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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: Jeffrey Speck

TAC Contact: Michael Brown

Upcoming Open Meetings:
ACI Spring Convention 2020 - 3/31/2020 1:30 PM-3:30 PM - United A, Rosemont, IL

Upcoming Convention Sessions:
Effects of Internal Curing Using Pre-wetted Lightweight Aggregates on Durability and Service Life of Reinforced Concrete Structures
ACI Fall Convention 2020 - Raleigh, NC

Published Committee Documents:
• 213R-14 Guide for Structural Lightweight-Aggregate Concrete
• 213RS-03 Guide for Structural Lightweight-Aggregate Concrete - Spanish Version
• 308-213R-13 Report on Internally Cured Concrete Using Prewetted Absorptive Lightweight Aggregate

See all 213 Committee Documents...