Soils Field Tester (SOF)
Pass Basic Math test at least 30 days prior to enrolled class date.
KDOT requires this course for persons who are testing soils to determine quality and acceptability.
Find a representative sample/total supply by reducing a large field soil sample to a smaller one
Learn standard compaction testing and moisture content
Understand how to prepare the sample for testing and complete calculations for all tests
Determine density of soil in-place by using the Sand-Cone method and moisture content of soil
using calcium carbide gas pressure tester “Speedy Meter”
Find the liquid limit of soil using the multi-point and the single point method
Determine the plastic limit and the plasticity index
Learn 12 classifications of soil, practice the description/identification of soils visually and/or manually
Workbook included in course fee
Dates and Locations:
November 18-21, 2013 – Salina
December 9-12, 2013 – Salina
January 13-16, 14 2013 – Salina
February 10-13, 2014 – Salina
March 10-13, 2014 – Salina
April 7-10, 2014 - Salina
Class Start Time:
First day: 1 p.m.
All other days 9 a.m.
Exam: This course requires a written exam and a performance exam which are given on the last day.
Score: A score of 60% on each portion of the written exam plus a 70% overall score is required to pass.
If three or less performance sub tests are failed, only the sub test failed must be retaken.
If four or more sub tests are failed, all performance sub tests must be retaken.
Re-takes: Anyone needing to re-take the written and/or performance exams will be notified by mail from the CIT office.
Re-takes are given on a testing day and must be taken within one year of the original test date.
Written re-take fee: $32 Performance Re-take fee: $32