Illinois Private Sewage Contractor Exam with verified answers

Illinois Private Sewage Contractor Exam with verified ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




answers


Private Sewage Disposal System - correct answer✔✔Any sewage handling or treatment
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facility receiving domestic ||\\|//|| ||\\|//||




sewage from less than 15 people or population equivalent (less than 1,500 gallons} and
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having a ground ||\\|//|| ||\\|//||




surface discharge or any sewage handling or treatment facility receiving domestic sewage
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and having ||\\|//||




no ground surface discharge
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Domestic Sewage - correct answer✔✔Waste water derived principally from dwellings,
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business, or office buildings, institutions, food service establishments, and similar facilities
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Clear Water Permitted to Drain in Septic System - correct answer✔✔Cooling water
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Groundwater

Discharge from roof drains ||\\|//|| ||\\|//|| ||\\|//||




Discharge from footing tile ||\\|//|| ||\\|//|| ||\\|//||




Condensate waste from refrigeration system ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




Condensate from steam heating system ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




Backwash from Water Softener ||\\|//|| ||\\|//|| ||\\|//||




Prohibited Materials for Septic System - correct answer✔✔Automotive Grease ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




Oil

Solvents

Chemicals

, The use of a private sewage disposal system to service more than one property is: - correct
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answer✔✔Prohibited except when common property under joint ownership is provided or ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




where the system is under public jurisdiction ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




Sewers are to be installed at least ______ feet horizontally from an existing or proposed
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water line. - correct answer✔✔10 Feet Horizontally ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




If the distance between the sewer and water line must be less than 10 feet horizontally
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then the sewer line must be at least __________ inches below the invert of the water line. -
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correct answer✔✔18"
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Approved Pipe Materials - correct answer✔✔Ductile Iron, Vitrified Clay, or Plastic at least ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//|| ||\\|//||




4" in diameter ||\\|//|| ||\\|//||




Raw or improperly treated domestic sewage cannot be discharged into: - correct
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answer✔✔Farm tiles ||\\|//||




Streams

Rivers

Ponds

Lakes

Other collectors of water. ||\\|//|| ||\\|//|| ||\\|//||




Septic Tanks cannot be located: - correct answer✔✔Where surface water will accumulate
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or near: ||\\|//||




Driveways

Accessory building ||\\|//||




Swimming pools ||\\|//||