
C
# 305
# 346
# 347
# 355
# 331
# 592
# 324
# 323
# 328
# 327
# 322 # 321
# 318
# 316# 317
# 655
# 654# 647
#74
#75
#153
#363
#359 #348
#112
#111
#116
#126
#350 #330
#641
#533 #532
#536
#539 #517
#550
#76
#78
#80
#83
#149
#158
#156#157
#155
#154
#160#159 # 300
#161
#164 #163
#162#165
#166
#167
#169
#168
#170 #171
#172
#173 #174#175
#178
#179
#180
#181
#192
#194
#195
#193
#196 #199
#197
#200
#98
#97
#96
#93
#92
#252
#91
#90 #89
#84#88
#94 #95
#99#100
#186
#187
#177 #185 #184
#183
#182
#188
#191
#190
#189
#212
#213
#247 #224#226
#110 #109
#108
#117
#101
#102
#103
#104
#105
#106 #107
NO TAG
NO TAG
#392
NO TAG #391 #390
#389
#393 #394 #209
#210
#398
#396
#397
#205 #204
#206 #208
#207
#386
#388#387
#378
#379 #381
#382 #380
#383
#368
#370
#62 #371
#364 #372
#63
#366 #369
#367
#373
#375 #376#377
#349
#152
#150
#151
#148
#113
#114 #147
#146 #145
#144 #143
#141 #142
#139
#140
#137 #138 #136
#135 #133
#132#134 #130 #131
#129 #127
#128 NO TAG
#118 #119
#121
#124
#125 #123
#122
#648
#649
#638
#661
NO TAG
#645
#642 #643 #534
#535
#537
#540 #544
#516
#519 #656 #659 #660
#545
#548
#551
#549 #529 #527
#528 #570
#569
#568
#579
#308
#304 #303 #497
#496
#498 #499
#500
#595
#598
#596
#594 #581
#593
#577
#401 #589
#587
#588
#597
#591 #599 #411
#448
NO TAG
#484
#488
#489 #486
#490
#467
#466
#70
#473
#474
#471
#472
#469
#464
#71 #463
#462
#72
#468
#590
#410 #600
#409 #402
#404
#403 #405
#408
#415
#406
#407
#414
#586
#559
#558
#556
#553
#562#563
#564 #557
#561
#560 #566
#567
#571
#572 #573
#574
#565
# 546
# 357
# 384
#
# 356
# 374
# 362# 361
# 64
# 358
# 351
# 332 # 333
# 334
# 335
# 336
# 325
# 329
# 326
# 65
# 343 # 337
# 344# 342
# 319
# 320
# 34
# 340
# 67
# 66
# 312
# 313
# 314# 315
# 339# 338
# 345
#68# 301
# 623
# 640 # 633
# 634
# 635 # 639
# 632
# 631# 630
# 629
# 628
# 627
#73
#265
#248 #216 #215
#644
#531
#637
SD
SD
SD
SD
SD
SD
SD
SD
SD
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SD
8" T
CP
INV:
386.
89
15" R
CP INV:404.88
#302
NO TAG
18" RCPINV=380.23
INV:383.27
18" R
CP
INV:403.17
INV:40
4.22
E: 1
,331
,100
E: 1
,331
,150
N: 521,000
N: 521,000
E: 1
,331
,500
N: 521,200 (PRIVATE)
(PRI
VATE
)
UNK
SS
SS
SS
SS
SS
SS
SS
SS
S
W
W
W
W
W
W
W
W
397397
SDSD
SD
#120
#653
#652
#646
#624
#311 #310
#309
#583
#582
#580
#578
#576
#575
#584
#491
#69
# 493# 492
# 494
# 495
54321
D
C
B
A
SHEET NO.
MR
. CR
AIG
CA
RS
ON
240
-777
-771
3M
ON
TGO
ME
RY
CO
UN
TY D
EP
AR
TME
NT
OF
EN
VIR
ON
ME
NTA
L P
RO
TEC
TIO
N25
5 R
OC
KV
ILLE
PIK
E, S
UIT
E 1
20R
OC
KV
ILLE
, MD
208
50
DE
SIG
NE
D B
Y:
KN
DW
N B
Y:
WS
CK
D B
Y:
RP
SU
BM
ITTE
D B
Y:
FB PLO
T S
CA
LE:
PLO
T D
ATE
:
FILE
NA
ME
:S
IZE
:A
NS
I D
TAS
K O
RD
ER
NO
.:W
RE
12-4
0
CO
NTR
AC
T N
O.:
FILE
NU
MB
ER
:
MA
RK
DE
SC
RIP
TIO
ND
ATE
AP
PR
.M
AR
KD
ES
CR
IPTI
ON
DA
TEA
PP
R.
6110
FR
OS
T P
LAC
ELA
UR
EL,
MD
207
07
WR
E 4
0 - T
AS
K O
RD
ER
12-
40LI
TTLE
PA
INT
BR
AN
CH
- TO
WN
ES
OF
GLO
UC
ES
TER
CO
NC
EP
T P
LAN
- N
OT
FOR
CO
NS
TRU
CTI
ON
CO
LES
VIL
LE (5
TH) E
LEC
TIO
N D
ISTR
ICT
MO
NTG
OM
ER
Y C
OU
NTY
, MA
RY
LAN
D
OF 13
DA
TE: D
EC
EM
BE
R 2
016
6GR-01
AS
SE
T 11
153
-LI
TTLE
PA
INT
BR
AN
CH
- TO
WN
ES
OF
GLO
UC
ES
TER
PR
ELI
MIN
AR
Y G
RA
DIN
G P
LAN
EX. 18" RCP
PROPERTY LINE
EX. RIPRAP(TYP.)
EX.WETLAND
PROPERTYLINE
35' W.S.S.C.EASEMENT
PROP. 8'x8' CAST-INPLACE RISER WITHORIFICE AND WEIRS
20' W.S.S.C.SEWER R/W
ALPEN GREEN COURT
ALPEN GREEN WAY
EX. A/C
EX. WATERPIPE (TYP.)
EX. SANITARYPIPE (TYP.)
EX. (GIS)SIDEWALK(TYP.)
EX. (SURVEYED)SIDEWALK(TYP.)
PROPERTYLINE
VALI
ANT
TERR
ACE
EX. CURB(TYP.)
EX.COMMUNUCATIONUNDERGROUND(TYP.)
EXISTINGSTREAM
EX. ROCKOUTCROPPING
EX.ELECTRICALUNDERGROUND(TYP.)
PROPERTYLINE
EX. RIPRAP(TYP.)
EX. WETLANDBOUNDARY
EX.18" RCP
1"=
20'
12/0
1/20
16
040-
GR
01.D
WG
EX. STREAMBOUNDARY
20' W.S.S.C.SEWER R/W
EXISTINGSTREAM
MODIFIED 60" EX.CMP W/ 48" ODSNAP-TITE HDPESLIP-LINER
STAGINGAREA
ORIFICE INV. = 380.00WEIR CREST. = 384.50TOP OF WEIR OPENING = 388.50TOP OF RISER = 389.00SEE DETAIL SHEET DE-01
INV =374.45
INV =375.96
POND BOTTOMELEV. = 376.50'
WQV POOL= 380.00
12'
10%
MAX
REPLACEDRIPRAP
EX.RIPRAP(TYP.)
LEGENDPROPOSED GRADE
EXISTING GRADE
ACCESS ROAD
MEADOW VEGETATION /TURF GRASS
NORMAL POOL
RIPRAP
SWM STRUCTURE
BUILDING
ROADWAY/DRIVEWAY
SIDEWALK
PROPOSED TREE & SHRUBS
WATER SURFACE BOUNDARY
PROPERTY BOUNDARY
LIMITS OF DISTURBANCELOD
TREE CANOPY
STAGING AREA TREE TO BE REMOVED
EXISTING TREE
STREAM/WETLAND BUFFERB BACKGROUNDFIGURE 1: ASSET #11153 EXISTING DRY POND (CLOGGED LOW FLOW) FIGURE 2: ASSET #11153 OUTFALL CHANNEL
