W912HN-18-B-3001_VOL1_AMD1.pdf

1' MIN. 2' MAX.

PLACED BENEATH ROCK

GEO-TEXTILE FABRIC

6" MIN.

6" MIN.

50' MIN.

' M

IN

30" MIN.

18" MIN.

3"

28"

2"

18" MIN

30" MIN

6"

6' MAX O.C.

(TYP)

WOOD POST

EG

TRENCH

TYPE FENCE A B

175 175175

80 80

MINIMUM FABRIC WIDTH (INCHES) 2236 36

#30

C

25 7025

#30 #30

(MAX. SIEVE SIZE) (ASTM D-4751)

AOS (APPARENT OPENING SIZE)

(ASTM D- 4632

ELONGATION (% MAX.)

(ASTM D-4632)

TENSILE STRENGTH (LBS. MIN.) (1)

STRENGTH TESTER)

(ASTM D- 3786 DIAPHRAGM BURSTING

BURSTING STRENGTH (PSI MIN.)

ASTM D-4355)

WEATHERING IN ACCORDANCE WITH

(ASTM D-4632 AFTER 300 HOURS

ULTRAVIOLET STABILITY (2)

(GDT-87)

FLOW RATE (GAL/MIN/SQ. FT.)

FILL - 180

WARP - 260

FILL - 100

WARP - 120

FILL - 100

WARP -120

Sd2-Bg

NOTE:

1. HARDWARE CLOTH OR COMPARABLE WIRE MESH WITH 12 INCH OPENINGS SHALL BE FITTED OVER ALL

BLOCK OPENINGS TO HOLD GRAVEL IN PLACE.

2. THE FOUNDATION SHOULD BE EXCAVATED AT LEAST 2 INCHES BELOW THE CREST OF THE STORM

DRAIN. THE FIRST ROW OF BLOCKS WILL BE PLACED HERE FOR LATERAL SUPPORT.

3. ONE BLOCK (AS SHOWN) IS TO BE PLACED ON EACH SIDE OF THE STRUCTURE ON ITS SIDE IN THE

BOTTOM ROW TO ALLOW FOR POOL DRAINAGE.

FOUNDATION SET 2" BELOW

CREST OF STORM DRAIN

SEDIMENT DROP INLET

W/ GRATE

TEMPORARY

SEDIMENT POOL

GRAVEL

DEWATERING

RUNOFF WATER

WITH SEDIMENT

WIRE SCREEN

BLOCK AND GRAVEL SECTION

WIRE SCREEN

DROP INLET GRATE

GRAVEL FILTER SHOULD

HAVE SLOPE OF 2:1

CONCRETE BLOCK

DEWATERING

BLOCK AND GRAVEL PERSPECTIVE

INLET PROTECTION

BLOCK AND GRAVEL DROP

APPEARANCE OF GOOD SOD

Ds4 SODDING

LAY SOD IN A

STAGGERED PATTERN.

BUTT THE STRIPS

TIGHTLY AGAINST

EACH OTHER. DO NOT

LEAVE SPACES AND DO

NOT OVERLAP. A

SHARPENED MASON'S

TROWEL IS A HANDY

TOOL FOR TUCKING

DOWN THE ENDS AND

TRIMMING PIECES.

INCORRECT

CORRECT

BUTTING - ANGLED

ENDS CAUSED BY

THE AUTO - MATIC

SOD CUTTER MUST

BE MATCHED

CORRECTLY.

ROLL SOD

IMMEDIATELY TO

ACHIEVE FIRM

CONTACT WITH THE

WATER TO A

DEPTH OF 4" AS

NEEDED. WATER

WELL AS SOON AS

THE SOD IS LAID.

MOW WHEN THE

SOD IS

ESTABLISHED - IN

2-3 WEEKS. SET

THE MOWER HIGH

(2"-3").

SHOOTS - OR GRASS

BLADES. GRASS SHOULD

BE GREEN AND

HEALTHY, MOWED AT A

2"-3" CUTTING HEIGHT.

THATCH - GRASS CLIPPINGS

AND DEAD LEAVES, UP TO

1/2" THICK.

ROOT ZONE - SOIL AND ROOTS

SHOULD BE 1/2" - 3/4" THICK,

WITH DENSE ROOT MAT FOR

STRENGTH.

SOIL.

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IP_PWP:dms21991\gwzce505.dgn

CRUSHED STONE CONSTRUCTION EXIT

EXIT DIAGRAM

FLOW

FLOW

ENTRANCE ELEVATION

(IF NEEDED)

SILT FENCE - TYPE NON-SENSITIVE

SIDE VIEW

FLOW

FABRIC

FRONT VIEW

End of fabric fence

Figure 6-20.7

FASTENERS FOR SILT FENCES

Staple Placement

FRONT VIEWS

Wood Post with

6' o.c. max.

Post

18"

Beginning of fabric fence

Flow

Wood Post with

Nail Placement

OVERLAP AT FABRIC ENDS

Flow

TOP VIEW - (Not to scale)

FABRIC

Sd1-NS-A

MAY REQUIRE TOP DRESSING, REPAIR AND/OR CLEANOUT OF ANY MEASURES USED TO TRAP SEDIMENT.

MAINTAIN AREA IN A WAY THAT PREVENTS TRACKING AND/OR FLOW OF MUD ONTO PUBLIC RIGHTS-OF-WAYS. THIS 10.

DIRT.

FOR TRUCK TRAFFIC THAT REMOVE MUD AND SUITABLENECESSARY, WASHRACK DESIGN MAY CONSIST OF ANY MATERIAL

WASHRACKS AND/OR TIRE WASHERS MAY BE REQUIRED DEPENDING ON SCALE AND CIRCUMSTANCE. IF 9.

ENTRANCE TO A SEDIMENT CONTROL DEVICE).

INTO AN APPROVED SEDIMENT TRAP OR SEDIMENT BASIN (DIVERT ALL SURFACE RUNOFF AND DRAINAGE FROM THE

WHEN WASHING IS REQUIRED, IT SHOULD BE DONE ON AN AREA STABILIZED WITH CRUSHED STONE THAT DRAINS 8.

INSTALL PIPE UNDER THE ENTRANCE IF NEEDED TO MAINTAIN DRAINAGE DITCHES.7.

A DIVERSION RIDGE SHOULD BE CONSTRUCTED WHEN GRADE TOWARD PAVED AREA IS GREATER THAN 2%.6.

PAD WIDTH SHALL BE EQUAL FULL WIDTH AT ALL POINTS OF VEHICULAR EGRESS, BUT NO LESS THAN 20'.5.

GRAVEL PAD SHALL HAVE A MINIMUM THICKNESS OF 6".4.

AGGREGATE SIZE SHALL BE IN ACCORDANCE WITH NATIONAL STONE ASSOCIATION R-2 (1.5"-3.5" STONE).3.

FOR POSITIVE DRAINAGE.

REMOVE ALL VEGETATION AND OTHER UNSUITABLE MATERIAL FROM THE FOUNDATION AREA, GRADE, AND CROWN 2.

AVOID LOCATING ON STEEP SLOPES OR AT CURVES ON PUBLIC ROADS.1.

:NOTES

Co

3:1SIDE SLOPES

3:1SIDE SLOPES

3:1SIDE SLOPES

ELEV. 469.65'

ELV. 472.15'

STONE

#57 WASHED

STONE

#57 WASHED

STONE

#57 WASHED

ELEV. 471.55'

ELEV. 469.05'

3"-4" FINE SHREDDED

HARDWOOD MULCH

NATIVE PLANTS

SCARIFY BOTTOM

PROTECT FROM

SOIL COMPACTION

DURING CONSTRUCTION

STORM SEWER

SYSTEM

OVERFLOW STRUCTURE

(WHERE NEEDED)

BIORETENTION AREA

FILTER STRIP FOR SHEET FLOW ENTERING

HAVE ENERGY DISSIPATION OR A GRASS 2.

MAXIMUM 3:1 SIDE SLOPES1.

NOTES TO DESIGNERS:

OVERFLOW ELEVATION = 474.52'

TOP OF BANK ELEV = 475.5

15" DIAMETER OUTLET PIPE

(TO STORM SEWER SYSTEM OR

STABLE OUTFALL)

IE = 470.37'

ELEV. 471.0'____

18" MAXIMUM

PONDING DEPTH

(WATER ELEV. 474.52')

3"-4" FINE SHREDDED

HARDWOOD MULCH

NATIVE PLANTS

SCARIFY BOTTOM

PROTECT FROM

SOIL COMPACTION

DURING CONSTRUCTION

STORM SEWER

SYSTEM

OVERFLOW STRUCTURE

(WHERE NEEDED)

BIORETENTION AREA

FILTER STRIP FOR SHEET FLOW ENTERING

HAVE ENERGY DISSIPATION OR A GRASS 2.

MAXIMUM 3:1 SIDE SLOPES1.

NOTES TO DESIGNERS:

OVERFLOW ELEVATION = 473.27'

15" DIAMETER OUTLET PIPE

(TO STORM SEWER SYSTEM OR

STABLE OUTFALL)

IE = 469.64'

18" MAXIMUM

PONDING DEPTH

(WATER ELEV. 473.27')

3"-4" FINE SHREDDED

HARDWOOD MULCH

NATIVE PLANTS

SCARIFY BOTTOM

PROTECT FROM

SOIL COMPACTION

DURING CONSTRUCTION

STORM SEWER

SYSTEM

OVERFLOW STRUCTURE

(WHERE NEEDED)

BIORETENTION AREA

FILTER STRIP FOR SHEET FLOW ENTERING

HAVE ENERGY DISSIPATION OR A GRASS 2.

MAXIMUM 3:1 SIDE SLOPES1.

NOTES TO DESIGNERS:

OVERFLOW ELEVATION = 472.67'

18" DIAMETER OUTLET PIPE

(TO STORM SEWER SYSTEM OR

STABLE OUTFALL)

IE = 467.31'

18" MAXIMUM

PONDING DEPTH

(WATER ELEV. 474.52')

BIORETENTION #2

BIORETENTION #3BIORETENTION #1

TOP OF BANK ELEV = 474.15

ELEV. 473.5

TOP OF BANK ELEV = 473.55'

CONCRETE WASHDOWN

P C

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A

IL

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4% ORGANIC

8% FINES

88% SAND

2' PLANTING MEDIA

(MIN. PERMEABILITY > 1.0 IN/HR)

FILTER FABRIC

4% ORGANIC

8% FINES

88% SAND

2' PLANTING MEDIA

(MIN. PERMEABILITY > 1.0 IN/HR)

FILTER FABRIC

4% ORGANIC

8% FINES

88% SAND

2' PLANTING MEDIA (MIN. PERMEABILITY > 1.0 IN/HR)

FILTER FABRIC

Sk STONE

Sk STONE

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ISSUED FOR CONSTRUCTION

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IP_PWP:dms21991\gwzce507.dgn