HomeMy WebLinkAbout05040015.8(30 2cm
1, FOR EASIER INSTALLATION, LOWER WATER FROM LEVEL A TO LEVI-L B BEFORE INSTALLATION.
2. PREPARE SOIL BEFORE INSTALLING BLANKETS, INCLUDING ANY NI CESSARY APPLICATION OF LIME, FERTILIZER, AND SEED
A - INSTALLED WITH PAPER
- NOT SEED PREPARED I L -0 SEED MUST BE NS LL
NOTE: WHEN USING CELL -Q SEED, DO 0 iEA CE L
SIDE DOWN.
3, BEGIN AT THE TOP OF THE SHORELINE BY ANCHORING THE BLANKET IN A 6" (15cm) DEEP X 6" (15cm) WIDE TRENCH
WITH APPROXIMATELY 12" (30cm) OF BLANKET EXTENDED BEYOND THE UP -SLOPE PORTION OF THE TRENCH. ANCHOR
THE BLANKET WITH A ROW OF STAPLES /STAKES APPROXIMATELY 12" (30cm) APART IN THE BOTTOM OF THE TRENCH.
BACKFILL AND COMPACT THE TRENCH AFTER STAPLING. APPLY SEED TO COMPACTED SOIL AND FOLD REMAINING 12" (30cm)
PORTION OF BLANKET BACK OVER SEED AND COMPACTED SOIL. SECURE BLANKET OVER COMPACTED SOIL WITH A ROW OF
STAPLES /STAKES SPACED APPROXIMATELY 12" (30cm) APART ACROSS THE WIDTH OF THE BLANKET.
4. ROLL BLANKETS EITHER (A.) DOWN THE SHORELINE FOR LONG BANKS, (TOP TO BOTTOM) OR (B.) HORIZONTALLY ACROSS
THE SHORELINE SLOPE. BLANKETS WILL UNROLL WITH APPROPRIATE SIDE AGAINST THE SOIL SURFACE. ALL BLANKETS MUST
BE SECURELY FASTENED TO SOIL SURFACE BY PLACING STAPLES /STAKES IN APPROPRIATE LOCATIONS AS SHOWN IN THE STAPLE
PATTERN GUIDE. WHEN USING OPTIONAL DOT SYSTEM", STAPLE`: /STAKES SHOULD BE PLACED THROUGH EACH OF THE COLORED
DOTS CORRESPONDING TO THE APPROPRIATE STAPLE PATTERN.
5. THE EDGES OF ALL HORIZONTAL AND VERTICAL BLANKET SEAMS MUST BE STAPLED WITH APPROXIMATELY 2 " -5" (5cm- 12.5cm)
OVERLAP. TO ENSURE PROPER SEAM ALIGNMENT BETWEEN ADJACENT BLANKETS, PLACE THE EDGE OF THE OVERLAPPING
BLANKET (BLANKET BEING INSTALLED ON TOP) EVEN WITH THE COLORED SEAM STITCH -ON THE PREVIOUSLY INSTALLED BLANKET.
SECURE ALL OVERLAPS WITH STAPLES SPACED 12" (30cm) APART.
NOTE:
* SEAM OVERLAP SHOULD BE SHINGLED ACCORDING TO PREDOMINANT EROSIVE ACTION.
6. THE EDGE OF THE BLANKET AT OR BELOW NORMAL WATER LEVEL MUST BE ANCHORED BY PLACING THE BLANKET
IN A 12" (30cm) DEEP X 6" (15cm) WIDE ANCHOR TRENCH. ANCHOR THE BLANKET WITH A ROW OF STAPLES /STAKES
SPACED APPROXIMATELY 12" (30cm) APART IN THE TRENCH. BACKFILL AND COMPACT THE TRENCH AFTER STAPLING (STONE OR
SOIL MAY BE USED AS BACKFILL.)
NOTE:
* IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE OR STAKE LENGTHS GREATER THAN 6" (15cm) MAY BE NECESSARY
TO PROPERLY ANCHOR THE BLANKETS.
EROSION CONTROL BLANKET INSTALLATION
ALONG A SHORELINE
(15 cm)
(15 cm)
-s"
- 12.5cm)
(15 cm)
1. PREPARE SOIL BEFORE INSTALLING BLANKETS, INCLUDING ANY NECESSARY APPLICATION OF LIME, FERTILIZER, AND SEED. NOTE:
WHEN USING CELL -O -SEED DO NOT SEED PREPARED AREA. CELL -O -SEED MUST BE INSTALLED WITH PAPER SIDE DOWN.
2. BEGIN AT THE TOP OF THE CHANNEL BY ANCHORING THE BLANKET IN A 6" (15cm) DEEP X 6" (15cm) WIDE TRENCH
WITH APPROXIMATELY 12" (30cm) OF BLANKET EXTENDED BEYOND THE UP -SLOPE PORTION OF THE TRENCH. ANCHOR THE
BLANKET WITH A ROW OF STAPLES /STAKES APPROXIMATELY 12" (30cm) APART IN THE BOTTOM OF THE TRENCH. BACKFILL
AND COMPACT THE TRENCH AFTER STAPLING. APPLY SEED TO COMPACTED SOIL AND FOLD REMAINING 12" (30cm) PORTION
OF BLANKET BACK OVER SEED AND COMPACTED SOIL. SECURE BLANKET OVER COMPACTED SOIL WITH A ROW OF STAPLES /STAKES
SPACED APPROXIMATELY 12" (30cm) APART ACROSS THE WIDTH OF THE BLANKET.
3. ROLL CENTER BLANKET IN DIRECTION OF WATER FLOW IN BOTTOM OF CHANNEL. BLANKETS WILL UNROLL WITH APPROPRIATE SIDE
AGAINST THE SOIL SURFACE. ALL BLANKETS MUST BE SECUREL) FASTENED TO SOIL SURFACE BY PLACING STAPLES /STAKES
IN APPROPRIATE LOCATIONS AS SHOWN IN THE STAPLE PATTERN GUIDE. WHEN USING OPTIONAL DOT SYSTEM", STAPLES /STAKES
SHOULD BE PLACED THROUGH EACH OF THE COLORED DOTS CORRESPONDING TO THE APPROPRIATE STAPLE PATTERN.
4. PLACE CONSECUTIVE BLANKETS END OVER END (SHINGLE STYLE) WITH A 4 " -6" (10cm -15cm) OVERLAP. USE A DOUBLE ROW OF
STAPLES STAGGERED 4" (10cm) APART AND 4" (10cm) ON CENTER TO SECURE BLANKETS.
5. FULL LENGTH EDGE OF BLANKETS AT TOP OF SIDE SLOPES MUST BE ANCHORED WITH A ROW OF STAPLES /STAKES APPROXIMATELY
12" (30cm) APART IN A 6" (15cm) DEEP X 6" (15cm) WIDE TRENCH. BACKFILL AND COMPACT THE TRENCH AFTER STAPLING.
6. ADJACENT BLANKETS MUST BE OVERLAPPED APPROXIMATELY 2 " -5" (5cm- 12.5cm) (DEPENDING ON BLANKET TYPE) AND STAPLED.
TO ENSURE PROPER SEAM ALIGNMENT, PLACE THE EDGE OF THE OVERLAPPING BLANKET (BLANKET BEING INSTALLED ON TOP) EVEN
WITH THE COLORED SEAM STITCH"'ON THE BLANKET BEING OVERLAPPED.
7. IN HIGH FLOW CHANNEL APPLICATIONS, A STAPLE CHECK SLOT IS RECOMMENDED AT 30 TO 40 FOOT (9m -12m) INTERVALS. USE
A DOUBLE ROW OF STAPLES STAGGERED 4" (10cm) APART AND 4" (10cm) ON CENTER OVER ENTIRE WIDTH OF THE CHANNEL.
8. THE TERMINAL END OF THE BLANKETS MUST BE ANCHORED WITH A ROW OF STAPLES /STAKES APPROXIMATELY 12" (30cm) APART
IN A 6" (15cm) DEEP X 6" (15cm) WIDE TRENCH, BACKFILL AND COMPACT THE TRENCH AFTER STAPLING.
A-7 NOTE:
_B C CRITICAL POINTS HORIZONTAL STAPLE SPACING SHOULD BE ALTERED
A. OVERLAPS AND SEAMS IF NECESSARY TO ALLOW STAPLES TO SECURE THE
B. PROJECTED WATER LINE CRITICAL POINTS ALONG THE CHANNEL SURFACE.
C. CHANNEL BOTTOM /SIDE ** IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE
A- SLOPE VERTICES OR STAKE LENGTHS GREATER THAN 6" (15 cm) MAY
B BE NECESSARY TO PROPERLY ANCHOR THE BLANKETS.
C
EROSION CONTROL BLANKET INSTALLATION
WITHIN A CHANNEL
0.7 STAPLES PER SO. YD
300
275
250
w 225
LIJ 200
Z 175
= 150
0 125
Z 100
w 75
0 50
Cf) 25
0
1.15 STAPLES PER SQ. YD
GENERAL STAPLE RECOMMENDATIONS
B
C
C
C
D
E
B
A
A
B
B
0 0
rn x- x
0
C
x 0.75'
X x
0.38' 0.75' 1 0.37'
X
1.7 STAPLES PER SO. YD
0
x x x
Ln
0
0 D
X x x
0.37' 1 0.38' I 0.38' 1 0.37'
0.75'
X x x
3.4 STAPLES PER SQ. YD
3.75 STAPLES PER SO. YD.
NOTES:
1. STAPLE PATTERNS APPLY TO ALL NORTH AMERICAN GREEN EROSION BLANKETS.
2. STAPLE PATTERNS MAY VARY DEPENDING UPON SOIL TYPE AND AVERAGE ANNUAL RAINFALL.
3. AT SLOPE LENGTHS GREATER THAN 300 FEET OR WHERE DRAINAGE OVER LARGE AREAS IS
DIRECTED ONTO BLANKETS, STAPLE PATTERN "C" SHOULD BE UTILIZED.
4. CHANNEL LININGS REQUIRE A 2' (MIN.) OVERLAP AT LONGITUDINAL JOINTS AND SIDE SLOPES
REQUIRE A 6" (MIN.) OVERLAP. WHERE OVERLAPS OCCUR, THE UPSTREAM BLANKET SHALL
OVERLAP THE DOWNSTREAM.
5. IF OTHER THAN NOR N CONTROL BLANKETS R T
4:1 3:1 2:1 1:1 LOW MED /HIGH NORTH AMERICAN GREEN EROSIO L LANKE S A E INSTALLED FOLLOW
FLOW FLOW THE INSTALLATION DIRECTIONS RECOMMENDED BY THAT MANUFACTURER.
CHANNEL CHANNEL
SLOPE GRADIENT AND AND
SHORELINE SHORELINE
EROSION CONTROL BLANKET STAPLE PATTERN
SEASONAL SOIL
PROTECTION CHART
STABILIZATION
JAN.
FEB.
MAR.
APR.
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
PRACTICE
PERMANENT
A
* ///
/ / //I
/ / //f
/I f►
SEEDING
DORMANT
B
B
SEEDING
TEMPORARY
C
E
SEEDING
SODDING
MULCHING
G
A = KENTUCKY BLUEGRASS 100 LBS /ACRE; CREEPING RED FESCUE 100 LBS /ACRE;
PLUS 2 TONS STRAW MULCH /ACRE, OR ADD
ANNUAL RYEGRASS 20 LBS /ACRE
FERTILIZE AS RECOMMENDED BY SOIL TEST. IF
TESTING IS NOT DONE, APPLY
400 -600 LBS. /ACRE OF 12 -12 -12 ANALYSIS,
OR EQUIVALENT, FERTILIZER.
B = KENTUCKY BLUEGRASS 120 LBS /ACRE; CREEPING RED FESCUE 120 LBS /ACRE;
PLUS 2 TONS STRAW MULCH /ACRE, OR ADD
ANNUAL RYEGRASS 30 LBS /ACRE
FERTILIZE AS RECOMMENDED BY SOIL TEST. IF
TESTING IS NOT DONE, APPLY
400 -600 LBS. /ACRE OF 12 -12 -12 ANALYSIS,
OR EQUIVALENT, FERTILIZER.
C = SPRING OATS 3 BUSHELS /ACRE
FERTILIZE AS RECOMMENDED BY SOIL TEST. IF
TESTING IS NOT DONE, APPLY
400 -600 LBS. /ACRE OF 12 -12 -12 ANALYSIS,
OR EQUIVALENT, FERTILIZER.
D = WHEAT OR RYE 2 BUSHELS /ACRE
FERTILIZE AS RECOMMENDED BY SOIL TEST. IF
TESTING IS NOT DONE, APPLY
400 -600 LBS. /ACRE OF 12 -12 -12 ANALYSIS,
OR EQUIVALENT, FERTILIZER.
E = ANNUAL RYEGRASS 40 LBS /ACRE (1 LB /1000 SQ. FT.)
FERTILIZE AS RECOMMENDED BY SOIL TEST. IF
TESTING IS NOT DONE, APPLY
400 -600 LBS./ACRE OF 12 -12 -12 ANALYSIS,
OR EQUIVALENT, FERTILIZER.
F = SOD
G = STRAW MULCH 2 TONS /ACRE
* /I/ * IRRIGATION NEEDED DURING JUNE, JULY,
AUGUST AND /OR SEPTEMBER
** = IRRIGATION NEEDED FOR 2 WEEKS AFTER SUPPLYING SOD
SEASONAL SOIL PROTECTION CHART
SEEDBED PREPARATION
1. TEST SOIL TO DETERMINE PH AND NUTRIENT LEVELS. (CONTACT YOUR COUNTY SWCD OR
COOPERATIVE EXTENSION OFFICE FOR ASSISTANCE AND SOILS INFORMATION, INCLUDING AVAILABLE
TESTING SERVICES.)
2. IF SOIL PH IS UNSUITABLE FOR THE SPECIES TO BE SEEDED, APPLY LIME ACCORDING TO TEST
RECOMMENDATIONS.
3. FERTILIZE AS RECOMMENDED BY THE SOIL TEST. IF TESTING IS NOT DONE, CONSIDER APPLYING
400 -600 LBS./ ACRE OF 12 -12 -12 ANALYSIS, OR EQUIVALENT, FERTILIZER.
4. TILL THE SOIL TO OBTAIN A UNIFORM SEEDBED, WORKING THE FERTILIZER AND LIME INTO THE
SOIL 2 -4 IN. DEEP WITH A DISK OR RAKE OPERATED ACROSS THE SLOPE.
RULE 5 REQUIRES THAT ALL DISTURBED AREAS THAT WILL POTENTIALLY BE IDLE
FOR 15 DAYS OR MORE BE STABILIZED (SEEDED, MULCHED, ETC.) IMMEDIATELY
PIPE
FLOW ?? I I CULVERT
D 50= 12
37
4:r f. t3�OF'f
PIPE
CULVERT
FLOW - -' - -�
2' WOVEN J
GEOTEXTILE
FABRIC = AMOCO 4535 2 "X2" HARDWOOD
NONWOVEN POSTS SPACED
COMPACTED 6' O. C.
S(Op SOIL
Z
: Z
EX. SUBGRADE 4
I
SEDIMENT CONTROL FENCE
SOILS MAP
Br Brookston silty clay loam, 0 -2 percent slops, This soil is dark grayish brown, silty
in texture and is in typically broad depressions, swales and narrow drainage ways of till
plains. It consist of deep, very poorly drained, moderately permeable soil. Its water table
is high and the water capacity and content of organic matter in surface later is high for
good plant growth and is commonly use for cultivated crops. The soil has a loamy glacial
till underloyment. The main soil features that affect urban development uses are a
seasonal high water table, high potential frost action, moderate shrink -swell potential and
\ moderate permeability.
Because of these Engineering limitations, roads and streets should be designed with
• °
adequate drainage to minimize frost action and dwelling
units with basement should have
° °° a adequate footing and foundation drainage due to wetness in the soils.
o °' ° CrA Crosby silt loam, 0 -3 percent slopes - This soil is dark grayish brown colored,
\ o . p o silty in texture and on sloping uplands. It is deep and somewhat poorly drained with slow
\ permeability. It has high available water for plant growth and medium organic matter
o °°., °°. content. The soil has compact till starting at a depth between 20 -40 inches. The
\ ° °O • ° °° • ° ° main soil features that affect urban development uses are seasonal high water table,
\
\ PUBLIC ROAD e ° moderate shrink -swell P otential, high P otential frost action and slow permeability.
(MIN)
Because of these engineering limitations, roads and streets should be design with
•o °o.p o.p o.p o•p o.pe
adequate drainage to minimize frost action and dwelling units with basements should
have adequate footing and foundation drainage due to wetness in the soils.
q 9 9
\ o.o °o.o °o.
o.p
•o °o.p °o. °o.p °o.p °o.p °o.p° .p °o.p•o•o•o•Oe
•o° °..•e�.•o�e °.. °o.p °o.p °o. °o.p.o,Oeo,O.o•o.
• e . e ' ° . ° . O . e • ° � e • p ° O • p ° . p ° O . p e O • ° e ° ° e O � ° e
•e.e• •e �e
•O• °:e •O °O.pso�OO °•p° °•pe °COs
�e•O. e• °O•pe °�Oeo •peo�Oeo•Oeo•Os
°:° °o.p °o.p °o.peo•p.o�Oeo•oe
°O•p °O•p °D•pso�OSo•OS °•pe
ode
.0 .0 o °o•o °o.oeo•Oeo•oe
oeo °o.p.o•o.o•o.
e. *0 ° O.peO'°.o• °a Os
6" (MIN) 'O °O'O oo °o °.
e.e °o.p °o.p °o. °o
eke °O•o °o. o
ode o °o• o•
12' (MIN)
2 " -3" COARSE
AGGREGATE
GEOTEXTILE FABRIC TO STABILIZE
FOUNDATION (ESPECIALLY IMPORTANT
WHERE WETNESS IS ANTICIPATED)
PLAN VIEW
P -RAP
3 X DIA. (MI 2" WOVEN
�- GEOTEXTILE
END VIEW
ORIGINAL GROUND
N
6' -0" MINIMUM
CROSS- SECTION
TEMPORARY CONSTRUCTION
ENTRANCE DETAIL DANDY BAGS II
BY MIRAFI 1- 888 - 795 -0808
Installation and Maintenance Guidelines
Installation: Remove the grate from catch basin. If using optional oil absorbents;
place absorbent pillow in unit. an the grate on end. Move the top lifting straps
out of the way and place the grate into the Dandy Baggy II so that the grate is below
the top straps and above the lower straps. Holding the lifting devices, insert the grate
into the inlet.
FLOW Maintenance: Remove all accumulated sediment and debris from vicinity of unit after
each storm event. After each storm event and at regular intervals, look into the
Dandy Bag@ II. If the containment area is more than 1/3 full of sediment, the unit
must be emptied. To empty unit, lift the unit out of the inlet using the lifting straps
and remove the grate. If using optional oil absorbents; replace absorbent when near
saturation.
NO OVERFALL
COMPACTED SOIL
D50 =50% OF RIP -RAP EQUALS
THE SIZE
MAINTENANCE
1. INSPECT ROCK CHUTES AFTER STORM EVENTS FOR STONE DISPLACEMENT AND
FOR EROSION AT THE SIDES AND ENDS OF THE APRON.
2. MAKE NEEDED REPAIRS IMMEDIATELY; USE APPROPRIATE SIZE STONE, AND DO
NOT PLACE THEM ABOVE FINISHED GRADE.
END SECTION- DISCHARGE - RIPRAP INSTALLATION
7o1
DANDY BAG ® II
'PTRAPS
DANDY BAG ® II
STANDARD FABRIC IS
AN ORANGE WOVEN
MONOFILAMENT
DUMPING STRAP
ALLOWS FOR EASY
REMOVAL OF CONTENTS
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PLOTTED BY: R.C. BERGER