Committee Mission: Develop and report information on mineral lightweight aggregates and structural lightweight concrete made with such aggregates.

Goals: 1) Revise and maintain current 213R-14 document; 2) Develop 213.ZR document on Guide for Selecting and Proportions for Structural Lightweight Concrete (formerly under ACI committee 211); 3) Pursue additional research of internal curing and lightweight aggregate concrete, present and publish results and implement technology transfer to codes and standards;4)Develop and deliver educational programs on internal curing and on all other aspects of design with use of lightweight aggregates and structural lightweight concrete; 5) Provide liaison with other ACI committees on lightweight aggregate concrete references in their documents.

Chair: Steven Maloof

TAC Contact: Anton Schindler

Upcoming Open Meetings:
ACI Fall Convention 2022 - 10/25/2022 1:30 PM-3:30 PM U-Frisco A, Dallas, TX

Upcoming Convention Sessions:
Drying in Concrete at Early Ages
ACI Spring Convention 2023 - San Francisco, CA

Published Committee Documents:
• ACI PRC-213-14 Guide for Structural Lightweight-Aggregate Concrete
• ACI PRC-213S-03 Guide for Structural Lightweight-Aggregate Concrete - Spanish Version
• ACI PRC-308-213-13(22) Report on Internally Cured Concrete Using Prewetted Absorptive Lightweight Aggregate (Reapproved 2022)

See all Committee Documents...