Study Guide
Applications include: Correct answers - Name and address of property owner
- Location of property
- Site plan
- Type of facility
- Type of water supply
- Number of bedrooms
- Soils information
Any facility having occupancy for must provide an approved on
site sewage management system Correct answers two hours or more
Requirements in permits: Correct answers Tank size, trench length, depth
and width, and special conditions
Absorption field lengths are typically sized by? Correct answers Number of
bedrooms or gallons per day, and the percolation rate of the soil
Apsorbtion field depths are determined by? Correct answers Soil
conditions Things to consider when planning layout of system:
Correct answers - Site plan
- Soil report
- Location and elevation of plumbing stub-out
- Slope of land
- Property lines
- Location of wells, springs, bodies of water, etc. (setbacks)
- Replacement area
- Other conditions
Wells and Springs setback: Septic tank Correct answers 50
feet Wells and Springs setback: absorption lines Correct
answers 100 feet Property lines setback: Septic tank Correct
answers 10 feet
Property lines setback: absorption lines (private water) Correct
answers 50 feet Property lines setback: absorption lines (public
water) Correct answers 5 feet
, Bodies of water or impoundment setback: Septic tank Correct answers 25
feet
Bodies of water or impoundment setback: absorption lines Correct
answers 50 feet Streams or tributaries setback: Septic tank Correct
answers 25 feet
Streams or tributaries setback: absorption lines Correct
answers 50 feet ponded wetland setback: absorption field
Correct answers 50 feet
Buildings with a basement setback: Septic tanks and absorption lines
Correct answers 10 feet
Buildings without a basement setback: Septic tank Correct answers
10 feet Buildings without a basement setback: absorption lines
Correct answers 5 feet
Surface drainage ditch setback: Septic tank Correct answers 15 feet
Trash pits and embankments setback: Septic tank and absorption field
Correct answers 15 feet
subsurface drainage setback: absorption lines Correct answers 10 feet
upgrade or 30 feet downgrade
Water supply lines setback: absorption lines Correct answers if within 10
feet the water supply line but be at least 12 inches above the top layer of
aggregate of the field lines and encased in single length larger diameter
water pipe.
water supply lines setback: Septic tank Correct answers 10 feet
After permit has been issued grading ... Correct answers would adversely
affect the sewage system and may render the permit void
First compartment of septic tank is Correct answers designed to contain
2/3 of total liquid capacity
Minimum liquid capacity for a 1-4 bedroom single family home? Correct
answers 1000 gallons
Capacity of septic tank will be increased by 250 gallons for? Correct
answers Each additional bedroom over 4
Garbage grinders increase septic tank capacity by? Correct answers 50
percent