Load Calculation Data and Procedures
ASHRAE Technical Committee 4.1

Upcoming TC Meetings

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Location: Room:
Sunday January 21, 2024  
3:00 PM - 6:00 PM CST - Research, Program, Handbook, Standards (Hybrid) Marriott Marquis Chicago,  History (2)
(see Conference meeting schedule for virtual link)  
Monday, January 22, 2024  
2:15 PM - 4:15 PM CST  - Full Committee (Hybrid) Marriott Marquis Chicago, History (2)
(see Conference meeting schedule for virtual link)  

Committee Chair

Mr Rolando Legarreta, PE
TC0401@ashrae.net

Committee Scope

TC 4.1 is concerned with the identification and compilation of engineering data and the development of procedures for calculating heating, cooling, refrigeration and ventilating loads of structures.

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Upcoming Society Conferences

ASHRAE 2024 Annual Conference
June 22-26, 2024
Indianapolis, IN

Additional Information

Committee Structure.  TC 4.1 is comprised of the full committee and four subcommittees:

  • Handbook - Writes and maintains the load estimating chapters in the ASHRAE Handbook - Fundamentals.
  • Research - Manages research projects related to load estimating.
  • Program - Develops and sponsors symposia, seminars and forums at ASHRAE semi-annual meetings.
  • Standards - Develops and maintains standards related to load estimating.

Subcommittee meetings are held Sunday afternoon during the semi-annual meetings.   Much of the discussion occurs at the subcommittee meetings.   Prospective members are encouraged to attend the subcommittee meetings as well as the full committee meeting.