Commercial Septic System Installer Exam
Newest 2025/2026 Questions and Correct
Answers Graded A+|Assured Success|Brand
New Version
When two piece Dosing tanks are used sections must be _______________by
using mastic, butyl rubber, or other pliable sealant that is water proof, corrosion
resistant and approved for use in septic tanks. - CORRECT ANSWER-Joined
For Dosing tanks, there shall be no requirement as to
_____________,_____________,or ___________ of tank. - CORRECT
ANSWER-length, width, of shape
, Tanks may have a single compartment or if a partition is used it must have
_______________________________________ located no more than
________inches above the tank bottom. - CORRECT ANSWER-2 four inch
diameter holes or equivalent,
12 inches
All tanks must have: - CORRECT ANSWER-2 compartments
All tanks whether pre-manufactured or constructed on site shall be constructed
so that the length is ___________ compared to the width. - CORRECT
ANSWER-at least one and one- half (1 1/2) times... "to the width."
Septic Tanks may be made of: - CORRECT ANSWER-Concrete, Plastic,
fiberglass, or other materials as approved by the department.
Tank compartment partitions will be located: - CORRECT ANSWER-Not less
than two-thirds or more than three-fourths the Length of the tank from the Inlet
end.
Newest 2025/2026 Questions and Correct
Answers Graded A+|Assured Success|Brand
New Version
When two piece Dosing tanks are used sections must be _______________by
using mastic, butyl rubber, or other pliable sealant that is water proof, corrosion
resistant and approved for use in septic tanks. - CORRECT ANSWER-Joined
For Dosing tanks, there shall be no requirement as to
_____________,_____________,or ___________ of tank. - CORRECT
ANSWER-length, width, of shape
, Tanks may have a single compartment or if a partition is used it must have
_______________________________________ located no more than
________inches above the tank bottom. - CORRECT ANSWER-2 four inch
diameter holes or equivalent,
12 inches
All tanks must have: - CORRECT ANSWER-2 compartments
All tanks whether pre-manufactured or constructed on site shall be constructed
so that the length is ___________ compared to the width. - CORRECT
ANSWER-at least one and one- half (1 1/2) times... "to the width."
Septic Tanks may be made of: - CORRECT ANSWER-Concrete, Plastic,
fiberglass, or other materials as approved by the department.
Tank compartment partitions will be located: - CORRECT ANSWER-Not less
than two-thirds or more than three-fourths the Length of the tank from the Inlet
end.
