RESIDENTIAL CONTRACTOR EXAM STUDY GUIDE QUESTIONS WITH CORRECT ANSWERS 2025/2026

RESIDENTIAL CONTRACTOR EXAM STUDY GUIDE QUESTIONS
WITH CORRECT ANSWERS 2025/2026

Commercial Contractor - CORRECT ANSWER -Required for on-site sewage system installations
with a design flow rate greater than 2,000 gallons per day



Drip Emitter - CORRECT ANSWER -Required for the installation of aerobic drip emitter systems



Area Fill Mound - CORRECT ANSWER -Required for the installation of an area fill system or a
Wisconsin mound system



Pumper - CORRECT ANSWER -required for septage removal and disposal.



Septage Removal and Disposal Permit - CORRECT ANSWER -permit required for septage removal
and disposal.



on-site sewage system construction permit - CORRECT ANSWER -permit required to begin the
physical development of a lot or structure - where an on-site sewage management system will
be used



approved on-site sewage management system - CORRECT ANSWER -Any facility having
occupancy for two hours or more



disposed of in an approved system - CORRECT ANSWER -wastewater generated from a facility,
including washing machine water



Pit Privies - CORRECT ANSWER -an acceptable means of sewage

disposal for a facility not served by water under pressure

, a certified septic tank pumper sewage removal contractor - CORRECT ANSWER -pumping of the
septic tank must be performed by



minimumWrequirementsWforWtheWsepticWsystem.W-WCORRECTWANSWERW-
tankWsize,WtrenchWlength,WdepthWandWwidth,WandWanyWspecialWconditionsWforWtheWinstallation



AbsorptionWfieldWlengthsW-WCORRECTWANSWERW-
determinedWbyWtheWnumberWofWbedroomsWinWtheWhomeWorWestimatedWgallonsWperWdayWwaterWu
sageWandWtheWpercolationWrateWofWtheWsoilsWatWtheWsite



AbsorptionWfieldWdepthsW-WCORRECTWANSWERW-
determinedWbyWtheWsoilWconditionsWonWtheWproperty



responsibilityWasWaWcontractorW-WCORRECTWANSWERW-
obtainWaWcopyWofWtheWpermit,WsiteWplan,WandWsoilWreportW(ifWapplicable)WpriorWtoWbeginningWcons
tructionWofWtheWon-
siteWsewageWsystem,WestablishWallWapplicableWsetbackWdistancesWincludingWbutWnotWlimitedWto:Wp
roperty

lines,Wwells,WbodiesWofWwater,Wetc



conditionsWofWtheWpermitWcannotWbeWmetW-WCORRECTWANSWERW-
countyWhealthWdepartmentWmustWbeWcontacted

priorWtoWinstallationWofWtheWsystem



soilW-WCORRECTWANSWERW-
servesWtoWcleanWwastewaterWbyWfilteringWoutWparticulates,WthatWis,WsolidWmaterial,WplusWremovin
gWbacteriaWandWviruses



properlyWdesignedWandWinstalled