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Home > Committees > Directory of Committees > A Committee Home
Committee Mission: Develop and report information on precast concrete structures.
Goals: Update ACI 550.1R-09.
Chair: Suzanne Aultman
TAC Contact: Tracy Marcotte
Upcoming Open Meetings: 550 Virtual Meeting - 3/28/2021 3:00 PM-EST-5:00 PM-EST - GotoMeetingACI Spring Convention 2021 - 3/28/2021 3:00 PM-5:00 PM - Virtual
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Published Committee Documents: • ACI PRC-550.1-09: Guide to Emulating Cast-in-Place Detailing for Seismic Design of Precast Concrete Structures (Reapproved 2017) • ACI PRC-550.2-13 Design Guide for Connections in Precast Jointed Systems • ACI SPEC-550.3-13 Design Specification for Unbonded Post-Tensioned Precast Concrete Special Moment Frames Satisfying ACI 374.1 • ACI SPEC-550.3M-13 Design Specification for Unbonded Post-Tensioned Precast Concrete Special Moment Frames Satisfying ACI (Metric) • ACI CODE-550.5-18:Code Requirements for the Design of Precast Concrete Diaphragms for Earthquake Motions (ACI 550.5) and Commentary (ACI 550.5R) • ACI CODE-550.5M-18: Code Requirements for the Design of Precast Concrete Diaphragms for Earthquake Motions (Metric) • ACI CODE-550.4-18: Qualification of Precast Concrete Diaphragm Connections and Reinforcement at Joints for Earthquake Loading (ACI 550.4-18) and Commentary (550.4R-18) • ACI CODE-550.4M-18: Qualification of Precast Concrete Diaphragm Connections and Reinforcement at Joints for Earthquake Loading 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-550.6-19: Acceptance Criteria for Special Unbonded Post-Tensioned Precast Structural Walls Based on Validation Testing 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 SPEC-550.3-13 Design Specification for Unbonded Post-Tensioned Precast Concrete Special Moment Frames Satisfying ACI 374.1 • 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-550.5-18:Code Requirements for the Design of Precast Concrete Diaphragms for Earthquake Motions (ACI 550.5) and Commentary (ACI 550.5R) See all 550 Committee Documents...
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