City Council Study Session Agenda and Packet 2008 06 24

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CHAPTER 11 ENERGY EFFICIENCY N1102 Building Thermal Envelope This section is non-applicable with the exception of "minor additions and renovations ". See sec N1104.3.3.2.4 N1103 Systems This section is non-applicable with the exception of "minor additions and renovations ". See sec N1104.3.3.2.4 N1104 Sustainability Requirements N1104.1 Scope and Intent Section N1104 implements the provisions of the "Boulder County BuildSmart" program whose primary purposes are to regulate the energy efficiency of the design and construction of residential buildings in unincorporated Boulder County as well as to reduce residential construction waste, conserve residential water use, and insure proper indoor air quality within energy- efficient residential structures. This Chapter serves the County's stated goals of promoting and encouraging high performing, sustainable, residential development and redevelopment in the unincorporated areas of Boulder County; providing development that will create cost-effective, energy efficient structures that reduce both the production of greenhouse gases from residential buildings and the amount of material sent to landfills; conserving and protecting water and other natural resources in the homebuilding process; and. insuring a reduction in carbon dioxide emissions from both new and renovated homes by requiring increased energy efficiency. N1104.1.1 Applicability This Chapter applies to all work on new residential construction that requires a building permit including: new buildings, renovated or remodeled buildings, moved buildings, additions to existing buildings, in some cases additions along with the affected portions of the existing building, and exterior energy uses as further specified in this Chapter below. Exceptions : Re-roofs, the building or replacement of fences or decks, federally or state-certified manufactured dwellings, plumbing or electrical work not associated with. an increase in conditioned floor area. N1104.2 Definitions Addition The placement of or fabrication of a structure that adds floor area to an existing structure. ( see definition of floor area in sec R202 ). Certified or Accredited Home Energy Rater A residential energy professional who is certified by the Residential Energy Services Network (RESNET); also referred to as an Energy Rater. Conditioned Floor Area The floor area of a building that is or could be heated or cooled. This includes: floor area with a fixed opening into floor area that could be heated or cooled and unfinished basement space that may be finished for habitation. Covered porches or decks are not considered condition floor area.