tructiononsrc rev fo iew ot s n et n e o sw ft e o i r ve … · 2020. 4. 20. · geotextile....
TRANSCRIPT
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THISDOCUMENT IS
PRELIMINARY INNATURE AND IS NOT
A FINAL, SIGNEDAND SEALEDDOCUMENT
PRELIMINARYPLANS
C-517
EROSION CONTROL DETAILS SHT. 1
PROJECT NO:
ISSUE DATE:
CONTACT:
CHECKED BY:
This document, and the ideas and designs incorporated herein,as an instrument of professional service, is the property ofCrafton, Tull & Associates, Inc., and is not to be used, in wholeor in part, for any other project, without the writtenauthorization of Crafton, Tull & Associates, Inc.
Key Plan
No. Description Date
© 2015 Crafton, Tull & Associates, Inc.
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Y: M
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/20/
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8:02
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Crafton Tullwww.craftontull.com
architecture|engineering|surveying
479.636.4838 t 479.631.6224 f
Rogers, Arkansas 72756901 N. 47th St., Suite 200
R
FIRST INITIAL. LAST NAMEmm/dd/yy
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INLET GRATE
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SILT DIKE
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WOVEN GEOTEXTILE FABRIC
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FABRIC STAPLES
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3" TO 6" FABRIC TRENCH
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%%USILT DIKE FOR GRATED INLET
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NTS
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CTA
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CTA
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CTA
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%%USILT DIKE (FOR CONTINUOUS BARRIER)
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NTS
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FOLD FABRIC
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UNDER DIKE
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SILT DIKE
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TRIANGULAR
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GEOTEXTILE
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WOVEN
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FABRIC
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20" MINIMUM
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ADHESIVE
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ADHESIVE
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CONCRETE OR
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WOVEN GEOTEXTILE FABRIC
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ADHESIVES: CONCRETE PAVEMENT - USE LIQUID NAIL OR APPROVED EQUAL.
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ASPHALT PAVEMENT - USE EMULSIFIED ASPHALT.
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ADHESIVE SHALL BE PLACED AT FABRIC LAPS AND 20" MINIMUM ALONG EDGES.
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ASPHALT PAVEMENT
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FLOW
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ADHESIVE
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CTA
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CTA
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%%USILT DIKE ALONG CURB
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NTS
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FOLD FABRIC
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UNDER DIKE
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STAPLE
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3" TO 6" FABRIC TRENCH
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STAPLES
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SILT DIKE
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TRIANGULAR
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GEOTEXTILE
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WOVEN
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FABRIC
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FLOW
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CTA
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2. GEOTEXTILE WILL BE A WOVEN POLYPROPYLENE
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FABRIC THAT MEETS OR EXCEEDS
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REQUIREMENTS IN THE SPECIFICATIONS TABLE.
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GEOTEXTILE BAG
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1. EMPTY FILTER SACK WHEN BRIGHTLY COLORED
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EXPANSION RESTRAINT IS COVERED BY SILT.
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3. AN OIL ADSORBENT PAD OR PILLOW CAN BE
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PURCHASED WHEN OIL SPILLS ARE A CONCERN.
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4. INSPECT PER REGULATORY REQUIREMENTS.
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GRAB TENSILE STRENGTH GRAB TENSILE ELONGATION PUNCTURE MULLEN BURST TRAPEZOID TEAR UV RESISTANCE APPARENT OPENING SIZE FLOW RATE PERMITTIVITY
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ASTM D-4632 ASTM D-4632 ASTM D-4833 ASTM D-3786 ASTM D-4533 ASTM D-4355 ASTM D-4751 ASTM D-4491 ASTM D-4491
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300 LBS 20 % 120 LBS 800 PSI 120 LBS 80 % 40 US SIEVE 40 GAL/MIN/SQ FT 0.55 SEC -1
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GRAB TENSILE STRENGTH GRAB TENSILE ELONGATION PUNCTURE MULLEN BURST TRAPEZOID TEAR UV RESISTANCE APPARENT OPENING SIZE FLOW RATE PERMITTIVITY
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ASTM D-4632 ASTM D-4632 ASTM D-4833 ASTM D-3786 ASTM D-4533 ASTM D-4355 ASTM D-4751 ASTM D-4491 ASTM D-4491
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LOW TO MODERATE FLOW GEOTEXTILE FABRIC SPECIFICATION TABLE
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MODERATE TO HIGH FLOW GEOTEXTILE FABRIC SPECIFICATION TABLE
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265 LBS 20 % 135 LBS 420 PSI 45 LBS 90 % 20 US SIEVE 200 GAL/MIN/SQ FT 1.5 SEC -1
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%%USECTION
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5. THE WIDTH, "W", OF THE FILTER SACK WILL
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MATCH THE INSIDE WIDTH OF THE GRATED
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INLET BOX.
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6. THE DEPTH, "D", OF THE FILTER SACK WILL BE
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BETWEEN 18 INCHES AND 36 INCHES.
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7. THE LENGTH, "L", OF THE FILTER SACK WILL
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MATCH THE INSIDE LENGTH OF THE GRATED
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INLET BOX.
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SECURE LIFTING LOOPS TO OR UNDER SURROUNDING SURFACE.
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%%UGRATED INLET FILTER SACKS
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PROPERTIES TEST METHOD UNITS
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NTS
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PROPERTIES TEST METHOD UNITS
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LOOPS SIZED FOR #8
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REBAR LIFTING HANDLES
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OPTIONAL OVERFLOW HOLES
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1/4" NYLON RESTRAINT ROPE
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WITH HARD RUBBER SUPPORTS
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LOOPS SIZED FOR #8
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REBAR DUMPING HANDLES
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LENGTH
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WIDTH
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DEPTH
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SEE NOTE 1
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8. DO NOT USE ON ROADWAYS WHERE PONDING
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MAY CAUSE A TRAFFIC HAZARD.
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(D)
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(W)
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(L)
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CTA
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CTA
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MINIMUM
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OVERLAP
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12"
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2" TRENCH
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COMPACTED BACKFILL
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ON UPSTREAM SIDE
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COMPACTED BACKFILL
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ON UPSTREAM SIDE
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@ 24" MAXIMUM SPACING.
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MINIMUM 18-INCH STACKS
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MIN. 6-INCH LONG WIRE
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STAPLES @ 12" O.C. MAX.
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FLOW
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REVEAL, TYP.
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2" TO 3" STACK
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(3" MIN. AT DITCH CROSSINGS)
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6"-9" DIA. FLOCCULENT TUBES
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TUBES WITH FLOCCULENT MAY BE INSTALLED BEFORE OR AFTER THE INSTALLATION OF ROLLED EROSION CONTROL PRODUCTS. PRIOR TO TUBE INSTALLATION, REMOVE ALL DEBRIS 2" OR LARGER AND SMOOTH SURFACE. REPLACE TUBES WITH FLOCCULENT PER MANUFACTURE'S SPECIFICATIONS.
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1:1
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2:1
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3:1
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4:1
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15 FEET
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25 FEET
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35 FEET
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50 FEET
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GRADIENT
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INTERVAL
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SLOPE
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TUBE
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GENERAL GUIDELINES FOR SPACING TUBE TRENCHES FOR SLOPE INSTALLATIONS
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2%
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25 FEET
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INTERVAL
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SLOPE
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TUBE
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GENERAL GUIDELINES FOR SPACING TUBE TRENCHES FOR CHANNEL INSTALLATIONS
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%%UFIBER FLOCCULENT TUBES
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NTS
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ON UPSTREAM SIDE
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FLOW
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CTA
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CTA
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CTA
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A
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I
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N
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R
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D
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M
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S
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T
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O
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FLOW
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FLOW
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%%UIP2 CURB INLET GRAVEL SEDIMENT FILTER
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NTS
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THIS METHOD OF INLET PROTECTION IS APPLICABLE AT CURB INLETS WHERE PONDING IN FRONT OF THE STRUCTURE IS NOT LIKELY TO CAUSE INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND UNPROTECTED AREAS. GRAVEL SHALL BE 2-INCH TO 3-INCH CLEAN STONE.
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WIRE MESH WITH
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FILTER FABRIC
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SHALL NOT IMPEDE
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WITH LID REMOVABLE
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ROCK AND MESH/FABRIC
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CTA
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CTA
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CTA
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%%UIP1 BLOCK AND AGGREGATE INLET SEDIMENT DEVICE
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NTS
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SEE NOTE 2
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AGGREGATE
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AGGREGATE
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WIRE SCREEN
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GRATED
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INLET
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FLOW
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FLOW
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1.PLACE/STACK CONCRETE BLOCKS IN A SINGLE ROW AROUND PERIMETER PLACE/STACK CONCRETE BLOCKS IN A SINGLE ROW AROUND PERIMETER OF INLET ON THEIR SIDES WITH ENDS OF ADJACENT BLOCKS ABUTTING. 2.HEIGHT OF BARRIER VARIES. USE STACKS OF 4-INCH, 8-INCH, OR HEIGHT OF BARRIER VARIES. USE STACKS OF 4-INCH, 8-INCH, OR 12-INCH TO ACHIEVE 12" MINIMUM AND 14" MAXIMUM HEIGHT. 3.PLACE HARDWARE CLOTH/WIRE MASH WITH 1/2" MAXIMUM OPENINGS ON PLACE HARDWARE CLOTH/WIRE MASH WITH 1/2" MAXIMUM OPENINGS ON VERTICAL FACE OF CONCRETE BLOCKS. 4.THE AGGREGATE SHALL BE NON-ERODIBLE MATERIAL.THE AGGREGATE SHALL BE NON-ERODIBLE MATERIAL.
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CONCRETE BLOCKS
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FLOW
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FLOW
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FLOW
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FLOW
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CTA
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CTA
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CTA
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CTA
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CTA
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NTS
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AGGREGATE
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AGGREGATE
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FLOW
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FLOW
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FLOW
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GRATED
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INLET
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AGGREGATE
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2-INCH TO 3-INCH
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CLEAN STONE
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FLOW
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WIRE SCREEN WITH
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FILTER FABRIC
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%%UIP3 GRATED INLET GRAVEL SEDIMENT FILTER
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12" MINIMUM
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GRAVEL DEPTH
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18" MIN.
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THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE HEAVY CONCENTRATED FLOWS ARE EXPECTED BUT NOT WHERE PONDING AROUND THE STRUCTURE MIGHT CAUSE EXCESSIVE INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND UNPROTECTED AREAS.
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CTA
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CTA
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A
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I
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N
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D
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M
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8" MINIMUM
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24" MAXIMUM
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UNOBSTRUCTED
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LANE WIDTH
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10' MINIMUM
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GRAVEL BAGS,
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WADDLES, ECO-BLOCKS
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OR APPROVED EQUALS
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FLOW
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FLOW
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%%UJ-HOOK CURB TRAP
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NTS
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PROVIDE J-HOOK ON UPSTREAM SIDE OF INLET. TWO J-HOOKS ARE REQUIRED IF INLET IS IN A SUMP.
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CTA
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CTA
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THISDOCUMENT IS
PRELIMINARY INNATURE AND IS NOT
A FINAL, SIGNEDAND SEALEDDOCUMENT
PRELIMINARYPLANS
C-518
EROSION CONTROL DETAILS SHT. 2
PROJECT NO:
ISSUE DATE:
CONTACT:
CHECKED BY:
This document, and the ideas and designs incorporated herein,as an instrument of professional service, is the property ofCrafton, Tull & Associates, Inc., and is not to be used, in wholeor in part, for any other project, without the writtenauthorization of Crafton, Tull & Associates, Inc.
Key Plan
No. Description Date
© 2015 Crafton, Tull & Associates, Inc.
DRA
WIN
G: \
\RO
GFI
LE\P
UBLI
SHED
DET
AIL
S\G
ENER
IC E
ROSI
ON
CO
NTR
OL\
ERO
SIO
N D
ETA
ILS
SHEE
TS.D
WG
LAYO
UT: E
ROSI
ON
CO
NTR
OL
DET
AIL
S SH
T. 2
, LA
ST S
AV
ED: B
U528
, 7/1
2/20
16 2
:05:
52 P
MLA
ST P
LOTT
ED B
Y: M
ICHE
LLE
SURB
ER, 7
/20/
2016
6:5
7:03
PM
("PL
OTT
ED B
Y:" V
ALI
D O
N H
ARD
CO
PY O
NLY
)
Crafton Tullwww.craftontull.com
architecture|engineering|surveying
479.636.4838 t 479.631.6224 f
Rogers, Arkansas 72756901 N. 47th St., Suite 200
R
FIRST INITIAL. LAST NAMEmm/dd/yy
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100.00
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98.50
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98.50
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99.50
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100.00
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4:1 MAX. SIDE
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SLOPE, TYPICAL
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50' ROCK-STABILIZED RUN-OUT
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10'
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16'
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14'
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10'
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10'
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MINIMUM 8" THICK ROCK-STABILIZED
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MINIMUM WATER POOL LEVEL 99.50
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RUN-OUT AREA. GRADE TO DRAIN
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BACK TO WASH POOL @ 1%%% SLOPE
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DIRECTION
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OF TRAVEL
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NTS
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%%UTEMPORARY EGRESS TIRE WASH POOL
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PROJECT
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EGRESS
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40' WASH POOL
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MAINTAIN MINIMUM 12" WATER LEVEL AT ALL TIMES
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CONTRACTOR TO PROVIDE WATER SUPPLY TO
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NOTES TO CONTRACTOR: : 1.ELEVATIONS SHOWN ARE NOT SITE-SPECIFIC. ELEVATIONS SHOWN ARE NOT SITE-SPECIFIC. REFER TO SITE-SPECIFIC GRADING PLAN. 2.CONTRACTOR TO PROVIDE/INSTALL NECESSARY TRAFFIC CONTRACTOR TO PROVIDE/INSTALL NECESSARY TRAFFIC CONTROL DEVICES TO ASSURE EGRESS TRAFFIC USE.
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STABLE ROADWAY BASE, %%UOR %%U 8" THICK
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BASE COURSE OF 4" TO 6" ROCK WITH
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8" THICK GUNITE, %%UOR %%U 3" ACHM OVER
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MEMBRANE MATERIAL ON SIDES AND
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10%%% SLOPE
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SLOPE
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3.6%%%
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BOTTOM TO WATER POOL ELEVATION.
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CTA
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CTA
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CTA
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COMPACTED BACKFILL
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6"X6" TRENCH WITH
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MINIMUM INTO TRENCH
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EXTEND WIRE FENCE 2"
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INTO 6"X6" TRENCH
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WRAP SILT FABRIC
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12" MINIMUM STAKE BURY
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ADDITIONAL STAKE
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LAP WITH
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5'-0" MAX. O.C.
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5'-0" MAX. O.C.
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FENCE: 14-1/2 GA., 6"X6" MESH
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SILT FABRIC
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18" MIN. FABRIC
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FABRIC EXPOSURE
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24" MINIMUM
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F L O W
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CTA
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CTA
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EQUAL TO OR GREATER THAN HEIGHT OF RIDGE DIKE, TYP.
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EQUAL TO OR GREATER THAN HEIGHT OF RIDGE DIKE, TYP.
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EQUAL TO OR LESS THAN HEIGHT OF RIDGE DIKE, TYP.
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EROSION CONTROL BLANKET (ECB) PER DIKE MANUFACTURER'S RECOMMENDATIONS
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UPPER EDGE OF ECB TRENCHED INTO SLOPE, TYPICAL
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ECB STAPLES PER MANUFACTURER'S RECOMMENDATIONS
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SPIRAL DIKE SPIKES PER DIKE MANUFACTURER'S RECOMMENDATIONS
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GEORIDGE DIKE OR APPROVED EQUAL
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DIKE SPACING
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TYPICAL OVERLAP
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%%UTYPICAL PROFILE
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%%UTYPICAL DITCH SECTIONS CONFIGURATIONS
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GRADIENT
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SLOPE
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%%UPERMEABLE HDPE DITCH CHECK
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NTS
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HEIGHT OF RIDGE DIKE IN DECIMAL FEET
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PERCENT GRADIENT
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(100)=
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MAXIMUM DISTANCE
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%%UDIKE SPACING FORMULA
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"GEORIDGE" IS A REGISTERED BRAND-NAME PRODUCT OF NILEX, INC. THIS DETAIL IS NOT AN ENDORSEMENT OF ANY SPECIFIC PRODUCT.
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SPECIFIED HEIGHT ON GRADING PLAN (5' MAXIMUM)
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2
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3
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1
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1
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1
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2
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1' MIN.
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4' TOP BERM
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ANTI-SEEP COLLARS IF SPECIFIED ON PLANS
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ANTI-VORTEX DEVICE
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PERFORATED RISER OR SLOTTED SLOW-RELEASE RISER WRAPPED IN FILTER FABRIC. STABILIZE AND SECURE AS NECESSARY.
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STABILIZED DISCHARGE AREA AS SHOWN ON PLANS
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EARTH EMBANKMENT
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90° ELBOW
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CMP, PVC OR HDPE PIPE
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%%uSEDIMENT BASIN WITH PIPE OUTLET
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NTS
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EQUAL TO OR GREATER THAN HEIGHT OF SILT DIKE, TYP.
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EQUAL TO OR GREATER THAN HEIGHT OF SILT DIKE, TYP.
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UPPER EDGE OF APRON TRENCHED INTO SLOPE
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STAPLES PER MANUFACTURER'S RECOMMENDATIONS
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TRIANGULAR SILT DIKE
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MITERED OVERLAP, TYP.
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%%UTYPICAL PROFILE
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%%UTYPICAL DITCH SECTIONS CONFIGURATIONS
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GRADIENT
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SLOPE
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%%USILT DIKE CHECK DAM
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NTS
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SILT DIKE APRON
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TRIANGULAR SILT DIKE
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SILT DIKE APRON
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18" MINIMUM
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4.5' MINIMUM
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C0MPACTED AND
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STABILIZED BERM
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FLOW
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NOTES: 1.REMOVE ANY VEGETATION AND SCARIFY OR BENCH REMOVE ANY VEGETATION AND SCARIFY OR BENCH ADJACENT SOILS PRIOR TO PLACING BERM. 2.BERM MATERIALS MUST BE ADEQUATELY COMPACTED BERM MATERIALS MUST BE ADEQUATELY COMPACTED AND STABILIZED.
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%%UTEMPORARY DIVERSION BERM
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NTS
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DESIGN FLOW DEPTH
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6" FREEBOARD
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EXCAVATION
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PLUS 10%
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DIVERSION FLOW
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CHANNEL
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BERM
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DIVERSION
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DIVERSION
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C0MPACTED AND
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STABILIZED BERM
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DESIGN FLOW DEPTH
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6" FREEBOARD
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EXCAVATION
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PLUS 10%
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DIVERSION FLOW
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BERM
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DIVERSION
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C0MPACTED AND
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STABILIZED BERM
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CHANNEL
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DIVERSION
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DIVERSION FLOW
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BERM
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DIVERSION
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C0MPACTED AND
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STABILIZED BERM
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CHANNEL
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DIVERSION
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DESIGN FLOW DEPTH
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6" FREEBOARD
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EXCAVATION
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PLUS 10%
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FLOW
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FLOW
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FLOW
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TYPICAL TRAPEZOIDAL DIVERSION
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TYPICAL VEE-SHAPED DIVERSION
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TYPICAL PARABOLIC DIVERSION
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%%UCHANNELED DIVERSIONS
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NTS
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NOTES: 1.REMOVE ANY VEGETATION AND SCARIFY OR BENCH REMOVE ANY VEGETATION AND SCARIFY OR BENCH ADJACENT SOILS PRIOR TO PLACING BERM. 2.BERM MATERIALS MUST BE ADEQUATELY COMPACTED BERM MATERIALS MUST BE ADEQUATELY COMPACTED AND STABILIZED.
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EQUAL TO OR LESS THAN HEIGHT OF CHECK DAM, TYP.
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CHECK DAM SPACING
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%%UTYPICAL PROFILE
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GRADIENT
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SLOPE
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HEIGHT OF CHECK DAM IN DECIMAL FEET
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PERCENT GRADIENT
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(100)=
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MAXIMUM DISTANCE
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%%UCHECK DAM SPACING FORMULA
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2
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1
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2
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1
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3'-0"
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2"-3" CLEAN STONE
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2
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1
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2
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1
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3'-0"
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2"-3" CLEAN STONE
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RIP-RAP
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EXISTING GROUND BEYOND
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FILTER FABRIC
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FILTER FABRIC
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DAM SECTION FOR 2 ACRES OR LESS OF DRAINAGE AREA
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DAM SECTION FOR 2 TO 10 ACRES OF DRAINAGE AREA
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`F DRAINAGE
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6"
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FILTER FABRIC
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3'-0"
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EXISTING GROUND
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%%UTYPICAL DAM ELEVATION
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REFER TO DAM SECTIONS FOR MEDIA MATERIAL
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REFER TO DAM SECTIONS FOR MEDIA MATERIAL
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%%uROCK CHECK DAM
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NTS
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`F
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TOP OF SLOPE
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TOP OF SLOPE
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%%UISOMETRIC VIEW
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COMPACTED BACKFILL
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6"X6" TRENCH WITH
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MINIMUM INTO TRENCH
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EXTEND FABRIC 2"
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INTO 6"X6" TRENCH
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WRAP SILT FABRIC
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12" MINIMUM STAKE BURY
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ADDITIONAL STAKE
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LAP WITH
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5'-0" MAX. O.C.
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5'-0" MAX. O.C.
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SILT FABRIC
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18" MIN. FABRIC
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FABRIC EXPOSURE
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24" MINIMUM
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F L O W
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%%UNON WIRE-BACKED SILT FENCE
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NTS
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CTA
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CTA
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%%UWIRE-BACKED SILT FENCE
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NTS
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NOTE: 1.CONTRACTOR TO VERIFY WITH AUTHORIZED CONTRACTOR TO VERIFY WITH AUTHORIZED JURISDICTION AS TO ACCEPTED USE OF NON WIRE-BACKED SILT FENCE.
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THISDOCUMENT IS
PRELIMINARY INNATURE AND IS NOT
A FINAL, SIGNEDAND SEALEDDOCUMENT
PRELIMINARYPLANS
C-519
EROSION CONTROL DETAILS SHT. 3
PROJECT NO:
ISSUE DATE:
CONTACT:
CHECKED BY:
This document, and the ideas and designs incorporated herein,as an instrument of professional service, is the property ofCrafton, Tull & Associates, Inc., and is not to be used, in wholeor in part, for any other project, without the writtenauthorization of Crafton, Tull & Associates, Inc.
Key Plan
No. Description Date
© 2015 Crafton, Tull & Associates, Inc.
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Crafton Tullwww.craftontull.com
architecture|engineering|surveying
479.636.4838 t 479.631.6224 f
Rogers, Arkansas 72756901 N. 47th St., Suite 200
R
FIRST INITIAL. LAST NAMEmm/dd/yy
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NTS
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%%URIP-RAP SLOPE PROTECTION
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STONES SHALL CONSIST OF FIELD STONE OR ROUGH, UNHEWN QUARRY STONE AS NEARLY UNIFORM IN SIZE AS PRACTICAL. STONES SHALL BE DENSE, RESISTANT TO THE ACTION OF WIND AND WATER, AND SUITABLE IN ALL ASPECTS FOR THE INTENDED USE. ALL STONES SHALL WEIGH BETWEEN 50-150 POUNDS EACH AND AT LEAST 60% OF THE STONES SHALL WEIGH MORE THAN 100 POUNDS EACH.
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SEE SITE PLAN FOR DIMENSIONS AND LIMITS OF RIP-PAP. PERMANENT RIP-RAP SHALL BE GROUTED AS SPECIFIED.
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FLOW
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HEADWALL SHOWN ONLY FOR CLARITY. SEE SITE AND GRADING PLANS FOR SITE-SPECIFIC APPLICATIONS.
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CTA
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CTA
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SILT FABRIC SHALL BE SECURITY FASTENED TO WIRE FENCING.
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INLET
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SILT FABRIC
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FENCE: 14-1/2 GA., 6"X6" MESH
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5'-0" MAXIMUM
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BURY SILT FABRIC IN 6"X6" PERIMETER TRENCH AND COMPACT BACKFILL
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%%UIP4 SILT FENCE INLET PROTECTION
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NTS
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CTA
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CTA
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CTA
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EXCAVATED SEDIMENT TRAP
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STONE FILTER
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2
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1
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1'-0"
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1'-0"
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EXCAVATED SEDIMENT TRAP
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%%UTYPICAL PROFILE
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%%uSEDIMENT BASIN WITH STONE OUTLET
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FOR DRAINAGE AREAS LESS THAN TEN ACRES
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`F WEIR
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STABILIZED DIVERSION DIKE
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RIP-RAP
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2"-3" CLEAN GRAVEL
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TOP WIDTH
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1'-0"
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TOP WIDTH
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TOP WEIR WIDTH (IN FEET)
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EQUAL TO SIX TIMES
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DRAINAGE AREA (IN ACRES)
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2"-3" CLEAN GRAVEL
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RIP-RAP
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WEIR HEIGHT
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GEOTEXTILE FABRIC
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WEIR HEIGHT
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TOP WIDTH
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1.5'
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2.0'
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2.0'
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2.0'
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2.5'
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2.5'
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3.0'
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2.5'
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3.5'
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3.0'
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4.0'
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3.0'
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4.5'
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4.0'
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5.0'
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4.5'
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2,500 CUBIC FEET / ACRE
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EXCAVATED STORAGE VOLUME:
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STONE FILTER/WEIR
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STABILIZED EARTH EMBANKMENT
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CENTER CORE: 4 CUBIC FEET OF RIP-RAP WRAPPED IN FILTER FABRIC.
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EMBED STONE WEIR 4"
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INTO UNDISTURBED
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SOIL.
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TOP BERM
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2'-0" MIN.
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2
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1
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2'-0" TOP BERM
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1'-0"
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6"
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1'-0"
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8"
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4" EMBEDMENT
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CENTER CORE: 4 CUBIC FEET OF RIP-RAP WRAPPED IN FILTER FABRIC.
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EXCAVATED STORAGE VOLUME: 2,500 CUBIC FEET / ACRE
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2'-0" MIN.
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2'-0" MIN.
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WEIR END AREA = 2 SQ. FT. / ACRE
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CENTER CORE: 4 CUBIC FEET OF RIP-RAP WRAPPED IN FILTER FABRIC.
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1'-0"
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TOP OF BERM
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8"
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1'-0"
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2'-0"
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%%UTYPICAL PROFILE
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%%UTYPICAL SECTION
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%%uSEDIMENT BASIN WITH STONE OUTLET
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FOR DRAINAGE AREAS GREATER THAN TEN ACRES
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`F WEIR
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`F WEIR
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STONE WEIR
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STONE WEIR
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STABILIZED EARTH EMBANKMENT
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ACTUAL ROCK REPOSE, TYP.
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SUPERINTENDENT:
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SITE OPERATOR/GENERAL CONTRACTOR:
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DEVELOPER/OWNER:
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JUN
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MAY
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MAR
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JAN
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FEB
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APR
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NOV
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OCT
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AUG
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JUN
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JUL
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SEP
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MAR
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APR
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JAN
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FEB
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MAY
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TEMPORARY CONTROL MEASURES
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SITE CONSTRUCTION
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STORM FACILITIES
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STRIP & STOCKPILE TOPSOIL
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CONSTRUCTION SEQUENCE
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FOUNDATION / BUILDING CONSTRUCTION
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TEMPORARY CONSTRUCTION ROADS
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ROUGH GRADE / SEDIMENT CONTROL
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FINISH GRADING
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LANDSCAPING/SEED/FINAL STABILIZATION
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PERMANENT CONTROL STRUCTURES
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DEC
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NOTE: GENERAL CONTRACTOR TO COMPLETE TABLE WITH THEIR SPECIFIC PROJECT SCHEDULE
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SOIL EROSION/SEDIMENTATION CONTROL OPERATION TIME SCHEDULE
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ENTER ACREAGE
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TOTAL DISTURBED
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IMPERVIOUS AREA
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ACREAGE SUMMARY
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SEEDED AREA
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ENTER BENCHMARK INFORMATION
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T.B.M.
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ENTER DEVELOPER INFORMATION
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ENTER ACREAGE
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ENTER ACREAGE
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1.INSTALL STABILIZED CONSTRUCTION ENTRANCES/EXITS. INSTALL STABILIZED CONSTRUCTION ENTRANCES/EXITS. 2.PREPARE TEMPORARY PARKING AND STORAGE AREAS. UPON IMPLEMENTATION AND PREPARE TEMPORARY PARKING AND STORAGE AREAS. UPON IMPLEMENTATION AND INSTALLATION OF THE FOLLOWING: TRAILER, PARKING, LAY DOWN, PORTA-POTTY, WHEEL WASH, CONCRETE WASH-OUT, MASON'S AREA, FUEL AND MATERIAL STORAGE CONTAINERS, SOLID WASTE CONTAINERS, ETC., DENOTE THEM ON THE SITE MAPS IMMEDIATELY AND NOTE ANY CHANGES IN THE LOCATIONS AS THEY OCCUR THROUGHOUT THE CONSTRUCTION PROCESS. 3.CONSTRUCT THE SILT FENCES ON THE SITE. CONSTRUCT THE SILT FENCES ON THE SITE. 4.CONSTRUCT THE SEDIMENTATION AND SEDIMENT TRAP BASINS. CONSTRUCT THE SEDIMENTATION AND SEDIMENT TRAP BASINS. 5.HALT ALL ACTIVITIES AND CONTACT THE CIVIL ENGINEER CONSULTANT TO PERFORM HALT ALL ACTIVITIES AND CONTACT THE CIVIL ENGINEER CONSULTANT TO PERFORM INSPECTION OF BMPs. GENERAL CONTRACTOR SHALL SCHEDULE AND CONDUCT STORM WATER PRE-CONSTRUCTION MEETING WITH ENGINEER AND ALL GROUND-DISTRURBING CONTRACTORS BEFORE PROCEEDING WITH CONSTRUCTION. 6.CLEAR AND GRUB THE SITE. CLEAR AND GRUB THE SITE. 7.START CONSTRUCTION OF THE BUILDING PAD AND STRUCTURES. START CONSTRUCTION OF THE BUILDING PAD AND STRUCTURES. 8.BEGIN GRADING THE SITE. BEGIN GRADING THE SITE.
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%%UPHASE I
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1.TEMPORARILY SEED DENUDED AREAS. TEMPORARILY SEED DENUDED AREAS. 2.INSTALL UTILITIES, UNDERDRAINS, STORM SEWERS, CURBS AND GUTTERS. INSTALL UTILITIES, UNDERDRAINS, STORM SEWERS, CURBS AND GUTTERS. 3.INSTALL RIP-RAP AROUND OUT STRUCTURES. INSTALL RIP-RAP AROUND OUT STRUCTURES. 4.INSTALL INLET PROTECTION AROUND ALL STORM SEWER STRUCTURES. INSTALL INLET PROTECTION AROUND ALL STORM SEWER STRUCTURES. 5.PREPARE SITE FOR PAVING. PREPARE SITE FOR PAVING. 6.PAVE SITE. PAVE SITE. 7.INSTALL INLET PROTECTION DEVICES. INSTALL INLET PROTECTION DEVICES. 8.COMPLETE GRADING AND INSTALL PERMANENT SEEDING AND PLANTING. COMPLETE GRADING AND INSTALL PERMANENT SEEDING AND PLANTING. 9.REMOVE ALL TEMPORARY EROSION AND SEDIMENT CONTROL DEVICES IF SITE IS REMOVE ALL TEMPORARY EROSION AND SEDIMENT CONTROL DEVICES IF SITE IS STABILIZED.
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%%UPHASE II
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A.THE STORMWATER POLLUTION PREVENTION PLAN IS COMPRISED OF THIS DRAWING THE STORMWATER POLLUTION PREVENTION PLAN IS COMPRISED OF THIS DRAWING (SITE MAP), THE STANDARD DETAILS, THE PLAN NARRATIVE, ATTACHMENTS INCLUDED IN THE SPECIFICATIONS SECTION 312800 (EROSION AND SEDIMENTATION CONTROL), PLUS THE PERMIT AND ALL SUBSEQUENT REPORTS AND RELATED DOCUMENTS. B.ALL CONTRACTORS AND SUBCONTRACTORS INVOLVED WITH STORM WATER ALL CONTRACTORS AND SUBCONTRACTORS INVOLVED WITH STORM WATER POLLUTION PREVENTION SHALL OBTAIN A COPY OF THE STORM WATER POLLUTION PREVENTION PLAN (SWPPP) AND THE STATE OF NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM GENERAL PERMIT (NPDES PERMIT) AND BECOME FAMILIAR WITH THEIR CONTENTS. C.CONTRACTOR SHALL IMPLEMENT BEST MANAGEMENT PRACTICES AS REQUIRED BY CONTRACTOR SHALL IMPLEMENT BEST MANAGEMENT PRACTICES AS REQUIRED BY THE SWPPP. ADDITIONAL BEST MANAGEMENT PRACTICES SHALL BE IMPLEMENTED AS DICTATED BY CONDITIONS AT NO ADDITIONAL COST OF OWNER THROUGHOUT ALL PHASES OF CONSTRUCTION. D.BEST MANAGEMENT PRACTICES (BMP) AND CONTROLS SHALL CONFORM TO FEDERAL, BEST MANAGEMENT PRACTICES (BMP) AND CONTROLS SHALL CONFORM TO FEDERAL, STATE OR LOCAL REQUIREMENTS OR MANUAL OF PRACTICE, AND APPLICABLE CONTRACTOR SHALL IMPLEMENT ADDITIONAL CONTROLS AS DIRECTED BY THE PERMITTING AGENCY OR OWNER. E.SITE MAP MUST CLEARLY DELINEATE ALL STATE WATERS. PERMITS FOR ANY SITE MAP MUST CLEARLY DELINEATE ALL STATE WATERS. PERMITS FOR ANY CONSTRUCTION ACTIVITY IMPACTING STATE WATERS OR REGULATED WETLANDS MUST BE MAINTAINED ON THE SITE AT ALL TIMES. F.CONTRACTOR SHALL MINIMIZE CLEARING TO THE MAXIMUM EXTENT PRACTICAL OR CONTRACTOR SHALL MINIMIZE CLEARING TO THE MAXIMUM EXTENT PRACTICAL OR AS REQUIRED BY THE GENERAL PERMIT. G.GENERAL CONTRACTOR SHALL DENOTE THE TEMPORARY PARKING AND STORAGE GENERAL CONTRACTOR SHALL DENOTE THE TEMPORARY PARKING AND STORAGE AREA WHICH SHALL ALSO BE USED AS THE EQUIPMENT MAINTENANCE AND CLEANING AREA, AND AREA FOR PORTABLE FACILITIES, OFFICE TRAILERS AND TOILET FACILITIES. H.ALL WASH WATER (CONCRETE TRUCKS, VEHICLE AND EQUIPMENT CLEANING, ETC.) ALL WASH WATER (CONCRETE TRUCKS, VEHICLE AND EQUIPMENT CLEANING, ETC.) SHALL BE DETAINED AND PROPERLY TREATED OR DISPOSED. I.SUFFICIENT OIL AND GREASE ABSORBING MATERIALS AND FLOATATION BOOMS SUFFICIENT OIL AND GREASE ABSORBING MATERIALS AND FLOATATION BOOMS SHALL BE MAINTAINED ON SITE OR READILY AVAILABLE TO CONTAIN AND CLEAN UP FUEL OR CHEMICAL SPILLS AND LEAKS. J.DUST ON THE SITE SHALL BE CONTROLLED. THE USE OF MOTOR OILS AND OTHER DUST ON THE SITE SHALL BE CONTROLLED. THE USE OF MOTOR OILS AND OTHER PETROLEUM-BASED OR TOXIC LIQUIDS FOR DUST SUPPRESSION OPERATIONS IS PROHIBITED. K.RUBBISH, TRASH, GARBAGE, LITTER OR OTHER SUCH MATERIALS SHALL BE RUBBISH, TRASH, GARBAGE, LITTER OR OTHER SUCH MATERIALS SHALL BE DEPOSITED INTO SEALED CONTAINERS. MATERIALS SHALL BE PREVENTED FROM BEING BLOWN OR WASHED OFF-SITE. L.ALL STORM WATER POLLUTION PREVENTION MEASURES PRESENTED ON THIS PLAN ALL STORM WATER POLLUTION PREVENTION MEASURES PRESENTED ON THIS PLAN AND SWPPP SHALL BE INITIATED AS SOON AS POSSIBLE. M.DISTURBED PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITY HAS STOPPED DISTURBED PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITY HAS STOPPED FOR AT LEAST 14 DAYS SHALL BE TEMPORARY SEEDED. N.DISTURBED PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITY HAS DISTURBED PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITY HAS PERMANENTLY STOPPED SHALL BE PERMANENTLY SEEDED NO LATER THAN 14 DAYS AFTER THE LAST CONSTRUCTION ACTIVITY OCCURRING IN THESE AREAS. REFER TO THE GRADING PLAN AND/OR LANDSCAPE PLAN. O.IF THE ACTION OF VEHICLES TRAVELING OVER THE GRAVEL CONSTRUCTION IF THE ACTION OF VEHICLES TRAVELING OVER THE GRAVEL CONSTRUCTION ENTRANCE/EXIT IS NOT SUFFICIENT TO REMOVE THE MAJORITY OF DIRT OR MUD, THEN THE TIRES MUST BE WASHED BEFORE THE VEHICLES EXIT ONTO THE PUBLIC ROADS. IF WASHING IS USED, PROVISIONS MUST BE MADE TO INTERCEPT THE WASH WATER AND TRAP THE SEDIMENT BEFORE IT IS CARRIED OFF-SITE. P.ALL MATERIALS SPILLED, DROPPED, WASHED OR TRACKED FROM VEHICLES ONTO ALL MATERIALS SPILLED, DROPPED, WASHED OR TRACKED FROM VEHICLES ONTO ROADWAYS OR INTO STORM DRAINS MUST BE REMOVED IMMEDIATELY. Q.CONTRACTORS OR SUBCONTRACTORS WILL BE RESPONSIBLE FOR REMOVING CONTRACTORS OR SUBCONTRACTORS WILL BE RESPONSIBLE FOR REMOVING SEDIMENT IN THE DETENTION POND AND ANY SEDIMENT THAT MAY HAVE COLLECTED IN THE STORM SEWER DRAINAGE SYSTEMS IN CONJUNCTION WITH THE STABILIZATION OF THE SITE. R.ON-SITE AND OFF-SITE STOCKPILE AND BORROW AREAS SHALL BE PROTECTED ON-SITE AND OFF-SITE STOCKPILE AND BORROW AREAS SHALL BE PROTECTED FROM EROSION AND SEDIMENTATION THROUGH IMPLEMENTATION OF BEST MANAGEMENT PRACTICES. STOCKPILE AND BORROW AREA LOCATIONS SHALL BE NOTED ON THE SITE MAP AND PERMITTED IN ACCORDANCE WITH THE GENERAL PERMIT. S.SLOPES SHALL BE LEFT IN A ROUGHENED CONDITION DURING THE GRADING PHASE SLOPES SHALL BE LEFT IN A ROUGHENED CONDITION DURING THE GRADING PHASE TO REDUCE RUNOFF VELOCITIES AND EROSION. T.DUE TO THE GRADE CHANGES DURING THE DEVELOPMENT OF THE PROJECT, THE DUE TO THE GRADE CHANGES DURING THE DEVELOPMENT OF THE PROJECT, THE CONTRACTOR SHALL BE RESPONSIBLE FOR ADJUSTING THE EROSION CONTROL MEASURES (SILT FENCES, STRAW BALES, ETC.) TO PREVENT EROSION. U.ALL CONSTRUCTION SHALL BE STABILIZED AT THE END OF EACH WORKING DAY. ALL CONSTRUCTION SHALL BE STABILIZED AT THE END OF EACH WORKING DAY. THIS INCLUDES BACKFILLING OF TRENCHES FOR UTILITY CONSTRUCTION AND PLACEMENT OF GRAVEL OR BITUMINOUS PAVING FOR ROAD CONSTRUCTION.
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%%UGENERAL EROSION NOTES:
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%%UUSGS QUADRANGLE MAP
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%%UVICINITY MAP
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NTS
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NTS
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XXXXXXXXXXX
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WIDTH NOT TO EXCEED CONTINUOUS
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ROLL WIDTH AND LENGTH OF POLYETHYLENE
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(NO SEAMS OR LAPS)
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PROVIDE CONTINUOUS RAISED PERIMETER STRUCTURE/BARRIOR (SUCH AS STRAW BALES OR 2X12s) AND PROVIDE ADEQUATE MEANS TO SECURE TO GROUND.
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PROVIDE ADEQUATE MEANS TO SECURE POLYETHYLENE
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CONTINUOUS 6 MIL POLYETHYLENE (NO LAPS OR SEAMS)
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%%UCONCRETE WASH-OUT BASIN
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NTS
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WIDTH NOT TO EXCEED CONTINUOUS
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ROLL WIDTH AND LENGTH OF POLYETHYLENE
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(NO SEAMS OR LAPS)
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12' MINIMUM
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MIN. 2% SLOPE
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MIN. 2% SLOPE
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SEE NOTE 3.
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SEE
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CULVERT AS REQUIRED
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CONSTRUCT SEDIMENT BARRIER
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AND CHANNELIZE RUNOFF TO
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SEDIMENT-TRAPPING DEVICE
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NOTE 1
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FILTER FABRIC BETWEEN
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GROUND AND ROCK
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12" MIN. CRUSHED STONE,
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GRATER THAN 3"
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%%USTABILIZED CONSTRUCTION EXIT (ENTRANCE)
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NTS
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PUBLIC ROADWAY (SEE NOTE 2)
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1.IF THE ACTION OF VEHICLES TRAVELING OVER IF THE ACTION OF VEHICLES TRAVELING OVER THE GRAVEL CONSTRUCTION ENTRANCE/EXIT IS NOT SUFFICIENT TO REMOVE THE MAJORITY OF DIRT OR MUD, THEN THE TIRES MUST BE WASHED BEFORE THE VEHICLES EXIT ONTO THE PUBLIC ROADS. IF WASHING IS USED, PROVISIONS MUST BE MADE TO INTERCEPT THE WASH WATER AND TRAP THE SEDIMENT BEFORE IT IS CARRIED OFF SITE. 2.ALL MATERIALS SPILLED, DROPPED, WASHED OR ALL MATERIALS SPILLED, DROPPED, WASHED OR TRACKED FROM VEHICLES ONTO ROADWAYS OR INTO STORM DRAINS MUST BE REMOVED IMMEDIATELY. 3.LENGTH AND WIDTH TO SUIT SITE, CONSTRUCTION LENGTH AND WIDTH TO SUIT SITE, CONSTRUCTION TRAFFIC AND EFFECTIVENESS.
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20' MIN
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RADIUS
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50' MINIMUM
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SEE NOTE 3.