NWCEL Northwest Council of Engineering Labs

Become a
Special Inspector

›› Introduction
›› License Types
›› Types of Work


Inspection Courses

Reinforced Concrete:
›› Batch Plant
›› Concrete II
›› Concrete Intensive
›› Pre/Post-Tension
›› Shotcrete Intro.
›› Shotcrete Recert.

Steel & Welding:

›› Steel & Welding I
›› Steel & Welding II
›› Steel & Welding Intensive

Masonry Inspection

Ultrasonic Technician
›› Certification Program

Magnetic Particle Testing Level II

Special Inspector Certification Renewal

Lateral Framing Special Inspection

Proprietary Anchors Inspection

Plan Reading

›› In-Place Density
›› Embankment and Base
›› Aggregate
›› Asphalt II

WAQTC Aggregate Technician

WAQTC Aggregate Technician

Class Dates: Mar 2nd, 2019
Class Time: 8:00 AM to 4:00 PM
Classroom Location: Richland Community Center (500 Amon Park Dr, Richland, WA 99352)
Laboratory Training Dates: Mar 3rd
Laboratory Training Times: 8:00 AM to 4:00 PM
Laboratory Location: Baer Testing (1106 Ledwich Ave, Yakima, WA 98902)
Written Exam Date: Mar 4th (Retake Mar 6th)
Written Exam Time: 8:00 AM to 12:00 AM
Written Exam Location: WSDOT Training Facility Yakima
Practical Exam Dates: Mar 9th & 10th (day and time(s) to be assigned during class)
Practical Exam Times: TBD (each examinee will be assigned a time slot on one of the exam days)
Practical Exam Location: Baer Testing (1106 Ledwich Ave, Yakima, WA 98902)

Laboratory (L)
EXAM Written (W)
Performance (P)
T2 Sampling of Aggregates C W, P*
R 76 Reducing Samples of Aggregate C, L W, P
T 27 Sieve Analysis of Fine and Coarse C, L W, P
T 11 Materials Finer Than No. 200 by Washing C, L W, P
T 255 Moisture Content of Aggregate C, L W, P
T 176 Sand Equivalent C, L W, P
T 335 Mechanical Analysis of Extracted Aggregate C, L W, P
  • Attendance at both training sessions is required prior to taking the written and practical exams.
  • Students must pass the written exam before taking the practical exam.
  • After successfully passing both the written and practical exams, WAQTC certification numbers will be issued by WSDOT.
  • WAQTC certification is accepted in the following states: AK, CO, HI, ID, NM, OR, TX, UT, and WA.

You will receive an Aggregate manual with the WAQTC FOP procedures for the test methods listed above. You can also download these test procedures at www.waqtc.org

Instructor:  Chris Christensen, PE. Senior Project Manager, AAR Testing. Chris is a registered professional engineer in Washington, Alaska, Nevada and Utah. He has been a WAQTC examiner for the past 15 years. He has worked on dozens of airport and highway projects during his 27 years of experience in the construction testing and inspection industry.


Module Member Member Exam only * Non-Member Non-Member Exam only *
Aggregate Testing Technician $400.00 $225.00 $480.00 $250.00

* Challenging an exam without completing the classroom instruction is allowed, but is strongly discouraged unless the technician is renewing their certification.

Registration:  Please email Bob Johnson at bob@nwcel.org with student name and company affiliation. Class size is limited, register ASAP to guarantee space.