Characteristics of Concrete Masonry Units With Integral Water Repellent
INTRODUCTION A concrete masonry unit’s characteristics are a function of the properties and proportions of the materials used, as well…
Resources
Sampling and Testing Segmental Retaining Wall Units
INTRODUCTION Segmental retaining wall (SRW) units are subject to the minimum requirements of Standard Specification for Dry-Cast Segmental Retaining Wall…
Evaluating Existing Concrete Masonry Construction
INTRODUCTION The majority of quality control testing of concrete masonry materials is conducted on samples representative of those used in…
Grout Quality Assurance
INTRODUCTION Two field tests are commonly performed for conventional grout—the slump test and the compressive strength test. Information about types…
Compressive Strength Testing Variables for Concrete Masonry Units
INTRODUCTION Anyone engaged in testing concrete masonry units or prisms, or interpreting test results, should be familiar with testing variables…
Structural Testing of Concrete Masonry Assemblages
STRUCTURAL TESTING OF CONCRETE MASONRY ASSEMBLAGES INTRODUCTION A considerable amount of research has been conducted on concrete masonry units and…
Masonry Mortar Testing
INTRODUCTION Masonry mortars are composed of cementitious materials, aggregates, water, and admixtures when specified. Cementitious materials include portland cement, masonry…
Concrete Masonry Inspection
INTRODUCTION Concrete masonry is a popular building material in part because of its strength, versatility, durability, economy and resistance to…
Sampling and Testing Concrete Masonry Units
INTRODUCTION Standards for sampling and testing concrete masonry units are developed by the technical committees of ASTM International in accordance…
Roles and Responsibilities on Segmental Retaining Wall Projects
INTRODUCTION On all construction projects, including those involving segmental retaining walls (SRWs), it is the owner’s responsibility to achieve coordination…