Response to the following:
1) List the 5 soil forming factors
2) soil layers are called soil __________
3) What general relationship does soil texture have with soil porosity, and how does this relationship influence wastewater movement?
4) Sand ranges in diameter from _____ to _____mm, silt is between ______ and _______ and clay is less than _____ mm
5) Which soil particle (sand, silt or clay) has the largest surface area per given weight?
6) List three examples of soil structure that are unsuitable for onsite wastewater systems
7) What is the difference between soil water and groundwater?
8) Why is unsaturated flow better for wastewater treatment than saturated flow?
9) How can we sample soil water?
10) List two lab methods and 1 field method to determine soil texture
11) What are redox reactions?
12) LEO says GER means what?
13) For redox features to occur in soil, what 4 conditions/things must be present?
14) What do gray soil colors indicate?
15) What do gray and orange colors in soil indicate?
16) List 3 types of redox features
17) What are relict features? Provide an example
18) What are lithochromic features-
19) If low chroma colors are not accurate predicators of the seasonal high water table, then what may be the implications with regards permitting onsite systems and the performance of an onsite system?
20) If a landowner disagrees with the determination that their property does not have sufficient depth of soil for an onsite system because of soil colors, what option does the owner have to appeal the decision?
21) List two devices that can be used to determine the contour of the land?
22) For soil 1 answer the following questions
a) Is there a limiting condition within 48" of the soil surface? If so, what is the limiting condition and at what depth does it occur?
b) What are the system options for this soil assuming you have sufficient area for the system, and which option would you select?
c) What depth would the trench bottom be installed, what soil group is beneath the trench, and what LTAR would you assign?
d) Draw the system for you selected on the last page, assuming a 3 BR home, a tank that is 5' x 10'. Be sure to abide by setback distances (trenches must be at least 10' from property lines, tanks must be at least 5' from house and 10' from property lines, trenches at least 9' on center.
23) For Soil 2 answer the following questions
a) Is there a limiting condition within 48" of the soil surface? If so, what is the limiting condition and at what depth does it occur?
b) What are the system options for this soil assuming you have sufficient area for the system, and which option would you select?
c) What depth would the trench bottom be installed, what soil group is beneath the trench, and what LTAR would you assign?
d) Draw the system for you selected on the last page, assuming a 4 BR home, a tank that is 5' x 10'. Be sure to abide by setback distances (trenches must be at least 10' from property lines, tanks must be at least 5' from house and 10' from property lines, trenches at least 9' on center.
Attachment:- Soil.rar