Fill - Free fillable Constructed Wetlands 2014 - Constructed Wetlands PDF form

Submitreport

to:



CityofLynchburg



525TaylorStreet

Lynchburg,Virginia24501



Attn:StormwaterBMP

434‐455‐4250



CONSTRUCTEDWETLANDS:O&MCHECKLIST–VirginiaStormwaterManagementHandbook,Chapter9‐

C.14.0.

InspectionDate

Project SitePlan/PermitNumber

Location DateBMPPlacedinService

DateofLastInspectionInspector

Owner/Owner’sRepresentative

As‐BuiltPlansavailable: Y/N

FacilityType:Level1____________________________Level2

HydraulicCo

nfiguration:

 On‐linefacility

 Off‐linefacility

Typeofwetland

 Emergent

 Forested

TypeofPre‐TreatmentFacility:

 Sedimentfore

bay(aboveground)

 Vegetatedbufferarea

 Grassfilterstrip

 Grasschannel

 Other:

___________________

Duringthefirst6monthsfollowingconstruction,thewetlandshouldbeinspectedtwiceafterstormeventsthatexceed1/2inch

of rainfall. Bare or erodingareas in the CDA or around the wetland buffershould be stabilized immediately with grass cover.

Treesplantedinthebufferandonwetlandislandsandpeninsu

lasneedtobewateredevery3daysforthefirstmonth,andthen

weekly during the remainder of the first growing season (April‐October), depending on rainfall. Due to typical vegetation

survival problems, it is typical to plan and budget for a round of reinforcement planting after one or two growing season

s.

Constructed wetlands should be inspected and cleaned upannually.Awetlandprofessionalshould inspect the facility every 5

years,especiallytodetermineifthereisanysignificantnegativechangeinthewetlandspeciescompositionfromthedesignor

anotherwisehealthywetland.



ElementofBMP PotentialProblem Y/N HowtoFixProblem



WhoWill

Address

Problem



Comments

Contributing

DrainageArea

Adequatevegetation  Supplementasneeded Owner 

Thereisexcessivetrash

anddebris

 Removeimmediately.

Owneror

professional



Thereisevidenceof

erosionand/orbareor

exposedsoil

 Stabilizeimmediately.

Owneror

professional



Thereareexcessive

landscapewasteand

yardclippings



Removeimmediatelyand

recycleorcompost

Owneror

professional



Pre‐Treatment

Thereisadequate

accesstothepre‐

treatmentfacility

 Establishadequateaccess Professional 

Thereisexcessivetrash

anddebris

 Removeimmediately.

Owneror

professional



Thereisevidenceof

erosionand/orexposed

soil.



Immediatelyidentifyand

correctthecauseofthe

erosionandstabilizethe

erodedorbarearea.

Owneror

professional



Sedimentdepositsare

50%ormoreofforebay

capacity.



Dredgethesedimentto

restorethedesigncapacity;

sedimentshouldbedredged

fromforebaysatleastevery5

years.

Professional



Thesedimentmarkeris

notvertical.



Adjustthesedimentdepth

markertoavertical

alignment

Professional

Thereisdead

vegetation

 Revegetate,asneeded

Owneror

professional



Inlets

Theinletprovidesa

stableconveyance.



Stabilizeimmediately,as

needed;clearblockages.

Owneror

professional



Thereisexcessivetrash,

debris,orsediment.

 Removeimmediately

Owneror

professional



Thereisevidenceof

erosion/undercuttingat

oraroundtheinlet



Repairerosiondamageand

reseed

Owneror

professional



Thereiscracking,

bulging,erosionor

sloughingoftheforebay

dam.



Repairandrestabilize

immediately.

Professional 

Thereiswoodygrowth

ontheforebaydam.



Removewithin2 weeksof

discovery.

Professional 

Thereisevidenceof

nuisanceanimals.



Animalburrowsmustbe

backfilledandcompacted.

Burrowinganimalsshouldbe

humanelyremovedfromarea

Professional 

ElementofBMP PotentialProblem Y/N HowtoFixProblem



WhoWill

Address

Problem



Comments



Vegetation

(trees,shrubs,

aquaticplants)

Plantcompositionis

consistentwiththe

approvedplans



Determineifexistingplant

materialsareatleast

consistentwiththegeneral

ConstructedWetlanddesign

criteria,andreplace

inconsistentspecies.

Professional 

Invasivespeciesare

present.



Removeinvasivespecies

immediatelyandreplace

vegetationasneeded.Asa

generalrule,controlof

undesirableinvasivespecies

(e.g.,cattailandPhragmites)

shouldcommencewhentheir

coverageexceedsmorethan

15%ofawetlandcellarea.

Althoughtheapplicationof

herbicidesisnot

recommended,sometypes,

suchasGlyphosate,have

beenusedtocontrolcattails

withsomesuccess.Extended

periodsofdewateringmay

alsowork,sinceearlymanual

removalprovidesonlyshort‐

termrelieffrominvasive

species.

Professional 

Vegetationisdeador

reinforcementplanting

isneeded.



Removeandreplacedeador

dyingvegetation.

Professional 

Treesplantedinthe

bufferandonwetland

islandsandpeninsulas

needwateringduring

thefirstgrowingseason



Considerwateringevery3

daysforfirstmonth,andthen

weeklyduringfirstyear(April

–October),dependingon

rainfall.

Owneror

professional



Practicehasbecome

overgrownandisnot

developingintoa

maturewetland.



Harvestvegetation

periodicallyifthewetland

becomesovergrownorto

guidematuringofforested

wetlands(typically5and10

yearsafterconstr.).

Owneror

professional



WetlandCellsand

Pools

Sedimentaccumulation

is50%ormoreof

capacity.



Dredgethesedimentto

restorethedesigncapacity

Professional

Thereisevidenceof

floatingdebris,sparse

vegetativecover,

erosionorslumpingof

sideslopes.



Removedebris.Repairand

stabilize.

Owneror

professional



Openwaterisbecoming

overgrown.



Harvesttheunwanted

vegetation.

Professional 

Thereisevidenceof

nuisanceanimals.



Animalburrowsmustbe

backfilledandcompacted.

Burrowinganimalsshouldbe

humanelyremovedfromthe

area.





Riser/Principle

SpillwayandLow‐

Thereisadequate

accesstoriserfor

maintenance.

 Establishadequateaccess Professional 

Piecesoftheriserare

deteriorating,

 Repairimmediately. Professional

ElementofBMP PotentialProblem Y/N HowtoFixProblem



WhoWill

Address

Problem



Comments

FlowOrifice(s) misaligned,brokenor

missing.

Adjustablecontrol

valvesareaccessible

andoperational.

 Repair,asneeded. Professional 

Reverse‐slopepipesand

flashboardrisersarein

goodcondition.

 Repair,asneeded. Professional 

Thereisexcessivetrash,

debris,orother

obstructionsinthe

trashrack.

 Removeimmediately.

Owneror

professional



Seepageintoconduit  Sealtheconduit Professional 



Berm/Dam/

Embankmentand

Abutments

Thereissparseveg.

cover,settlement,

cracking,bulging,

misalignment,erosion

rillsdeeperthan2

inches,orsloughingof

thedam.



Repairandrestabilize

immediately.

Professional 

Therearesoftspots,

boggyareas,seepageor

sinkholespresent.



Reinforce,fillandstabilize

immediately.

Professional 

Thereisevidenceof

nuisanceanimals.



Animalburrowsmustbe

backfilledandcompacted.

Burrowinganimalsshouldbe

humanelyremovedfrom

area.

Professional 

Thereiswoody

vegetationonthe

embankment.



Removalofwoodyspecies

nearorontheembankment

andmaintenanceaccess

areasshouldbedonewhen

discovered,butatleastevery

2years.

 



Emergency

Spillway

Thereiswoodygrowth

onthespillway.



Removalofwoodyspecies

nearorontheemergency

spillwayshouldbedone

whendiscovered,butatleast

every2years.

Owneror

professional



Thereisexcessivetrash,

debris,orother

obstructions.

 Removeimmediately.

Owneror

professional



Thereisevidenceof

erosion/back‐cutting



Repairerosiondamageand

reseed

Owneror

professional



Therearesoftspots,

seepageorsinkholes.



Reinforce,fillandstabilize

immediately.

Owneror

professional



Outlet

Theoutletprovides

stableconveyancefrom

thewetland.

 Stabilizeasneeded. Professional 

Thereareexcessive

sedimentdeposits.

 Removesediment. Professional 

Releasedwateris

causingundercutting,

erosionordisplacedrip‐

rapatoraroundthe

outlet



Repair,reinforceorreplace

riprapasneeded,and

restabilize.

Professional 

ElementofBMP PotentialProblem Y/N HowtoFixProblem



WhoWill

Address

Problem



Comments

Woodygrowthwithin5

feetoftheoutletpipe

barrel.



Prunevegetationbackto

leaveacleardischargearea.

Owneror

Professional



Thereisexcessivetrash,

debris,orother

obstructions.

 Removeimmediately.

Owneror

professional



Overall

Accesstothefacilityor

itscomponentsis

adequate.



Establishadequateaccess.

Removewoodyvegetation

anddebristhatmayblock

access.Ensurethathardware

canbeopenedandoperated.

Professional 

Waterlevelsinoneor

morecellsare

abnormallyhighorlow.



Clearblockagesoftheriseror

orifice(s)andmakeother

adjustmentsneededtomeet

theapproveddesign

specifications.

Professional 

Complaintsfromlocal

residents

 Correctrealproblems.

Owneror

professional



Mosquitoproliferation 

Eliminatestagnantpoolsif

feasible,andtreatfor

mosquitoesasneeded.If

spraysareconsidered,thena

mosquitolarvicide,suchas

Bacillusthurendensisor

Altosideformulationscanbe

appliedonlyifabsolutely

necessary.Canalsostockthe

basinwithmosquitofishto

providenaturalmosquito&

midgecontrol.



Owneror

professional



Encroachmentonthe

wetlandoreasementby

buildingsorother

structures



Informinvolvedproperty

ownersofBMPsstatus;

clearlymarktheb oundaries 

ofthereceivingpervious

area,asneeded

Owneror

professional



Safetysignageisnot

adequate.



Providesufficient,legible

safetysignage.

Owneror

professional



Download
Save PDF to desktop

Email
Email completed PDF

Send for Signing
Email for others to sign

Print
Print document

NAME

Constructed Wetlands 2014 - Constructed Wetlands

View Audit Log
Print With Audit Log
Duplicate Document

Fill Online, Printable, Fillable, Blank Constructed Wetlands 2014 - Constructed Wetlands Form

Related forms

Fillable Constructed Wetlands 2014 - Constructed Wetlands

Fill Online, Printable, Fillable, Blank Constructed Wetlands 2014 - Constructed Wetlands Form

Related forms

First 20 documents completely FREE!