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Free ACI Practice Test

Pass the Concrete Field Testing Technician Grade I exam with confidence.

Start with a free ACI practice test and build exam-ready confidence for the Concrete Field Testing Technician Grade I exam.

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1000+ACI Questions
7Exam Domains
10Free Questions
2026Updated
What you get

Everything your ACI certification prep needs

Practice expert-vetted questions, find your weak domains, and turn every mistake into a focused review plan.

Expert-vetted questions

Every question is reviewed by an experienced ACI professional for clarity, accuracy and practical exam relevance.

See what to study next

Domain analytics show which parts of the exam blueprint are holding you back.

Turn mistakes into confidence

Missed questions become a review list, so nervous guessing turns into focused repetition.

1,000+ exam-realistic questions
All 7 ACI domains
Weighted to the exam blueprint
Clear answer explanations
Updated for the 2026 exam
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Your exam readiness

Track your readiness, domain strengths, and recent results at a glance.

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Study by domain

Practice the ACI exam by domain

1. ASTM C1064/C1064M - Temperature of Freshly Mixed Hydraulic-Cement Concrete

Key exam domain

Identify weak areas and improve with focused review.

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2. ASTM C172/C172M - Sampling Freshly Mixed Concrete

Key exam domain

Identify weak areas and improve with focused review.

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3. ASTM C143/C143M - Slump of Hydraulic-Cement Concrete

Key exam domain

Identify weak areas and improve with focused review.

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4. ASTM C138/C138M - Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete

Key exam domain

Identify weak areas and improve with focused review.

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5. ASTM C231/C231M - Air Content of Freshly Mixed Concrete by the Pressure Method

Key exam domain

Identify weak areas and improve with focused review.

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6. ASTM C173/C173M - Air Content of Freshly Mixed Concrete by the Volumetric Method

Key exam domain

Identify weak areas and improve with focused review.

Start Practicing

7. ASTM C31/C31M - Making and Curing Concrete Test Specimens in the Field

Key exam domain

Identify weak areas and improve with focused review.

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Built for practice, not passive reading Active recall and repetition build real exam-day readiness.
Written to match the real exam Every question mirrors the style, difficulty, and phrasing of the actual ACI exam.
Aligned to the ACI blueprint Weighted across every exam domain, so you practice exactly what's tested.
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Frequently asked questions

Straight answers about the ACI exam, the questions, pricing, the free trial, and how this fits your prep.

The ACI exam spans 7 domains - ASTM C1064/C1064M - Temperature of Freshly Mixed Hydraulic-Cement Concrete, ASTM C172/C172M - Sampling Freshly Mixed Concrete, ASTM C143/C143M - Slump of Hydraulic-Cement Concrete, ASTM C138/C138M - Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete, ASTM C231/C231M - Air Content of Freshly Mixed Concrete by the Pressure Method, ASTM C173/C173M - Air Content of Freshly Mixed Concrete by the Volumetric Method, and ASTM C31/C31M - Making and Curing Concrete Test Specimens in the Field. Every practice question maps to one of them, so you train on exactly what's tested.

No - and that matters. These are original practice questions written to mirror the style, difficulty, and domain coverage of the ACI exam blueprint. We never distribute actual exam content, so practicing here keeps you fully compliant with official exam policies.

No. ACI Exam Prep is an independent study resource for Concrete Field Testing Technician Grade I (ACI). It is not affiliated with, sponsored by, or endorsed by the official certifying body or exam administrator.

What candidates say

Trusted by ACI candidates

Real feedback from ACI candidates on Reddit.

★★★★★
Sourced from Reddit

"passed first try. wasnt expecting much from a prep site but the practice questions on slump testing were pretty spot on to what showed up. just did like 20 questions a night for two weeks. nothing fancy, it worked."

r/construction Posted on Reddit
★★★★★
Sourced from Reddit

"tbh i put this off for months and finally sat down with concretefieldexam.com maybe ten days before my test date. the thing that actually helped was going back thru the questions i got wrong and reading why. i kept messing up the curing and specimen making stuff and that review loop sorted it out."

r/civilengineering Posted on Reddit
★★★★★
Sourced from Reddit

"skeptical at first since theres alot of garbage study stuff online. this one was different. the mock exams felt close to the real thing and i stopped second-guessing myself on the air content questions by the end. quiet relief when i saw the result."

r/construction Posted on Reddit

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