Code of Maine Rules › 18 - DEPARTMENT OF ADMINISTRATIVE AND FINANCIAL SERVICES › 554 - BUREAU OF GENERAL SERVICES › Chapter 4 - STANDARD 62-1981R "VENTILATION FOR ACCEPTABLE INDOOR AIR QUALITY ADOPTION

Current through 2024-29, July 17, 2024
RULE
The design and construction of all new or substantial renovated
				public schools shall comply with the requirements of ANSI/ASHRAE Standard
				62-1981R "Ventilation For Acceptable Indoor Air Quality", hereinafter referred
				to as the Standard.
EXISTING USE CONTINUED
Except as otherwise provided for in this rule, this rule shall
				not require the removal, alteration or abandonment of, nor prevent continued
				use of an existing mechanical ventilation system.
APPLICATION
Case 1. New Construction
New buildings and/or building additions shall be designed and
				constructed with ventilation systems in accordance with the Standard.
Case II. Substantial Renovations
Where buildings are being substantially renovated, ventilation
				shall be provided in accordance with the Standard.
Case III. Change of Use
Where buildings or spaces are altered for uses other than those
				for which they were originally designed, ventilation shall be provided in
				accordance with the Standard.
Case IV. Existing Ventilation Systems
Where existing ventilation system(s) must be altered
				or-replaced as a consequence of the building renovation or alteration design,
				the existing ventilation system(s) or replacements) shall be brought into
				compliance with the Standard. For the purposes of this case, only those
				ventilation system(s) affected within the scope of the renovation or alteration
				project need be considered.
Case V. Known Air Quality Problem
If an air quality problem exists as identified through
				technical analysis/evaluation, quantitative testing or qualitative assessment
				by owner/occupant in a building being altered or renovated, those area(s) of
				the building being altered or renovated shall be provided with a ventilation
				system compliant with the Standard.
DEFINITIONS
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BUILDING - A building shall be defined as a structure used or
				intended for supporting or sheltering any use or occupancy. For application of
				this rule for renovations or alterations, each portion of a building separated
				from other portions by fire walls complying with section 908.0 of the BOCA Code
				shall be considered a separate building. Where a structure consists of multiple
				buildings attached contiguous to one another but not separated by a fire walls
				the appropriate building area for determining replacement value shall be as
				ruled by the Bureau of General Services.
SUBSTANTIAL RENOVATION - Under this rule shall be defined as
				renovations the cost of which meet or exceed 50% of the replacement value of
				the building in which such renovations are to occur. The Standard - use of this
				term shall refer to ASHRAE Standard 62-1981R
STANDARD 62-1981R "Ventilation, for Acceptable Indoor Air
				Quality"
Adoption -in Public School Design & Construction
FACT SHEET
A.
			 Statutory Authority for Rule-Making: Title 5 MRSA Sect. 1742 para. 6A
B. Principal Reasons for Rule:
(1) To insure the application of latest
			 standards to provide acceptable and healthful indoor air quality in public
			 schools.
(2) Unify codes by
			 mandating the application of a common standard in both state owned public
			 buildings and public schools.