SEPTIC LICENSE ADVANCED PREP PACK
2026 FULL QUESTIONS AND CORRECT
ANSWERS
◉you find builder has built house on lowest portion of lot. what do
you do?
a. cut down area where lateral field goes so can get gravity flow from
septic tank to lateral field
b. install dosing tank to lift sewage to approved area
c. dig lateral trenches deep enough to get gravity flow
d. a or b. Answer: b. install dosing tank to lift sewage to approved
area
◉all nonperforated pipe shall be bedded in grillage. Answer: true
◉drip irrigation system include
a. advance treatment
b. air release valve
c. grinder pump
d. all above
, e. a + b. Answer: e. a + b
a. advance treatment
b. air release valve
◉certified installer or permit holder is required to remain on
construction site while work is being performed on system. Answer:
true
◉what types of trench barrier material is approved?
a. 4 inch layer whole straw
b. synthetic fabric
c. roofing felt
d. plastic sheeting
e. both a + b
f. all above. Answer: e. both a + b
a. 4 inch layer whole straw
b. synthetic fabric
◉when constructing an evaporation/absorption lagoon where berm
walls should be keyed into original soil at least 1 foot deep + 2 foot
wide at base. Answer: true
2026 FULL QUESTIONS AND CORRECT
ANSWERS
◉you find builder has built house on lowest portion of lot. what do
you do?
a. cut down area where lateral field goes so can get gravity flow from
septic tank to lateral field
b. install dosing tank to lift sewage to approved area
c. dig lateral trenches deep enough to get gravity flow
d. a or b. Answer: b. install dosing tank to lift sewage to approved
area
◉all nonperforated pipe shall be bedded in grillage. Answer: true
◉drip irrigation system include
a. advance treatment
b. air release valve
c. grinder pump
d. all above
, e. a + b. Answer: e. a + b
a. advance treatment
b. air release valve
◉certified installer or permit holder is required to remain on
construction site while work is being performed on system. Answer:
true
◉what types of trench barrier material is approved?
a. 4 inch layer whole straw
b. synthetic fabric
c. roofing felt
d. plastic sheeting
e. both a + b
f. all above. Answer: e. both a + b
a. 4 inch layer whole straw
b. synthetic fabric
◉when constructing an evaporation/absorption lagoon where berm
walls should be keyed into original soil at least 1 foot deep + 2 foot
wide at base. Answer: true
