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Inspector and Technician Qualification Registry
Idaho Transportation Department's Inspector and Technician Qualification Information and Registry
Search Registry
Current file date: 11/04/2026
Helpful Hint: Searches may be on last name or qualification number.
This web page is updated as new qualifications & re-qualifications are placed in the data base, usually each Monday.
SEARCH RESULTS
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Rex T Williams     (Qualification Number: 21005)
Inspector
Certified Expires Status
Contract Administration (2.22)Sep 2004 Expired
Cultural Resources / Archeological Clearance (3.13)Mar 2004 Expired
Earthwork & Base (2.28)Apr 2003 Expired
NPDES / Storm Water (3.07)Nov 2004 Expired
Surface Treatment & Plant Mix Pavement (2.04)Jul 2003 Expired
Wetlands / 404 Permitting (3.28)Jun 2001 Expired
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Apr 2003Nov 2018Expired
Asphalt Testing Technician (6.04)Oct 2002Mar 2021Expired
Concrete Testing Technician (6.07)Oct 2004Dec 2020Expired
Embankment & Base Testing Technician (6.10)Apr 2003Apr 2019Expired
In-Place Density Testing Technician (6.13)Apr 2008Apr 2019Expired
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Verlin W Williams     (Qualification Number: 21263)
Inspector
Certified Expires Status
NPDES / Storm Water (3.07)May 2003 Expired
Wetlands / 404 Permitting (3.28)May 2006 Expired
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Apr 2003 Expired
Concrete Testing Technician (6.07)Apr 2003 Expired
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Benjamin J Williams     (Qualification Number: 21435)
Inspector
Certified Expires Status
Concrete & Structures (2.16)Mar 2017Mar 2022Expired
Contract Administration (2.22)Mar 2017Mar 2022Expired
Earthwork & Base (2.28)Mar 2017Mar 2022Expired
Surface Treatment & Plant Mix Pavement (2.04)Mar 2017Mar 2022Expired
Traffic Construction Inspection (2.53)Mar 2017Mar 2022Expired
Sampler / Tester
Certified Expires Status
ACI Concrete Field Tech. Grade 1 (6.07)Oct 2003Feb 2024Expired
Aggregate Testing Technician (6.01)Mar 2004Feb 2027Certified
Asphalt Testing Technician (6.04)Dec 2003May 2024Expired
Asphalt Testing Technician II (6.05)May 2013 Expired
Concrete Laboratory Testing Technician (6.14)Oct 2003Apr 2022Expired
Embankment & Base Testing Technician (6.10)Jan 2004Feb 2027Certified
In-Place Density Testing Technician (6.13)Jun 2008Jun 2028Certified
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Sandy Williams     (Qualification Number: 21535)
Inspector
Certified Expires Status
Cultural Resources / Archeological Clearance (3.13)Oct 2004 Expired
NPDES / Storm Water (3.07)Jul 2004 Expired
Wetlands / 404 Permitting (3.28)May 2004 Expired
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Troy T Williams     (Qualification Number: 21556)
Inspector
Certified Expires Status
NPDES / Storm Water (3.07)Jul 2004 Expired
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Dec 2016Dec 2021Expired
Concrete Testing Technician (6.07)Dec 2016Dec 2021Expired
Embankment & Base Testing Technician (6.10)Mar 2017Mar 2022Expired
In-Place Density Testing Technician (6.13)Sep 2017Sep 2022Expired
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Danny Williams     (Qualification Number: 21600)
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Nov 2004Dec 2020Expired
Asphalt Testing Technician (6.04)Mar 2006 Expired
Embankment & Base Testing Technician (6.10)Nov 2005 Expired
In-Place Density Testing Technician (6.13)Mar 2006 Expired
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Chris (Jr.) W Williams     (Qualification Number: 21608)
Inspector
Certified Expires Status
Concrete & Structures (2.16)Jun 2005Dec 2020Expired
Contract Administration (2.22)May 2005Dec 2020Expired
Cultural Resources / Archeological Clearance (3.13)Jul 2008 Expired
Earthwork & Base (2.28)May 2005Dec 2020Expired
NPDES / Storm Water (3.07)Mar 2007Feb 2022Expired
Surface Treatment & Plant Mix Pavement (2.04)Jun 2005Dec 2020Expired
Traffic Construction Inspection (2.53)Jun 2005Dec 2020Expired
Wetlands / 404 Permitting (3.28)May 2007 Expired
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Nov 2004Dec 2020Expired
Asphalt Testing Technician (6.04)Apr 2005 Expired
Asphalt Testing Technician II (6.05)Mar 2011Apr 2021Expired
Concrete Testing Technician (6.07)Mar 2005Dec 2020Expired
Embankment & Base Testing Technician (6.10)Mar 2005Dec 2020Expired
In-Place Density Testing Technician (6.13)Apr 2005Dec 2020Expired
Sampler/Tester WAQTC Exam Administration (Proctor) (6.16)Nov 2013Nov 2018Expired
Superpave Field Technician (6.32)Mar 2011 Expired
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Shawn P Williams     (Qualification Number: 21609)
Inspector
Certified Expires Status
Concrete & Structures (2.16)Jun 2005 Expired
Contract Administration (2.22)May 2005 Expired
Cultural Resources / Archeological Clearance (3.13)Apr 2005 Expired
Earthwork & Base (2.28)May 2005 Expired
NPDES / Storm Water (3.07)Mar 2005 Expired
Surface Treatment & Plant Mix Pavement (2.04)Jun 2005 Expired
Traffic Construction Inspection (2.53)Jun 2005 Expired
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Nov 2004 Expired
Asphalt Testing Technician (6.04)Apr 2005 Expired
Concrete Testing Technician (6.07)Mar 2005 Expired
Embankment & Base Testing Technician (6.10)Mar 2005 Expired
In-Place Density Testing Technician (6.13)Apr 2005 Expired
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Derek D Williams     (Qualification Number: 21846)
Sampler / Tester
Certified Expires Status
ACI Concrete Field Tech. Grade 1 (6.07)Mar 2006 Expired
Aggregate Testing Technician (6.01)Apr 2006 Expired
Asphalt Testing Technician (6.04)Apr 2006 Expired
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Douglas J Williams     (Qualification Number: 21907)
Sampler / Tester
Certified Expires Status
Aggregate Testing Technician (6.01)Nov 2006 Expired
INFORMATION

Inspector and Sampler Tester Qualifications Definitions

FILE DOWNLOADS
Registration, Policies & Information Handbook¹
Updated 01/21/2026
Individual Qualifications
Updated 11/03/2026
Rights and Responsibilities Agreement
Updated 10/06/2026
Qual Labs List
Updated 08/05/2026

For more information about the WAQTC program, go to WAQTC website at http://http://www.waqtc.org.

¹The Registration, Policies & Information Handbook is in the Adobe® Acrobat® (.pdf) format. To view and/or print this document you will need the Adobe® Acrobat® Reader Version 4.0 or later. Click here to get a free copy of the Adobe® Acrobat Reader.


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Idaho Transportation Department - 3311 W. State Street - P.O. Box 7129 Boise, ID 83707-1129 - (208) 334-8000