USGBC Updated LEED-AP-ND Exam Questions and Answers by malaika

To determine if a project qualifies for the Green Infrastructure and Buildings Credit related to Wastewater Management in LEED for Neighborhood Development (LEED-ND), the most relevant piece of information is theaverage amount of annual wastewater generatedby the project. This metric is essential because the credit focuses on minimizing the impact of wastewater on the environment, primarily through strategies such as reducing the volume of wastewater produced, treating wastewater on-site, and reusing treated wastewater.

Wastewater Generation and Management:The LEED-ND rating system encourages the efficient management of wastewater to minimize its environmental impact. Specifically, the Green Infrastructure and Buildings Credit requires that a project demonstrates effective strategies for managing and reducing the volume of wastewater generated annually. This involves calculating the total averageamount of wastewater generated by the community and assessing how much of it can be treated and reused on-site.

Credit Requirements:To earn the Wastewater Management credit, projects must typically show that they have reduced the amount of wastewater generated by at least 25% compared to baseline conditions or that they treat and reuse a significant portion of their wastewater on-site. This necessitates an accurate estimation of the average annual wastewater production to determine the appropriate strategies and technologies for meeting the credit's objectives.

Supporting Strategies:Projects may employ various methods to achieve this, including installing efficient plumbing fixtures, recycling graywater, using natural treatment systems (like constructed wetlands), or connecting to high-efficiency municipal treatment facilities. However, all these strategies hinge on an understanding of the total wastewater volume generated, making this the most critical data point.

The LEED Reference Guide for Neighborhood Development (LEED ND) provides comprehensive criteria and methodologies for calculating the average wastewater generation and determining credit eligibility.

TheGreen Infrastructure and Buildingssection of the LEED v4 for Neighborhood Development rating system further outlines the specific requirements and point allocations for wastewater management strategies.

Detailed Explanation:References:For more detailed guidance and examples, refer to the LEED-ND Reference Guide available at the USGBC's resources section:

LEED Reference Guide for Neighborhood Development

LEED v4 Neighborhood Development

This detailed assessment is crucial in ensuring that a project can meet the sustainability goals required for LEED certification under the Green Infrastructure and Buildings Credit for Wastewater Management.

For the Green Infrastructure and Buildings Credit regarding Solar Orientation, after determining maximum solar access, the project team should next focus on studying the building envelopes and daylighting opportunities. This step is essential to ensure that the construction documents accurately reflect the optimum solar orientation, which can significantly enhance energy efficiency and occupant comfort. The other options, while relevant, do not directly pertain to incorporating solar orientation into site design as effectively as studying building envelopes and making necessary adjustments in the construction documents.

The Natural Resources Conservation Service (NRCS), a division of the United States Department of Agriculture (USDA), is the agency responsible for identifying prime and unique soils in agriculture and other associated industries. Prime farmland is land that has the best combination of physical and chemical characteristics for producing food, feed, forage, fiber, and oilseed crops. The identification of such soils is crucial for ensuring that land development projects do not unnecessarily disturb valuable agricultural land. LEED credits often require consultation with NRCS or its local equivalent to verify the presence of prime soils and to make informed decisions about land use.

References:

LEED v4 for Neighborhood Development, Current Version

LEED Reference Guide for Neighborhood Development