12A_-_SWPPP_Details.pdf

PDF 1 MB Posted Apr 21, 2017

Attached to: Regionalized Multiple Award Construction Contract Two (MACC-II) Federal contract opportunity
Solicitation number: NNS17612547R
Issued by: National Aeronautics and Space Administration Stennis Space Center

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JSC Drawing Attachments Drawing C12A SWPPP Details

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Other files attached to Regionalized Multiple Award Construction Contract Two (MACC-II), newest first.
File	Type	Posted
NNS17612547R-0006.pdf	PDF	May 10, 2017
NNS17612547R-0005.pdf	PDF	May 8, 2017
ATTACHMENT_B_KSC_Task_Order_A-5.pdf	PDF	May 8, 2017
ATTACHMENT_C_MSFC_Task_Order_A-4.pdf	PDF	May 4, 2017
NNS17612547R_Amendment_0004.pdf	PDF	May 4, 2017
NNS17612547R_Revised_SF1442.pdf	PDF	May 4, 2017
ATTACHMENT_A_JSC_Task_Order_A-4.pdf	PDF	May 4, 2017
Geotech_Report_KSC_Seed_Project.pdf	PDF	Apr 21, 2017
79K39707_pictures_only.pdf	PDF	Apr 21, 2017
JSC_J-3_Specifications_REV1.pdf	PDF	Apr 21, 2017
79K39706_pictures_only.pdf	PDF	Apr 21, 2017
NNS17612547R-0003.pdf	PDF	Apr 21, 2017
ATTACHMENT_D_SSC_A-3_Task_Order.pdf	PDF	Apr 21, 2017
JSC_Site_Visit_Sign-in_Sheet_PM_Session.pdf	PDF	Apr 17, 2017
JSC_Site_Visit_Sign-in_Sheet_AM_Session.pdf	PDF	Apr 17, 2017
NNS17612547R-0002.pdf	PDF	Apr 7, 2017
KSC_Site_Visit_AM_Attendance_Roster.pdf	PDF	Apr 7, 2017
MSFC_SITE_VISIT_LIST_PM_Session.pdf	PDF	Mar 30, 2017
MSFC_SITE_VISIT_LIST_AM_Session.pdf	PDF	Mar 30, 2017
ATTACHMENT_B_KSC_A-1_Task_Order.pdf	PDF	Mar 24, 2017
ATTACHMENT_D_SSC_A-1_Task_Order.pdf	PDF	Mar 24, 2017
NNS17612547R-0001.pdf	PDF	Mar 24, 2017
SSC_Site_Visit-Sign-In-Sheet_PM_Session.pdf	PDF	Mar 24, 2017
SSC_Site_Visit-Sign-In-Sheet_AM_Session.pdf	PDF	Mar 24, 2017
ATTACHMENT_C_MSFC_Task_Order.pdf	PDF	Mar 9, 2017
ATTACHMENT_D_SSC_Task_Order.pdf	PDF	Mar 9, 2017
ATTACHMENT_A_JSC_Task_Order.pdf	PDF	Mar 9, 2017
RFP_INSTRUCTIONS_TO_OFFERORS.pdf	PDF	Mar 9, 2017
ATTACHMENT_B_KSC_Task_Order.pdf	PDF	Mar 9, 2017
2nd_Response_to_Questions.docx	DOCX document	Feb 16, 2017
Synopsis_Q_&_A_Response.docx	DOCX document	Feb 7, 2017

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TYPICAL 45° BEND

Y P

(TYP)

13430 Northwest Freeway, Suite 1100

Houston, Texas 77040

713.462.3242 | fax 713.462.3262 www.cobbfendley.com

TBPE Firm Registration No. 274

TBPLS Firm Registration No. 100467

12A

SWPPP DETAILS

C12A

PROFILE

PLAN VIEW

PLAN

"V-DITCH" SECTION/ELEVATION

TRAPEZOIDAL SECTION/ELEVATION

PLAN

SECTION

SECTION SECTION

ALTERNATE

REINFORCED FILTER FABRIC BARRIER

FILTER FABRIC FENCE

STRAW BALE DROP INLET PROTECTION BARRIER

SILT FENCE INLET PROTECTION BARRIER

STABILIZED CONSTRUCTION EXIT

TYPICAL FILTER

FABRIC FENCE DETAIL

N.T.S.

TYPICAL REINFORCED FILTER

FABRIC BARRIER DETAIL

N.T.S.

CONSTRUCTION NOTES:

CONSTRUCTION NOTE:

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REVISION

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DATE

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SECT

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DATE

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SIGNATURES

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DESCRIPTION

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DR.

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REV

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DISCP

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APPR

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APPR

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ENG

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SHEET NO.

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DWG NO.

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PROJECT NO.

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PROJECT ID

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CODE IDENT NO.

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SIZE

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AutoCAD SHX Text 04-20-17

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CME

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REPAIR SANITARY SEWER SYSTEM, JSC

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NATIONAL AERONAUTICS & SPACE ADMINISTRATION

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LYNDON B. JOHNSON SPACE CENTER HOUSTON, TEXAS

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EXCAVATED SOIL.

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FILTER FABRIC

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WIRE

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EXTENSION OF FABRIC

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INTO TRENCH

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FLOW

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TRENCH UPSLOPE ALONG LINE

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FLOW

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FLOW

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FLOW

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FLOW

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MAX

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EXISTING GROUND

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50' MIN

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GRADED TO PREVENT

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RUN-OFF FROM LEAVING SITE

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COARSE AGGREGATE

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50' MIN

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EXISTING

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GROUND

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PUBLIC

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RIGHT-OF-WAY

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PROVIDE APPROPRIATE TRANSITION

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BETWEEN STABILIZED CONSTRUCTION

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ENTRANCE AND PUBLIC RIGHT-OF-WAY

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PUBLIC

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RIGHT-OF-WAY

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LENGTH SHALL NOT BE LESS THAN 50 FEET.

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THICKNESS SHALL BE NOT LESS THAN 8 INCHES.

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WIDTH SHALL BE NOT LESS THAN FULL WIDTH OF ALL POINTS OF INGRESS OR EGRESS.

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STABILIZATION FOR OTHER AREAS SHALL HAVE THE SAME AGGREGATE THICKNESS AND

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WIDTH REQUIREMENTS AS THE STABILIZED CONSTRUCTION EXIT.

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STABILIZED AREA MAY BE WIDENED OR LENGTHENED TO ACCOMODATE A TRUCK WASHING

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AREA. AN OUTLET SEDIMENT TRAP MUST BE PROVIDED FOR THE TRUCK WASHING AREA.

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SEPERATION GEOTEXTILE

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FABRIC FOR FULL WIDTH

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AND LENGTH OF EXIT

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SYMBOL

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1. SET POSTS AT

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STAKES AND EXTEND IT INTO

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THE TRENCH.

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EXCAVATED SOIL.

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FILTER FABRIC

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EXTENSION OF FABRIC

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INTO TRENCH

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FLOW

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HEIGHT OF 36 INCHES ABOVE NATURAL GROUND.

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FLOW

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2. EXCAVATE A 4"x4" TRENCH UPSLOPE

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ALONG THE LINE OF STAKES.

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(SEE NOTE 1)

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FLOW

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INTO TRENCH

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EXTENSION OF FABRIC

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FILTER FABRIC

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ALTERNATE V-TRENCH

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FLOW

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WHEN TWO SECTIONS OF FILTER CLOTH ADJOIN EACH OTHER

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THEY SHOULD BE OVERLAPPED 6 INCHES AT THE POSTS,

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AND FOLDED.

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STAKE

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18" MIN

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12" MIN

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A MAXIMUM OF 36 INCHES ABOVE NATURAL GROUND.

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MINIMUM HEIGHT OF FILTER SHOULD BE 18 INCHES AND

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FENCE POSTS WITH STAPLES.

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THEY SHALL BE OVERLAPPED 6 INCHES AT THE POSTS,

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WHEN TWO SECTIONS OF FILTER CLOTH ADJOIN EACH OTHER

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FENCE, WITH TIES SPACED EVERY 24 INCHES AT TOP AND

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FILTER CLOTH TO BE FASTENED SECURELY TO WOVEN WIRE

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MIDSECTION.

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AND FOLDED.

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FLOW

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SYMBOL

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RFB

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18" MIN

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FLOW

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POINTS A SHOULD BE HIGHER THAN

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3. ATTACH FILTER MATERIAL TO WIRE

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FENCE AND EXTEND IT INTO

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2. SECURE WIRE FENCING TO POSTS

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4. BACKFILL AND COMPACT THE

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3. ATTACH FILTER MATERIAL TO

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4. BACKFILL AND COMPACT THE

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18" MIN

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(SEE NOTE 2)

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OF POSTS (SEE NOTE 1).

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THE TRENCH (SEE NOTE 3).

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WOVEN WIRE FENCE TO BE FASTENED SECURELY TO

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FILTER FABRIC

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WIRE

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EXTENSION OF FABRIC

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INTO TRENCH

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FLOW

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POST

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FILTER FABRIC

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4-24 INCHES

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INLET

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INLET

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FLOW

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TO PREVENT PIPING

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COMPACTED SOIL

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STAKED STRAW BALE

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INLET

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STRAW BALES STAKED

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WITH 2 STAKES PER BALE

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BALE 4-24 INCHES

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FROM INLET

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IPB

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IPB

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4" MIN

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POINT B, OR AT TOP OF BANK (TYP)

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SET 2 INCH BY 2 INCH WOODEN STAKES SPACED A MAX

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OF 6 FEET APART AND EMBEDDED A MIN OF 12 INCHES.

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(SEE NOTE 2).

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REQUIRED SPACING.

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4" MIN

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3' MAX

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(SEE NOTE 4)

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MAX SPACING OF 3 FEET AND EMBEDDED A MIN OF 8 INCHES.

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IF PREASSEMBLED FENCE WITH SUPPORT NETTING IS USED,

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1. 2 INCH THICK BY 2 INCH WOODEN STAKES TO BE SET AT

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FENCE SHALL HAVE A MIN HEIGHT OF 18 INCHES AND MAX

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ATTACH FILTER FABRIC TO WOODEN STAKES. FILTER FABRIC

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SPACING OF POST MAY BE INCREASED TO 8 FEET MAX.

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1. SET POSTS AND EXCAVATE 4"x4"

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8" MIN

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2 INCH BY 2 INCH WOOD

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STAKE EMBEDED 8 INCHES

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WOOD OR METAL STAKE

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(MIN 2 INCH BY 2 INCH

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WOOD POST)

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1. SEE CONSTRUCTION NOTES FOR RFB.

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6. STABILIZED CONSTRUCTION EXIT SHALL BE MAINTAINED FREE OF

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SEDIMENT FOR THE DURATION OF THE PROJECT.

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RFB

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RFB

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C DITCH

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TOP OF BANK

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TOP OF BANK

Sheets and Views

12A SWPPP DETAILS

File details come from the government source that posted it. Updated Nov 14, 2017.