ASHRAE recently released an updated edition of ANSI/ASHRAE/ASHE Standard 170, Ventilation of Health Care Facilities.
The 2021 edition delivers critical guidance for designers and operators and incorporates 17 addenda to the 2017 edition of the standard. Changes include:
· Expanded requirements to allow airborne infectious isolation room exhaust discharge to general exhaust under certain conditions
· Revised scope, with improved guidance on thermal comfort conditions
· Extensive modifications to address the Outpatient and Residential sections
· Extensive revisions to air filtration requirements
· Addition of new columns in the ventilation tables to prescribe filtration requirement and designate unoccupied turndown
· Expanded guidance on separation distance requirements for varied intake and exhaust arrangements, coordinating with related ASHRAE Standard 62.1 data
· Improved guidance related to behavioral and mental health
Related Stories
Codes and Standards | Jun 19, 2020
Demand for family rentals expected to jump over next few years
Developers’ focus on single, urban millennials leaves family market underserved.
Codes and Standards | Jun 17, 2020
AIA offers retail and office 3D models for reducing risk of COVID-19 transmission
For modifying stores and offices with 17-point architectural, engineering, and administrative framework.
Codes and Standards | Jun 17, 2020
Santa Fe is second city in the world to achieve LEED v4.1 Gold
New Mexico community gained credits for resilience planning, including public health crises.
Codes and Standards | Jun 15, 2020
NSF International’s Checked by NSF program helps businesses reopen safely
Includes third-party validation of COVID-19 preventive measures.
Codes and Standards | Jun 15, 2020
Workers want policy changes before they return to offices
More office cleaning, work from home opportunities, and staying home when sick among the desired adjustments.
Codes and Standards | Jun 12, 2020
Carbon emission legislation prompts commercial real estate to innovate
Mass timber, augmented reality, and modular construction among the trends.
Codes and Standards | Jun 11, 2020
USGBC offers new pilot credit to address green cleaning and COVID-19
Provides guidance on cleaning and disinfecting buildings using green cleaning best practices.
Codes and Standards | Jun 10, 2020
AIA issues tools for reducing risk of COVID-19 transmission in buildings
Tailored strategies offered for offices, retailers, schools, and senior living facilities.
Codes and Standards | Jun 8, 2020
OSHA construction safety inspections fall 84% during COVID-19 pandemic
Agency focuses on preventing disease transmission in healthcare industry.
Codes and Standards | Jun 8, 2020
5 must reads for the AEC industry today: June 8, 2020
Frank Lloyd Wright sites set to reopen and construction jobs rise by 464,000.