Thursday, February 14th, 2008
For the LEED AP Exam, you'll need to memorize ALL of the referenced standards mentioned in the reference guide. Some LEED credits don't reference any standards while others can reference quite a few. The most common LEED standard is the ASHRAE standard. Learn it, love it, take it out for ...
Posted in Random Tips | 24 Comments »
Wednesday, February 13th, 2008
Intent:
Achieve increasing levels of energy performance above the baseline in the prerequisite.
Reduce environmental and economic impacts associated with building energy usage.
Implementation:
Methods of optimizing energy performance:
Reduce building footprint
Reduce demand
Provide sensors in:
for break rooms
class rooms
meeting/conference rooms
Harvest Energy
Building Orientation
Window Location
Natural Ventilation
Improve Efficiency
through ...
Posted in Energy and Atmosphere | 33 Comments »
Tuesday, February 12th, 2008
Intent:
Establish minimum level of energy efficiency for building system.
Implementation:
option 1:
Building envelope and system to comply with ASHRAE / IESNA 90.1-2004 Sections 5 - 10
Comply with prescriptive requirements of ASHRAE, 90.1-2004
option 2:
comply with local codes or DOE (Department of Energy), instead of ASHRAE
mandatory: provide occupancy controls for:
class rooms
meeting rooms
break rooms
Code:
ASHRAE ...
Posted in Energy and Atmosphere, Prerequisites | 3 Comments »
Friday, February 8th, 2008
Intent:
Assessment of building's thermal comfort over time.
Implementation:
Survey within 6-18 months after occupancy
anonymous responses of overall satisfaction of thermal performance
If 20% or more of building occupants dissatisfied, develop a plan for corrective action
Plan should be in accordance with ASHRAE 55-2004
Code:
ASHRAE 55-2004: Thermal Comfort Conditions for Human Occupancy
Submittal Phase:
design
Indoor Environmental ...
Posted in Indoor Environmental Air Quality | No Comments »
Friday, February 8th, 2008
Intent:
Provide a comfortable thermal environment supporting productivity and well-being of building occupants.
Implementation:
Design HVAC systems and Building Envelope per ASHRAE 55-2004.
Evaluate air temp. radiant temp, air speed, relative humidity
Coordinate with EQ P1. EQ 1, & EQ 2.
Code:
ASHRAE 55-2004: Thermal Comfort Conditions for Human Occupancy
Submittal Phase:
design
Indoor Environmental Air Quality
EQ P1 - ...
Posted in Indoor Environmental Air Quality | 2 Comments »
Friday, February 8th, 2008
Intent:
Provide high level of thermal comfort system control for individuals and multi-occupant spaces to promote productivity, comfort and well being of building occupants.
Implementation:
Individual comfort controls for 50% min. of building occupants.
Operable windows are OK instead if:
occupants are stationed within 20'-0" inside and 10'-0" to either side of the ...
Posted in Indoor Environmental Air Quality | 2 Comments »
Friday, February 8th, 2008
Intent:
Minimize potentially hazardous particulates and chemical pollutants.
Implementation:
Minimize and control pollutant entry
Minimize Cross contamination between occupied areas
Install permanent entryway systems at least 6'-0" long to capture dirt
grates
grills
Exhaust rooms where hazardous chemicals are stored
keep negative pressure at .50 cfm/sf
If Mechanically Vented, installed filters should have MERV 13 rating or better
Codes:
ASHRAE 52.1-1999: ...
Posted in Indoor Environmental Air Quality | 7 Comments »
Wednesday, February 6th, 2008
Intent:
Reduce IAQ problems associated with Construction/Renovation process
Help to sustain comfort and well-being of construction workers and building occupants
Implementation:
Develop and implement an Indoor Air Quality (IAQ) Management Plan for during construction
during construction, meet or exceed SMACNA IAQ Guidelines for Occupied Buildings Under Construction, Ch 3 (2007)
Protect on-site or installed absorptive ...
Posted in Indoor Environmental Air Quality | 3 Comments »
Wednesday, February 6th, 2008
Intent:
Provide additional outdoor air ventilation to improve IAQ for improved occupant comfort, well-being of occupants and productivity.
Implementation:
Mechanically Vented Spaces:
increase breathing zone outdoor air ventilation rates to 30% above minimum ASHRAE 62.1-2004 rates
Naturally Vented Spaces:
design system to meet Carbon Trust Good Practice Guide 237 (1998).
make sure ventilation is effective ...
Posted in Indoor Environmental Air Quality | 3 Comments »
Wednesday, February 6th, 2008
1st of 2 prerequisites in Indoor Environmental Air Quality (EQ for short)
Intent:
to establish minimum IAQ performance to enhance indoor air quality in buildings
contribute to the well-being of the occupants
Implementation:
Meet minimum requirement of Sections 4 thru 7 of ASHRAE 62.1-2004: Ventilation for Acceptable Indoor Air Quality
Mechanical Ventilation Systems: designed using Ventilation ...
Posted in Indoor Environmental Air Quality, Prerequisites | 5 Comments »
