November 2017  

   

     

LandDisturbance&ErosionandSedimentControlStandards

BestManagementPracticeGuideforResidentialConstruction

TABLEOFCONTENTS

Introduction 3

PermitResponsibilities 4

ConstructionSiteNotice 5

TemporaryConstructionEntrance 6

SiltFence 7

FiberRolls/Wattles 8

ErosionBlanket 9

Seeding/Mulching 9

Sodding 9

CurbInletProtection 10

Area(Drop)InletProtection 11

OtherPollutants 12

InspectionReport 13

HelpfulLinks 14

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INTRODUCTIONErosionisanaturalprocessofthelooseningandremovalofsoilandrock.Naturalerosionoccursataveryslowrate.Whenlandisdisturbedduringgrading and other construction activities, the erosion rate increasesdramatically.Whenerosionoccursona construction site, sediment isavailablefortransportbywindorstormwaterrunoff.Thedischargeofsediment and other construction site pollutants can negatively affectdownstreamwaterquality.

Botherosionandsedimentcontrolpracticesarerequiredonconstructionsitestopreventsedimentfromleavingthesite.Erosioncontrolpreventserosionfromoccurringatconstructionsitesbykeepingsoilinplace.Examplesincludemulch,erosionblankets,seeding,andsitephasing.

Sedimentcontrolcaptureserodingsedimentsandkeepsthemon‐siteandawayfromsurfacewaters.Examplesincludesettlingbasinsandsedimenttraps,rockchecks,siltfenceandstrawwattles(fiberrolls).

Itismuchcheapertopreventerosionthanitistocapturesediment.

BestManagementPractices(BMPs)areschedulesofactivities,prohibitionsofpractices,maintenanceprocedures,structural,vegetativeandmanagerialpractices,thatwhenusedindividuallyandincombination,preventorreducethereleaseofpollutantstostreams,creeksandwaterways.

ThisguideprovidesanoverviewoftypicalBMPsthatmaybeusedforresidentialbuildingconstructionwithinthecitylimitsofJonesboro.

TheBMPsprovidedhereinmaynotbesuitableforallconstructionsitesandothertechniquesmaybenecessaryinsomeinstances.

ThebuildingpermitholderisresponsibleforensuringthatappropriateBMPsareinplaceandfunctioningattheirconstructionsiteuntilalllanddisturbance activities are complete and the disturbed area fullystabilized.

PERMITRESPONSIBILITIES

PermitteePre‐Construction:1. PosttheConstructionSiteNoticeatthesite.Noticemustbe

visiblefromthestreet.2. Installtemporaryconstructionentrance.3. Installerosionandsedimentcontrolsperapprovedplan.

DuringConstruction:4. Performweeklysiteinspections.5. KeepacopyoftheStormwaterPollutionPreventionPlan

(SWPPP)andweeklyinspectionsonsite.6. UpdateSWPPP(installationdateofBMPs,changesinBMPs,

etc…)asneeded.7. Maintaintheconstructionentrance,

erosionandsedimentcontrols.8. Removeoff‐sitesedimentdischarge

andtrackingimmediately.9. Puttrashandconstructiondebrisin

containerdaily.PostConstruction:10. Stabilizetheentiredisturbedarea.11. Terminatepermit.

TheCityofJonesboro:

1. Performroutineinspectionsofeachresidentialconstructionsite.2. Reviewallsitedocuments.3. Notify permittee of violations via “WarningNotice” (verbal or

written).4. Issue“StopWorkOrder”ifneeded.5. Citepermitteetocourtifnecessary.6. Sign‐off on final Stormwater compliance for “Certificate of

Occupancy”.

 

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Thelackoferosionandsedimentcontrolsonthissiteresultsinpollutedwaterandcomplianceviolations

CONSTRUCTIONSITENOTICE

Note:

1.Siteslargerthan5acres,contacttheengineeringofficeforrequirements.

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TEMPORARYCONSTRUCTIONENTRANCE

Notes:

1.StoneSize‐Onetotwo‐inchstonerecommended.2.Length‐Asrequiredtopreventtrackout,minimumof25feet.3.Thickness‐Notlessthansixinches.4.Width‐12‐footminimum,butnotlessthanthefullwidthatpointswhereingressoregressoccurs.

5.FilterCloth–Recommendedtoplaceovertheentireareapriortostoneplacement.

6.SurfaceWater‐Flowingovertheconstructionentranceshouldbepipedorbermedtopreventwashout.

TEMPORARY CONSTRUCTION ENTRANCE 

TO BE 6” (MIN. DEPTH) OF CHAT, CRUSHED 

ROCK OR B‐STONE. UNDERLAYMENT OF 

FILTER CLOTH RECOMMENDED  

 

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SILTFENCE

Typical:InstallatRight‐of‐wayline(propertyline),notbackofcurb.

Notes:1. Theheight of the silt fence shall

be 16 to 30 inches above thegroundsurface.

2. Fasten the fence to the upslopesideofthepostsusingaminimumof 1” inch long, heavy‐dutywirestaplesortie‐wires.

3. Back fill the trench with dirt orgravelandcompact.

4. Wiremeshbackedsiltfencerecommended.5. Installalongfrontlotlineandalongthelotlineofadjacentproperties

locateddownhill.6. Installtothebackofsidewalksifsidewalksarepresent.

Maintenance:Remove any buildup of silt orsedimentbehindsilt fencewhen itexceeds more than half theoriginallyinstalledfenceheight.

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FIBERROLLS/WATTLES

Typical:InstallatRight‐of‐wayline(propertyline),notbackofcurb.

Notes:1. Onslopes,installfiberrollsalongthecontourwithaslight downward angle at the end of each row topreventpondingatthemidsection.

2.Typically,installrollsalongsidewalksandfrontlotlinestokeepsedimentfromwashingontosidewalks,streets,guttersandstormdrains.

Maintenance:Remove any buildup of silt or sedimentbehindwattleswhenitexceedsmorethanhalftheoriginallyinstalledwattleheight.

 

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EROSIONBLANKET

SEEDING/MULCHING

SODDING

 

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Theerosioncontrolblanketsarebiodegradablematerialsusedtoprotectdisturbedslopeandchannelareasfromwindandwatererosion.Theblanketmaterialsarenaturalmaterialssuchasstraw,woodexcelsior,coconut,oraregeotextilesyntheticwovenmaterialssuchaspolypropylene.

Seedandmulchexposedsoilafterfinishgradinghasbeencompleted,orareaswhereno

activityhasoccurredformorethan14days.

Soddingisapermanentformoferosioncontrolthatinvolveslayingapermanentcoverofgrasssodonexposedsoils.Inadditiontostabilizingsoils,soddingcanreducethevelocityofstormwaterrunoff.Soddingcanprovideimmediatevegetativecoverforcriticalareasandstabilizeareasthatcannotbevegetatedbyseed.Itcanalsosteadychannelsorswalesthatconveyconcentratedflowsandcanreduceflowvelocities.

CURBINLETPROTECTION

Notes:1. Sediment controls behind the curb may also be necessary to

preventthedischargeofsediment.

 

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AREA(DROP)INLETPROTECTION

Notes:1.Spacestakesevenlyaroundtheperimeteroftheinletatamaximumof3feetapartand18inchesdeep.

2.Makeaframeof2x4woodstripsaroundthecrestoftheoverflowareaatamaximumof11/2feetabovethecrest.

3.Fastenfencewithstaples,orwireittothestakesandframe.

4.Backfillthebottomofthefenceinatrenchandcompact.

 

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Silt Fence Installation 

Wattle Installation 

OTHERPOLLUTANTS

ConstructionWaste–mustdisposeofatalicensedsolidwastemanagementsiteandnotbeburiedorburnton‐site. ConcreteTruckWashout‐cannotmakecontactwithstormwatersornaturalstreams.Allconcretewashoutmustbecontainedon‐siteoradesignatedareawithinthecommondevelopment. Fueling‐Providesecondarycontainmentbarriersforfuelstoredon‐site. Fertilizers‐Followthemanufacturer’sdirectionsandstoreinacoveredareaorwatertightcontainer. HazardousMaterials‐Storehazardousmaterialssuchasoils,greases,paints,fuels,andchemicalsinacoveredareawithsecondarycontainment.Disposeoftheseitemsaccordingtostateregulationsandmanufacturer’srecommendations. PetroleumProducts–Storeinclearlylabeledandtightlysealedcontainersortanks.Wastewaterfrompaint,drywall,stuccoormasonrycannotenterthestormwatersystemorbedisposedofwhereitcaneventuallywashintocreeksandstreams. SanitaryWaste–Maintainportableunitsthroughastatelicensedsanitarywastemanagementcontractor. Dewatering–Pumptrenches,foundationsorotherexcavatedareassoasnottodepositsedimentoff‐siteorcauseerosion.Usefilterbags,sedimenttrapsoravegetatedareatofiltersediment.

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INSPECTIONREPORT

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HELPFULLINKS:

CityofJonesboroEngineering:http://www.jonesboro.org/139/EngineeringCityofJonesboroPlanning&Zoninghttp://www.jonesboro.org/168/Planning‐ZoningCity/CountyMap:http://www.efsedge.com/craighead/SWPPPTemplate:http://www.jonesboro.org/DocumentCenter/Home/View/2925ConstructionSiteNotice:http://www.jonesboro.org/DocumentCenter/Home/View/584SiteInspectionForm:http://www.jonesboro.org/DocumentCenter/Home/View/542

 

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CourtesyoftheCityofJonesboro

CreatedbytheEngineeringDepartment–StormwaterDivision