On-Demand Course: Guide to Cold Weather Concreting: Chapter 8 Protection Against Freezing for Structural Concrete

Price: $ 39.00 USD

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INSTRUCTIONS: Read and study the materials included in this module. Then, complete and pass the corresponding 10-question quiz with a score of 80% or higher to receive a certificate for 0.1 CEU (equivalent to 1.0 PDH). This online course is not approved for credit with the Florida Construction Industry Licensing Board (CILB).

Continuing Education Credit: 0.1 CEU (1 PDH)

Access Period: 180 days

This course is included in the Fundamentals of Concrete Construction Certificate Program. Completion of all courses in an ACI University Certificate Program will earn you a program certificate and digital badge. For more details, visit ACI University Certificate Programs.


This module, based on Chapter 8 of ACI 306R-16, “Guide to Cold Weather Concreting”, addresses protection for structural concrete requiring construction supports. More specifically, the principle of the maturity method, testing techniques for strength and temperature, methods to increase early strength development, and duration of time for safe removal of formwork based on strength are discussed. This document was developed by ACI Committee 306 and approved by the ACI Technical Activities Committee.


Document Details

Publication Year: 2011


Categories: Cold Weather

Formats: Online Learning

Table of Contents

Learning Objectives:

1. Understand the concepts of concrete maturity and testing;

2. Identify methods to determine in-place strength of concrete;

3. Define when formwork can safely be removed; and

4. List the factors that influence strength development.


Any applicable errata are included with individual documents at the time of purchase. Errata are not included for collections or sets of documents such as the ACI Collection. For a listing of and access to all product errata, visit the Errata page.

Return/Exchange Policy

Printed / Hard Copy Products: The full and complete returned product will be accepted if returned within 60 days of receipt and in salable condition. A 20% service charge applies. Return shipping fees are the customer’s responsibility.

Electronic /Downloaded Products & Online Learning Courses: These items are not eligible for return.

Subscriptions These items are not eligible for return.

Exchanges: Contact ACI’s Customer Services Department for options (+1.248.848.3800 – ACICustomerService@concrete.org).

Quantity Discounts

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Quantity Discount
10 - 19 25%
20 - 49 35%
50+ copies 50%