Comprehensive Resource To Help You Ace 2026-2027
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
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1. Wire test is
a. test to determine if electrical wiring properly installed
b. test to determine whether lateral lines installed level
c. field test to determine if soil moisture will cause damage during
lateral line excavation
d. all above - Correct Answer: c. field test to determine if soil
moisture will cause damage during lateral line excavation
2. Maximum length for individual conventional lateral trench is
a. 100 feet
b. 200 feet
c. no maximum limit
d. 70 feet - Correct Answer: b. 200 feet
3. The appropriate minimum spacing of conventional rock trench is
a. 5 feet on centers
b. 8 feet side wall to side wall
c. 8 feet on centers - Correct Answer: c. 8 feet on centers
4. The appropriate minimum spacing of low pressure pipe system is
, a. 5 feet on centers
b. 8 feet side wall to side wall
c. 8 feet on centers - Correct Answer: a. 5 feet on centers
5. The appropriate minimum spacing for lateral beds is
a. 5 feet on centers
b. 8 feet side wall to side wall
c. 8 feet on centers - Correct Answer: b. 8 feet side wall to side wall
6. The setback distance from lateral trench for wells is
a. 25 feet
b. 50 feet
c. 70 feet - Correct Answer: c. 70 feet
7. The setback distance from lateral trench for cistern is
a. 25 feet
b. 50 feet
c. 70 feet - Correct Answer: c. 70 feet
8. The setback distance from lateral trench for streams is
a. 25 feet
b. 50 feet
c. 70 feet - Correct Answer: a. 25 feet
9. The setback distance from lateral trench for lakes is
a. 25 feet
b. 50 feet
c. 70 feet - Correct Answer: b. 50 feet
,10.Back filling of system is permitted prior to final inspection providing
inspections ports are placed in lateral trenches - Correct Answer: false
11.Soil fill added to shallow installed system must be of group three texture or
better - Correct Answer: true
12.Certified installer not responsible for backfilling or finished grading over
system if builder does work - Correct Answer: false
13.When fill soil is added to lateral field area the sod layer must not be
disturbed - Correct Answer: false
14.Fill soil is tampered how far below lateral field on down slope side?
a. 5 ft
b. 10 ft
c. 15 ft
d. 25 ft - Correct Answer: c. 15 ft
15.Access must be provided within 24 inches of surface grade to outlet end
man hole of septic tank - Correct Answer: false
16.Distribution boxes shall be installed level with all connections rendered
watertight - Correct Answer: true
, 17.Grease taps required for all establishments that manufacture or prepare
food - Correct Answer: true
18.Under gravity flow uses SDR35, schedule 40, and 1500 pound crush PVC
pipe is approved for use between distribution box + lateral trenches or beds
- Correct Answer: false
19.Pipe connections between distribution box + lateral trenches do not need to
be watertight - Correct Answer: false
20.Equal flow type distribution boxes shall be placed on stable base -
Correct Answer: true
21.If certified installer intentionally misrepresents the number of bedrooms on
application for site evaluation. what actions can local inspector take?
a. suspend installer certification
b. revoke installer certification
c. file criminal charges against installer
d. any of above - Correct Answer: d. any of above
22.Outlet pips from equal flow type distribution box shall be water level to
provide equal flow to all laterals - Correct Answer: true
23.When filling out an installers affidavit, elevations should be on-shot +
recorded at?
a. beginning at trench only
b. middle of trench only