EC_Plan_SLDA_-_Issued_for_Construction.pdf
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SHALLOW LAND DISPOSAL AREA - SEDIMENTATION & EROSION CONTROL PLAN
STATE ROUTE 66 AT KISKIMERE ROAD
ARMSTRONG COUNTY, PENNSYLVANIA
APRIL 14, 2010
MARK W. GLYNN, P.E.
PA. LICENSE #051219-E
OVERALL EXISTING CONDITIONS
SLDA - SEDIMENTATION &
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
B E1
PROJECT LOCATION MAP
A E1
EXISTING CONDITIONS - PLAN
C E1
USDA NRCS - SOIL SURVEY D
E1
EXISTING WATERSHED AND BASIN BOUNDARIES
OVERALL PROPOSED CONDITIONS
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
A E2
OVERALL PROPOSED CONDITIONS - PLAN
NOTES: INSTALLATION SEQUENCE OF NON BMP SITE FEATURES :
B E2
EXISTING & MAXIMUM DURING CONSTRUCTION BASINS
INSTALLATION AND REMOVAL SEQUENCE OF BMP SITE FEATURES :
BMP LOWER SITE - PLAN
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
A E3
BMP LOWER SITE - PLAN
BMP MIDDLE SITE - PLAN
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
A E4
BMP MIDDLE SITE - PLAN
BMP UPPER SITE - PLAN
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
A E5
BMP UPPER SITE - PLAN
BEST MANAGEMENT PRACTICES -
DETAILS
SLDA - SEDIMENTATION &
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
CHANNEL CROSS-SECTION
CHANNEL
NO. STATIONS
BOTTOM
WIDTH
B
(FT)
DEPTH
D
(FT)
Z1
(FT)
Z2
(FT)
SIZE
(R-_)
STANDARD CONSTRUCTION DETAIL #2
Riprap Channels
RIPRAP
THICK.
t
(IN)
STANDARD CONSTRUCTION DETAIL #8
Sediment Basin Emergency Spillways
Dimension PI should be 5' minimum.
BASIN
NO.
Z3
(FT)
Z4
(FT)
TOP
ELEV
WTE
(FT)
CREST
ELEV
WCE
(FT)
WIDTH
Ww
(FT)
RIPRAP
SIZE
(R-_)
RIPRAP
THICK.
LRt
(IN)
Z5
(FT)
DEPTH
Cd
(FT)
WIDTH
Dw
(FT)
RIPRAP
SIZE
(R-_)
RIPRAP
THICK.
DRt
(IN)
LENGTH
DI
(FT)
WEIR LINING CHANNEL DISSIPATER
RIPRAP OUTLET DISSIPATER
PLAN VIEW
WEIR
SECTION Z-Z
EMBANKMENT SECTION ALONG EMERGENCY SPILLWAY
STANDARD CONSTRUCTION DETAIL #11
Embankment Sediment Traps
TRAP
NO.
Z1
(FT)
H
(FT)
h
(FT)
Z2
(FT)
EMBANK.
TOP
ELEV.
ETE
(FT)
OUTLET
CREST
ELEV.
OCE
(FT)
CLEAN
OUT
ELEV.
COE
(FT)
BOTTOM
ELEV.
BE
(FT)
OUTLET
WIDTH
OW
(FT)
* Embankment outlet composed entirely of rock; main body R-3 or larger, inside face ASSHTO #57 stone or smaller.
Clean out stake shall be placed near center of each trap. Accumulated sediment shall be removed when it reaches the clean out elveation marked on the stake.
SECTION THROUGH SPILLWAY*
INSIDE FACE
STANDARD CONSTRUCTION DETAIL #33
Riprap Aprons at Pipe Outlets with Flared End Sections
OUTLET
NO.
PIPE
DIA
Pd
(IN)
SIZE
(R-_)
THICK.
Rt
(IN)
LENGTH
AI
(FT)
INITIAL
WIDTH
Aiw
(FT)
TERMINAL
WIDTH
Atw
(FT)
RIPRAP APRON
PLAN VIEW
SECTION Y-Y
SECTION Z-Z
EMBANKMENT SECTION ALONG PRINCIPAL SPILLWAY*
BASIN
NO.
Z2
(FT)
SKIMMER
INFO
DIA
Bd
(IN)
INLET
ELEV
BIE
(FT)
OUTLET
ELEV
BOE
(FT)
STANDARD CONSTRUCTION DETAIL #3
Sediment Basins
TOP
ELEV
ETE
(FT)
Z1
(FT)
FAIRCLOTH SKIMMER BARREL
CREST
ELEV
TRCE
(FT) MAT'L
LENGTH
BI
(FT)
EMBANKMENT
TOP
WIDTH
ETw
(FT)
CLEAN
OUT
ELEV
COE
(FT)
BOTTOM
ELEV
BE
(FT)
* Also refer to Sediment Basin Temporary Riser, Emergency Spillway, Energy Dissipater, Trash Rack & Anti-vortex Device, and Sediment Storage Dewatering Facility Details.
A clean out stake shall be placed near the center of each basin. Accumulated sediment shall be removed when it has reached the clean out elevation on the stake.
STANDARD CONSTRUCTION DETAIL #19
Standard Filter Fabric Fence (18" High)
* Stakes spaced @ 8' maximum. Use 2" x 2" wood or equivalent steel stakes.
Filter Fabric Fence must be placed at level existing grade. Both ends of the barrier must be extended at least 8 feet up slope at 45 degrees to the main barrier alignment.
Sediment must be removed when accumulations reach 1/2 the above ground height of the fence.
Any section of Filter Fabric Fence which has been undermined or topped must be immediately replaced with a Rock Filter Outlet. See Standard Construction Detial #18.
JOINING FENCE SECTIONS
STANDARD CONSTRUCTION DETAIL #20
Reinforced Filter Fabric Fence (30" High)
Filter Fabric Fence must be installed at existing level grade. Both ends of each fence section must be extended at least 8 feet upslope at 45 degrees to the main fence alignment.
Sediment must be removed where accumulations reach 1/2 the above ground height of the fence.
Any fence section which has been undermined or topped must be immediately replaced with a Rock Filter Outlet. See Standard Construction Detial #18.
JOINING FENCE SECTIONS CUTAWAY VIEW
NOTE: SHOW ALL DETAILS AND CONSTRUCTION
DIMENSIONS ON PLAN DRAWINGS.
STANDARD CONSTRUCTION DETAIL #21
Filter Fabric Fence Reinforced by Staked Straw Bales
Filter Fabric Fence must be installed at existing level grade. Both ends of each fence section must be extended at least 8 feet upslope at 45 degrees to the main fence alignment.
Sediment must be removed where accumulations reach 1/2 the above ground height of the fence.
Any fence section which has been undermined or topped must be immediately replaced with a Rock Filter Outlet. See Standard Construction Detial #18.
MATERIAL SPECIFICATIONS
EROSION CONTROL PLAN
MARK W. GLYNN, P.E., PA LICENSE #051219-E
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