Section 12-K705. METERING

 

Strike Table 705.1.1, Metering Requirements, of the International Green Construction Code in its entirety and insert new Table 705.1.1 in the Green Construction Code in its place to read as follows:

TABLE 705.1.1 METERING REQUIREMENTS

APPLICATION	REQUIREMENTS
Irrigation	Irrigation systems that are automatically controlled shall be metered.
Tenant spaces	Tenant spaces that are estimated to consume over 1000 gallons of water per day shall be metered individually.
Onsite water collection systems	The makeup water lines supplying onsite water collection systems shall be metered.
Ornamental water features	Ornamental water features with a permanently installed water supply shall be required to utilize a meter on makeup water supply lines.
Pools and in-ground spas	Indoor and outdoor pools and in-ground spas shall be required to utilize a meter on makeup water supply lines.
Cooling towers	Cooling towers of 100 tons capacity or greater or groups of towers shall be required to utilize a meter on makeup water and blow-down water supply lines.
Steam boilers	The makeup water supply line to steam boilers anticipated to draw more than 100,000 gallons annually or having a rating of 500,000 Btu/h or greater shall be metered.
Industrial processes	Industrial processes consuming more than 1,000 gallons per day on average shall be metered individually.
Evaporative coolers	Evaporative coolers supplying in excess of 0.6 gpm, on average, makeup water shall be.
Fluid coolers and chillers	Water-cooled fluid coolers and chillers that do not utilize closed-loop recirculation shall be metered.
Roof spray systems	Roof spray systems for irrigating vegetated roofs or thermal conditioning shall be metered.
For SI: 1 gallon = 3.8 L, 1 gallon per minute = 3.8 Lpm, 1 ton = 12,000 Btu, 1 British thermal unit per hour = 0.00029 kWh.

 

authority

Section 10 of the Construction Codes Approval and Amendments Act of 1986 (Act), effective March 21, 1987 (D.C. Law 6-216; D.C. Official Code § 6-1409 (2012 Repl.)) and Mayor’s Order 2009-22, dated February 25, 2009, as amended.

source

Final Rulemaking published at 61 DCR 3356 (March 28, 2014 – Part 2); as corrected by Errata Notice published at 61 DCR 5246 (May 23, 2014).

EditorNote

The District of Columbia Green Construction Code (2013) , referred to as the “Green Construction Code,” consists of the 2012 edition of the International Green Construction Code published by the International Code Council (ICC), as amended by the District of Columbia Green Construction Code Supplement (2013)(12 DCMR K). The International Green Construction Code is copyrighted by the International Code Council and therefore is not republished here. However, a copy of the text may be obtained at:http://publicecodes.cyberregs.com/icod/igcc/2012/index.htm?bu=IC-P-2012-000023&bu2=IC-P-2012-000019.