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DPS/Building Construction - Building Codes & Standards

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To obtain a copy of building/electrical/mechanical/energy-code amendments, please call 240 777-6370. For fire-code amendments, call 240 777-2457. Local amendments, where listed, are available in Adobe PDF format. For information on building codes and standards in effect for previous years, click here.

TYPE	CODE/EDITION	LOCAL AMENDMENTS		EFFECTIVE DATE
TYPE	CODE/EDITION	Yes	No	EFFECTIVE DATE
Commercial Building Code	ICC International Building Code/2006	X		05-13-2008
Commercial Building Code	MBRC Maryland Building Rehabilitation Code		X	07-16-2007
Residential Building, Energy & Mechanical Code	ICC International Residential Code/2006	X		05-13-2008
Residential Building, Energy & Mechanical Code	MBRC Maryland Building Rehabilitation Code		X	07-16-2007
Electrical Code	NFPA National Electrical Code/2002	X		04-01-2005
Commercial Mechanical Code	ICC International Mechanical Code/2006 ICC International Fuel Gas Code/2006	X		05-13-2008
Plumbing & Gas Code	WSSC Plumbing Code		X	05-01-2007
Life-Safety Code	NFPA-101/2003	X		11-28-2006
Fire Alarm Code	NFPA-72/2002	X		11-28-2006
Sprinkler Code	NFPA-13/2002	X		11-28-2006
Residential Sprinkler	NFPA-13D & 13R/2002	X		11-28-2006
Accessibility	COMAR 05.02.02, ADAAG & FFHAG		X	02-01-1995
Energy Conservation (Commercial Buildings)	ICC International Energy Conservation Code/2006	X		05-13-2008

*MBRC applies to a building or structure that was erected and occupied or issued a certificate of occupancy at least 1 year before a construction permit application for that building or structure was made to a local jurisdiction.

Residential Construction Design Parameters
Ground Snow Load	Wind Speed	Seismic Design Category	Subject To Damage From
			Wea- thering	Frost Line Depth	Termite	Decay
30 PSF (1.4 kN/m²)	90 mph (145 km/hr)	B	Severe	24 in (610 mm)	Moderate to heavy	Slight to moderate
(Continued)
Winter Design Temp.		Ice Shield Underlayment Required	Flood Hazards	Air Freezing Index		Mean Annual Temp.
13°F(-10.6°C)		Yes	July 2, 1979	300		55°F(12.8°C)

Commercial Construction Design Parameters
Ground Snow Load	Wind Speed	Spectral Response Acceleration		Wea- thering	Frost Line Depth
		Ss %g	S1 %g
30 PSF (1.4 kN/m²)	90 mph (145 km/hr)	16	5.1	Severe	24 in (610 mm)

Last edited: 5/13/2009

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Last edited: 5/13/2009