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550 - Precast Concrete Structures--Joint ACI-ASCE


Committee Mission: Develop and report information on precast concrete structures.

Goals: Update ACI 550.1R-09.

Chair: Lance Osborne

TAC Contact: Edith Gallandorm

Upcoming Open Meetings:
ACI Fall Convention 2025 - 10/26/2025 3:00 PM-5:00 PM H - Peale B,

Published Committee Documents:

Results Per Page  Page 1 of 3      1 2 3 > 
• ACI CODE-550.4-18: Qualification of Precast Concrete Diaphragm Connections and Reinforcement at Joints for Earthquake Loading (ACI 550.4-18) and Commentary
• ACI CODE-550.7-19: Requirements for Design of a Special Unbonded Post-Tensioned Precast Shear Wall Satisfying ACI 550.6 and Commentary
• ACI CODE-550.6-19: Acceptance Criteria for Special Unbonded Post-Tensioned Precast Structural Walls Based on Validation Testing and Commentary
• ACI CODE-550.6M-19: Acceptance Criteria for Special Unbonded Post-Tensioned Precast Structural Walls Based on Validation Testing and Commentary (SI Units)
• ACI CODE-550.4M-18: Qualification of Precast Concrete Diaphragm Connections and Reinforcement at Joints for Earthquake Loading and Commentary

See all Committee Documents...

Work Folders (ACI)
Meeting Agenda & Approved Minutes
Meeting--March 30, 2025
Meeting--November 03, 2024
Meeting--March 24, 2024
Meeting--October 29, 2023
Meeting--April 02, 2023
Meeting--October 30, 2022
Meeting--October 23, 2022
Meeting--March 27, 2022
Meeting--October 17, 2021
Meeting--March 28, 2021
Meeting--October 25, 2020
Meeting--October 20, 2019
Meeting--March 24, 2019
Meeting--October 14, 2018
Meeting--March 25, 2018
Meeting--October 15, 2017
Meeting--March 26, 2017
Meeting--October 23, 2016
Meeting--April 17, 2016
Meeting--November 08, 2015
Meeting--April 12, 2015
Meeting--October 26, 2014
Meeting--February 27, 2014
Meeting--October 20, 2013
Meeting--April 14, 2013
Meeting--October 21, 2012
Meeting--March 18, 2012
Meeting--October 16, 2011
Meeting--April 03, 2011
Meeting--October 24, 2010
Meeting--March 21, 2010
Meeting--November 02, 2009
Meeting--March 17, 2009
Meeting--November 04, 2008
Meeting--April 01, 2008
Meeting--October 16, 2007
Meeting--April 24, 2007
Meeting--November 07, 2006
Meeting--March 28, 2006