ACI 548.6R - Polymer Concrete: Guidelines for Structural Applications
January 1, 2019 - ACI

INTRODUCTION Polymer concrete (PC) has been used in structural applications where strength, stiffness, durability, and ease in molding provide an advantage over other materials. Many types of reinforcement can be used with PC. This guide presents the structural uses of PC. Polymer...

ACI 228.1R - Report on Methods for Estimating In-Place Concrete Strength
January 1, 2019 - ACI

In-place tests are performed typically on concrete within a structure, in contrast to tests performed on molded specimens made from the concrete to be used in the structure. Historically, they have been called nondestructive tests because some of the early tests, such as rebound...

ACI 549.1R - Design Guide for Ferrocement
September 1, 2018 - ACI

This guide is based on technical information assembled from current practice, developments, and advances in the field of ferrocement around the world. It represents a practical supplement to ACI 549R. This guide covers physical and mechanical properties, performance and design criteria, and...

ACI 544.4R - Guide to Design with Fiber-Reinforced Concrete
July 1, 2018 - ACI

agreed design approaches in North America for some of its applications. Unlike reinforced concrete with steel bars or welded wire mesh, the design of fiber reinforcement is not properly covered by national design codes. In Model Code 2010 (fib 2013), sections were added for new developments...

ACI 232.2R - Report on the Use of Fly Ash in Concrete
April 1, 2018 - ACI

The scope of this report is to describe the use and characterization of fly ash, its properties, and its impacts on concrete properties. Guidance is provided concerning specifications, quality assurance, and quality control of fly ash itself, as well as that of concrete and related...

ACI 549R - Report on Ferrocement
January 1, 2018 - ACI

This report includes the history, development, and applications of ferrocement together with composition and construction. Appendix A of this report provides several case studies of ferrocement applications.

ACI 349.3R - Report on Evaluation and Repair of Existing Nuclear Safety-Related Concrete Structures
January 1, 2018 - ACI

Chapters 1 and 3 provide the introductory material and general methodology used, respectively. Chapters 4 through 7 and Chapter 9 include new information, expanded coverage, and relevant references for continued research. Chapter 8 provides guidance on the need for repair; use of proven methods,...

ACI 207.3R - Report on Practices for Evaluation of Concrete in Existing Massive Structures for Service Conditions
January 1, 2018 - ACI

This report focuses on practices used to evaluate concrete in existing massive structures. Design considerations, evaluation of existing operating records and past inspection reports, condition surveys, maintenance reports, determination of in-place conditions, instrumentation,...

ACI 304.2R - Guide to Placing Concrete by Pumping Methods
October 1, 2017 - ACI

This guide for concrete pumping discusses equipment use, proper mixtures for good pumpability, and field practices. References cited provide more detailed information on specific subjects. This guide does not address shotcreting or pumping of nonstructural insulating or cellular...

ACI 233R - Guide to the Use of Slag Cement in Concrete and Mortar
September 1, 2017 - ACI

Scope and objective The objective of this report is to compile and to present experiences in research and field use of slag cement in concrete and mortar, and to offer guidance in its specification, proportioning, and use. Presented is a detailed discussion of the composition and production...