Commercial Septic System Installer EXAM WITH CORRECT ANSWERS RATED A+

Commercial Septic System Installer
EXAM WITH CORRECT ANSWERS
RATED A+
Alletanksemustehave:e-eCORRECTeANSWERSe2ecompartments



Alletanksewhetherepre-
manufacturedeoreconstructedeonesiteeshallebeeconstructedesoethatetheelengtheise___________ecom
paredetoetheewidth.e-eCORRECTeANSWERSeateleasteoneeandeone-
ehalfe(1e1/2)etimes...e"toetheewidth."




SepticeTanksemayebeemadeeof:e-
eCORRECTeANSWERSeConcrete,ePlastic,efiberglass,eoreotherematerialseaseapprovedebyetheedepartm


ent.



Tankecompartmentepartitionsewillebeelocated:e-eCORRECTeANSWERSeNotelessethanetwo-
thirdseoremoreethanethree-fourthsetheeLengtheofetheetankefrometheeInleteend.



Compartmentepartitionsewillebeeconstructedesoeaepass-
thrueholeeoresloteequaletoeoregreaterethanetheediametereofetheeinletepipeeisepositionedebelowetheeli
quidesurfaceewitheae_____________________________.e-
eCORRECTeANSWERSeMinimume25%etoeaemaximumeofe50%eofetheetotaleliquidedepth.




Totaleliquidedeptheforelargerepoured-in-
placeetankseshallehaveeaemaximumeofe______________inchese-eCORRECTeANSWERSe66einches



TrueeoreFalse:eWallseandebottomeofepoured-in-placeesepticetanksemustebeereinforced.e-
eCORRECTeANSWERSeTrue

, HowecaneaeSepticetankebeereinforced?e-
eCORRECTeANSWERSesixeinchebye6einche(6"x6")eNo.10egageeweldedesteelereinforcingewireeORefibrou


sereinforcingematerialeconformingetoeASTMespecificationseforesuchematerials.



HowemusteTankeLidsebeeReinforced?e-eCORRECTeANSWERSeusingethree-
eightsesteelereinforcingerodse(rebar)ewhicheshallebeespacedetwelveeinchese(12")eonecentereeachewa
yeextendingeaeminimumeofetwoeandeoneehalfe(2e1/2")eincheseandeaemaximumeofethreee(3")efrometh
eeoutsideeedgeeofetheetankelid.



Inegeneral,etheetankemustebeeableetoewithstandeaeuniformeliveeloadeofe______________________e
poundseperesquareefooteineadditionetoealleloadsetoewhicheaneundergroundetankeisenormallyesubject
ed.e-eCORRECTeANSWERSe150



TrueeoreFalse:eWalls,ebottoms,eandelidseofepoured-in-
placeesepticetankseshouldehaveeaeminimumethicknesseofefoureinchese(4").e-
eCORRECTeANSWERSeTrue




Tankelidseshallebeeconstructedeine______________________epieceseandeshallehaveesecurable,erem
ovableeaccesseopeningselocatedesoethatetheeinleteandeoutleteteesecanebee_____________________
___________.e-eCORRECTeANSWERSeoneeoretwo,e

readilyeaccessed.



Accesseopeningeshallehaveeaeminimumeofe_________________eandemaximumeofe_____________
______efreeespace.e-eCORRECTeANSWERSeMinimum:e15"

Maximum:e24"



Tanksewithemoreethane12eincheseofecoveremusteextendeaccesseopeningsetoewithine______eincheseof
etheegroundesurface.e-eCORRECTeANSWERSe12