description - montgomerycountymd.gov · inv=380.27 rim=394.27 ... rim=398.73 c c c c c e e e 416...

1
INV=380.27 RIM=394.27 RIM=415.32 RIM=412.67 RIM=413.33 RIM=398.7 C C C C C E E E 416 416 416 416 415 415 415 415 415 415 415 415 415 415 415 414 414 414 414 414 414 414 414 414 413 413 413 413 413 413 413 413 413 412 412 412 412 411 410 410 410 409 409 409 409 408 408 407 407 406 406 406 405 405 405 404 404 404 404 403 403 403 403 402 402 402 401 401 401 401 401 400 400 400 400 400 400 399 399 399 399 398 398 398 397 397 397 397 396 396 396 395 5 9 3 395 395 395 394 394 394 394 393 393 393 392 2 9 3 392 392 391 391 391 391 390 390 390 390 389 389 389 389 389 388 388 388 388 387 386 386 386 386 385 385 38 384 384 383 3 383 383 382 382 381 380 378 377 376 375 374 373 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 0 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 #47 #472 #469 #46 #71 #72 #468 #590 #410 #600 #409 #402 #404 #403 #405 #408 #415 #406 #4 # #586 #559 #558 #556 #553 #562 #563 #564 #557 #561 #560 #566 #567 #571 #572 #573 #574 #565 6 # 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" TCP INV:386.89 15" RCP INV: 404.88 #302 NO TAG 18" RCP INV=380.23 INV:383.27 18" RCP INV:403.17 INV:404.22 E: 1,331,100 E: 1,331,150 N: 521,000 N: 521,000 E: 1,331,500 N: 521,200 (PRIVATE) (PRIVATE) UNK SS SS SS SS SS SS SS SS S W W W W W W W W 397 397 SD SD SD #120 #653 #652 #646 #624 #311 #310 #309 #583 #582 #580 #578 #576 #575 #584 #491 #69 # 493 # 492 # 494 # 495 5 4 3 2 1 D C B A SHEET NO. MR. CRAIG CARSON 240-777-7713 MONTGOMERY COUNTY DEPARTMENT OF ENVIRONMENTAL PROTECTION 255 ROCKVILLE PIKE, SUITE 120 ROCKVILLE, MD 20850 DESIGNED BY: KN DWN BY: WS CKD BY: RP SUBMITTED BY: FB PLOT SCALE: PLOT DATE: FILE NAME: SIZE: ANSI D TASK ORDER NO.: WRE12-40 CONTRACT NO.: FILE NUMBER: MARK DESCRIPTION DATE APPR. MARK DESCRIPTION DATE APPR. 6110 FROST PLACE LAUREL, MD 20707 WRE 40 - TASK ORDER 12-40 LITTLE PAINT BRANCH - TOWNES OF GLOUCESTER CONCEPT PLAN - NOT FOR CONSTRUCTION COLESVILLE (5TH) ELECTION DISTRICT MONTGOMERY COUNTY, MARYLAND OF 13 DATE: DECEMBER 2016 6 GR-01 ASSET 11153 - LITTLE PAINT BRANCH - TOWNES OF GLOUCESTER PRELIMINARY GRADING PLAN EX. 18" RCP PROPERTY LINE EX. RIPRAP (TYP.) EX. WETLAND PROPERTY LINE 35' W.S.S.C. EASEMENT PROP. 8'x8' CAST-IN PLACE RISER WITH ORIFICE AND WEIRS 20' W.S.S.C. SEWER R/W ALPEN GREEN COURT ALPEN GREEN WAY EX. A/C EX. WATER PIPE (TYP.) EX. SANITARY PIPE (TYP.) EX. (GIS) SIDEWALK (TYP.) EX. (SURVEYED) SIDEWALK (TYP.) PROPERTY LINE VALIANT TERRACE EX. CURB (TYP.) EX. COMMUNUCATION UNDERGROUND (TYP.) EXISTING STREAM EX. ROCK OUTCROPPING EX. ELECTRICAL UNDERGROUND (TYP.) PROPERTY LINE EX. RIPRAP (TYP.) EX. WETLAND BOUNDARY EX. 18" RCP 1"= 20' 12/01/2016 040-GR01.DWG EX. STREAM BOUNDARY 20' W.S.S.C. SEWER R/W EXISTING STREAM MODIFIED 60" EX. CMP W/ 48" OD SNAP-TITE HDPE SLIP-LINER STAGING AREA ORIFICE INV. = 380.00 WEIR CREST. = 384.50 TOP OF WEIR OPENING = 388.50 TOP OF RISER = 389.00 SEE DETAIL SHEET DE-01 INV = 374.45 INV = 375.96 POND BOTTOM ELEV. = 376.50' WQV POOL = 380.00 12' 10% MAX REPLACED RIPRAP EX. RIPRAP (TYP.) LEGEND PROPOSED 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 DISTURBANCE LOD TREE CANOPY STAGING AREA TREE TO BE REMOVED EXISTING TREE STREAM/WETLAND BUFFER B BACKGROUND FIGURE 1: ASSET #11153 EXISTING DRY POND (CLOGGED LOW FLOW) FIGURE 2: ASSET #11153 OUTFALL CHANNEL

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Page 1: DESCRIPTION - montgomerycountymd.gov · inv=380.27 rim=394.27 ... 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

INV=380.27

RIM=394.27

RIM=415.32

RIM=412.67

RIM=413.33

RIM=398.73

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# 316# 317

# 655

# 654# 647

#74

#75

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#363

#359 #348

#112

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#350 #330

#641

#533 #532

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NO TAG

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NO TAG #391 #390

#389

#393 #394 #209

#210

#398

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#397

#205 #204

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#386

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#265

#248 #216 #215

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#531

#637

SD

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#302

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18" RCPINV=380.23

INV:383.27

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E: 1

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E: 1

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N: 521,000

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#311 #310

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#583

#582

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#576

#575

#584

#491

#69

# 493# 492

# 494

# 495

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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