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ACI Grade I guide

ACI Grade I References: Current Workbook, JTA, and ASTM Methods

ACI Grade I is closed-book; reference materials are for learning, not permitted lookup during the examination. Use the current program page to select the workbook and method editions.

At a glance

What is the ACI Grade I credential?

ACI Grade I certifies knowledge and hands-on ability to perform and record seven field tests on freshly mixed concrete. Both written and performance examinations are required.

CREDENTIALING BODY
American Concrete Institute
BEST FIT
Concrete testing technicians, testing-agency staff, and employers planning supervised apparatus practice and certification testing.
Independent preparation: HoldPoint does not issue this credential or determine eligibility.CONTENT UPDATED 2026-10-02

FIELD NOTE 01

Use the current workbook and JTA

The ACI program page lists CP–1 and links the job task analysis. Confirm the current edition before buying. This guide does not reproduce copyrighted ASTM procedures or checklists.

  • Current CP–1 workbook
  • Official job task analysis
  • Authorized method/practice material

FIELD NOTE 02

Index the seven methods

Use a method index for studying and reviewing mistakes. It is not a permission to bring notes or references into the closed-book examination.

  • C1064/C1064M: concrete temperature
  • C172/C172M: sampling freshly mixed concrete
  • C143/C143M: slump
  • C138/C138M: density, yield, and gravimetric air content
  • C231/C231M: pressure-method air content
  • C173/C173M: volumetric-method air content
  • C31/C31M: making and curing field specimens

FIELD NOTE 03

Check editions and local materials

Record the publication and edition used for preparation, then confirm session instructions with the sponsoring group. Do not substitute an old employer handout for the current requirements.

  • Source title and edition
  • Session instructions
  • Method-specific questions needing clarification

Common questions

Questions this page answers

Can I bring the workbook into the exam?

The ACI program page describes the examinations as closed-book. Follow official session instructions.

Does HoldPoint distribute ASTM test procedures?

No. Obtain authorized materials; these public guides contain original planning and recordkeeping guidance.

Use an original practice resource

Sources & boundaries

What supports this page

Original HoldPoint editorial guidance. Content updated 2026-10-02. This is not independent expert signoff, an official exam, or a field acceptance standard.

  • ACI Concrete Field Testing Technician—Grade I program

    Supports: Seven ASTM methods/practices; 55-item, one-hour closed-book written examination; 70% overall and 60% per method; actual performance examination; five-year certification and both exams for recertification.

    Limit: Use the linked JTA and current workbook for procedural details. Fees, available dates, and equipment practice must be confirmed with a sponsoring group.

    Source checked 2026-10-02

Editorial policy, reviewer status, and correction process

Primary source

Verify before you act

Exam policies, fees, references, and eligibility can change. HoldPoint is independent and uses American Concrete Institute as the authority for current program facts.

Official ACI source

Source checks and limitations are listed above. No expert approval is implied.