Continuing Education
2310 Centennial Road
105 Student Activities Center
Salina, KS 67401-8196


855-552-0079 toll free

Aggregate Laboratory Technician (AGL)


Pass Basic Math test and Aggregate Field Tester Class at least 30 days prior to enrolled class date.

Course Description:

This course is required by the Kansas Department of Transportation for persons testing aggregate for asphalt and concrete mix design to decide on quality and acceptability.

Learning Objectives:

     Test for specific gravity and absorption of fine and coarse aggregate

     Use sand equivalency test to determine plastic fines in graded aggregates

     Examine the percentage of fractured particles in coarse aggregate

     Test for flat or elongated particles in coarse aggregate


     Aggregate Laboratory Technician workbook included in course fee



Dates and Locations:

     January 27-29, 2014 – Salina

     March 3-5, 2014 - Salina

Class Start Time:

     All days: 9 a.m.

Testing Information:

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 the exam. Failure on any part of the written exam requires a full retest. 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 with the re-take dates available.  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