PERFORMANCE MODULES CHECKLISTS

NOTE: Starting January 2011 the combination of ACI Aggregate Base Testing Technician, ACI Aggregate Testing Technician Level 1 and ACI Aggregate Testing Technician Level 2 will be accepted in lieu of NAQTC testing for the NAQTC Aggregate Module for the condition that all ACI certifications are obtained within one year prior to the NAQTC performance testing.

Sampling and Density Module (Download Checklist: Last Revised December 2016)

Special Requirements

Test Designation

Test Description

All Technicians Must Certify for these Tests.

AASHTO T2*

Sampling of Aggregate

AASHTO R76**

Reducing Samples of Aggregate to Testing Size

AASHTO T168

Sampling Bituminous Paving Mixtures

AASHTO R47**

Reducing Samples of Hot Mix Asphalt (HMA) to Testing Size

AASHTO T310***

In-Place Density and Moisture Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth)

Nev. T335G***

Method of Test For Relative Compaction of Plantmix Bituminous Base and Surface Using A Nuclear Density Gauge

* Exempt if qualified in Aggregate Module, taken within one year (doesn’t apply for written exam)
** Exempt if qualified in Asphalt Module, taken within one year (doesn’t apply for written exam)
*** Gauges without a source will be used during the performance testing for T310 and NV T335.


Aggregate Module (Download Checklist: Last Revised January 2016)

Special Requirements

Test Designation

Test Description

Combined ACI Aggregate Base Testing Technician Level 1 certifications will satisfy the requirements for these tests. Must be obtained within one year prior to the performance testing date.

(apply for written and performance exam)

NOTE:

Starting January 2011 the combination of ACI Aggregate Base Testing Technician, ACI Aggregate Testing Technician Level 1 and ACI Aggregate Testing Technician Level 2 will be accepted in Lieu of NAQTC testing for the NAQTC Aggregate Module for the condition that all ACI certifications are obtained within one year prior to the NAQTC performance testing.

AASHTO T2*

Sampling of Aggregate

AASHTO T11**

Materials Finer Than 75-:m (No. 200) Sieve in Mineral Aggregates by Washing

AASHTO T27**

Sieve Analysis of Fine and Coarse Aggregates

AASHTO R58

Dry Preparation of Disturbed Soil and Soil Aggregate Samples for Test

AASHTO T89 – Use samples from R58

Determining the Liquid Limit of Soils

AASHTO T90 – Use samples from R58

Determining the Plastic Limit and Plasticity Index of Soils

AASHTO T255

Total Moisture Content of Aggregate by Drying

AASHTO T84

Specific Gravity and Absorption of Fine Aggregate

AASHTO T85

Specific Gravity and Absorption of Coarse Aggregate

AASHTO T180

OR

Nev. T108B

Moisture–Density Relations of Soils Using a 4.54-kg [10-lb] Rammer and 457-mm [18-in] Drop
OR
Method of Test For The Determination of Maximum Density and Optimum Moisture Content of Soils Using The Modified Proctor Device

 

All technicians must certify for these tests.

 

AASHTO T176 – Shaking of sample by hand is not allowed.

Plastic Fines in Graded Aggregates and Soils by Use of the Sand Equivalent Test

ASTM D5821

Determining the Percentage of Fractured faces in Coarse Aggregate

CTM 227

Evaluating Cleanness of Coarse Aggregate

*Exempt if qualified in Sampling and Density Module, taken within one year (doesn’t apply for written exam)
**Exempt if qualified in Asphalt or Asphalt Extended Module, taken within one year (doesn’t apply for written exam)


Asphalt and Asphalt Extended Checklist (Download Checklist: Last Revised December 2016)

Special Requirements

Test Designation

Test Description

All technicians must certify for these tests, except, a technician can choose either T166 or T275

AASHTO T30*

Mechanical Analysis of Extracted Aggregate

AASHTO T166

OR

AASHTO T275

Bulk Specific Gravity of Compacted Bituminous Mixtures Using Saturated Surface-Dry Specimens
OR
Bulk Specific Gravity of Compacted Bituminous Mixtures Using Paraffin-Coated Specimens

AASHTO R47**

Reducing Samples of Hot Mix Asphalt (HMA) to Testing Size

AASHTO T209

Theoretical Maximum Specific Gravity and density of Bituminous Paving Mixtures

AASHTO T269

Percent Air Voids in Compacted Dense and Open Bituminous Paving Mixtures

AASHTO T308 – Method A only

Determining the Asphalt Binder Content of HMA by the Ignition Method

AASHTO R68

Preparation of Asphalt Mixtures by Means of the Marshall Apparatus

AASHTO T245

Resistance to Plastic Flow of Bituminous Mixtures Using Marshall Apparatus

ASPHALT EXTENDED

Technician muxt certify in these tests.

AASHTO T164 – Ashing method only

Quantitative Extraction of Bitumen from Bituminous Paving Mixtures

*Exempt if qualified in Aggregate Module, taken within one year (doesn’t apply for written exam)
**Exempt if qualified in Sampling & Density Module, taken within one year (doesn’t apply for written exam)


Specialized Tests (Download Checklist: Last Revised June 2017)

Special Requirements

Test Designation

Test Description

A technician can be certified in any of these tests through special arrangements with NAQTC

AASHTO R66 – (Sampling from place of manufacture)

(Sampling at point of shipment delivery)

Sampling Asphalt Materials

AASHTO T104 – Sodium sulfate only

Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate

AASHTO T190 – Exudation method only

Resistance R-Value and Expansion Pressure of Compacted Soils

AASHTO T246

Resistance to Deformation and Cohesion of Bituminous Mixtures by Means of Hveem Apparatus

AASHTO T283

Resistance of Compacted Bituminous Mixture to Moisture Induced Damage

ASTM C837

Standard Test Method for Methylene Blue Index of Clay


Concrete Module

NAQTC requires the American Concrete Institute (ACI) certification in the "Field Testing Technician, Grade I."

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