USGBC LEED-AP-ID+C Online Access

Best practices for ensuring that minimum program requirements (MPRs) for LEED certification are met involve confirming these requirements early in the project lifecycle. Specifically, this confirmation should occur during the discovery phase, which is the initial stage of a project. The discovery phase involves beginning initial research and analysis, and when sufficient information has been gathered, a goal-setting workshop is held to discuss findings. Part of these findings should include checking that the project complies with the MPRs for the applicable LEED rating system. Confirming MPRs during this early phase helps in setting a clear direction for the project and ensures that all subsequent work is aligned with LEED's fundamental requirements, facilitating a smoother certification process.

References:Excerpt from the document outlining the process and importance of checking minimum program requirements as part of the project's initial stages, specifically during the discovery phase .

The WaterSense label, or a local equivalent, is a requirement for the Water Efficiency Prerequisite, Indoor Water Use Reduction in LEED v4 ID+C. This label ensures that eligible newly installed plumbing fixtures are both water-efficient and high-performing. The use of WaterSense labeled products is part of the strategy to reduce aggregate water use by 20% from the baseline12.

References:

• LEED v4 Indoor Water Use Reduction Calculator3.
• LEED v4: Interior Design + Construction Guide4.
• LEED v4 water efficiency credits: Do you know the new standards?1.
• LEED QUALIFICATION GUIDE - v42.

The LEED requirement for Indoor Environmental Quality Credit, Indoor Air Quality Assessment, specifies that after construction, a non-phased flush-out must supply a total air volume of14,000 cubic feet of outdoor air per square foot of floor area1. For a new office space of 36,000 ft², the calculation would be:

36,000 ft2×14,000 ft3/ft2=504,000,000 ft3

This aligns with option C, which is the correct answer.

References:

• LEED v4: Interior Design + Construction Guide2.
• Understanding LEED IAQ Testing Requirements1.

The Integrative Process Credit encourages early planning and integration of various building systems to enhance project performance and environmental benefits. By focusing on early energy- and water-related research and analysis, this credit can influence several aspects of building design, including the Indoor Environmental Quality Credit, Indoor Air Quality Assessment. This is because early planning can help identify strategies for improving indoor air quality, such as material selection and HVAC design, which are integral to achieving this credit1.

References:

• LEED v4: Interior Design + Construction Guide1.
• Understanding Integrative Design in LEEDv42.
• The Integrative Process Credit promotes an early planning phase where the project team collaborates and uses cross-discipline knowledge to optimize the project's design and performance. Energy and water systems are often focal points during this phase. While the early planning process can influence various aspects of project design and execution, among the given options, the Indoor Environmental Quality Credit for Indoor Air Quality Assessment is most likely to be affected. This credit involves examining various strategies to improve indoor air quality, such as material selection, HVAC design, and contaminant control, which can be significantly enhanced through early integrated planning and consideration of interconnected systems.
• References:Detailed insight into the Integrative Process within LEED, highlighting the importance of early planning and its impact on building performance, particularly in relation to energy and water systems which can affect indoor air quality measures .