Pass the USGBC Leadership in Energy and Environmental Design (LEED) LEED-AP-ID+C Questions and answers with ExamsMirror

The LEED v4 criteria for the Energy and Atmosphere Credit, Advanced Energy Metering, Option 2 requires advanced energy metering for all whole-building energy sources as well as for any individual energy end uses that account for 10% or more of the total annual consumption of the building. From the provided energy end-use consumption data, it is clear that space cooling, interior fans, and receptacles each represent more than 10% of the total energy consumption. Additionally, interior lighting and space heating together also account for a significant portion of the energy consumption. Hence, to meet the creditrequirements, advanced metering must be installed for all these categories, aligning with option C.

References:Guidance from the LEED study guide explaining the requirements for advanced energy metering under the Energy and Atmosphere Credit, particularly for end uses that comprise 10% or more of total consumption .

The visible light transmittance of the existing exterior glazing affects the amount of natural light that penetrates the space, which is directly related to the Indoor Environmental Quality Credit for Daylight. This credit assesses the daylighting conditions in occupied spaces to promote occupants’ comfort and well-being. Since no modifications to the building envelope are being made, the existing glazing’s light transmittance will influence the daylight credit’s performance1.

References:

LEED v4 Reference Guide for Interior Design and Construction, specifically the section on Indoor Environmental Quality Credit: Daylight1.

 The Construction and Demolition Waste Management Calculation requires information about the waste stream (the different types of materials being disposed of), the total amount of waste generated, the amount of waste diverted from landfill through recycling or reuse, and the amount of waste that is actually sent to the landfill.

References: This information aligns with the LEED AP Interior Design + Construction (LEED AP ID+C) V4 guidelines, which emphasize the importance of waste management planning in sustainable building practices1.

In LEED, densely occupied spaces are relevant for assessing indoor environmental quality strategies, especially concerning carbon dioxide monitoring. High-density occupancy can lead to increased levels of CO2, which may affect occupants' comfort and health. Identifying densely occupied spaces is a crucial step in designing appropriate ventilation and air quality monitoring systems, and the carbon dioxide monitoring strategy aims to maintain the CO2 levels within acceptable limits in such spaces.

References:Reference to 'densely occupied space' within the context of Enhanced Indoor Air Quality Strategies and the option for Carbon Dioxide Monitoring, highlighting the connection between occupancy density and air quality .

Reducing the area planned for surface parking and replacing it with additional green space can significantly increase the rainwater infiltration capacity. Green spaces allow for more rainwater to be absorbed into the ground, reducing runoff and potentially mitigating flooding. This is a sustainable strategy that can contribute to the site’s water management and support LEED credits related to rainwater management.

References:

LEED v4: Interior Design + Construction Guide1

Information on rainwater management and heat island reduction synergies2.

The view factor is a measure used in LEED to quantify the quality of views for occupants within a space. In the Indoor Environmental Quality Credit, Quality Views, the rating scale for view factors ranges from 0 (no view) to 5 (maximum view). In the provided diagram, it appears that the space has large windows that provide ample daylight and a view to the outside, which is a key consideration for quality views.

Although the specific outdoor view cannot be determined from the diagram alone, the presence of large windows and the potential for expansive views suggests a high view factor. View Factor 4 is typically assigned to spaces where the view window head height is at least 7 feet 6 inches above the floor, allowing occupants a clear line of sight to the outdoors. This would contribute significantly to the occupants' connection with the outdoor environment, thus scoring higher on the scale.

It is important to note that the exact view factor cannot be precisely determined without additional context regarding the actual visible content outside the windows. However, based on the scale provided and typical LEED scoring, View Factor 4 seems appropriate given the sizeable windowed areas depicted, assuming they provide a clear and unobstructed view to the exterior.References:

LEED v4 for Interior Design and Construction Reference Guide, specifically the section on Indoor Environmental Quality Credit, Quality Views

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.

For the Materials and Resources Prerequisite, Storage and Collection of Recyclables, the project team must demonstrate that they can effectively manage and divert waste from landfills. Extending the waste stream study to a minimum of 24 hours will provide a more accurate representation of the waste generated and the recyclable streams. This is essential to identify the top five recyclable waste streams, which is a requirement for this prerequisite.

References: The LEED v4 reference guide for Interior Design and Construction specifies that a waste stream audit must cover a representative time period to accurately identify the project’s waste streams1. Additionally, the LEEDuser website provides guidance on how to conduct a waste stream audit and the importance of identifying the main types of recyclable waste1.

In LEED, the Materials and Resources Credit, Building Product Disclosure and Optimization - Sourcing of Raw Materials, Option 2. Leadership Extraction Practices, encourages the use of materials sourced in a responsible manner. For the drywall in question, the value contributing to this credit can be calculated based on the percentages of recycled content and its proximity to the project site. The post-consumer recycled content (5% paper + 50% gypsum = 55% of the product) sourced from locations within the regional distance threshold (defined by LEED as within 100 miles or 160 kilometers) contributes to this credit. Therefore, 55% of the total materials cost, which is $10,000 USD, equates to $5,500 USD. This value represents the portion of the drywall cost that contributes to the credit, considering the leadership extraction practices for recycled content within a regional distance.References:

LEED v4 for Building Design and Construction Reference Guide, specifically the section on Materials and Resources Credit, Building Product Disclosure and Optimization - Sourcing of Raw Materials, Option 2

For the Materials and Resources Credit, Interiors Life Cycle Impact Reduction, Option 1. Interior Reuse, the calculation includes items that are demolished and not replaced. This is because the credit aims to encourage the reuse of interior nonstructural elements to reduce the need for new materials and minimize waste, thus contributing to a reduction in life cycle impacts1.

References:

LEED v4 Reference Guide for Interior Design and Construction2.

LEED credit library for Interiors Life-Cycle Impact Reduction3.

LEEDuser’s guide on CI-v4.1 MRc2: Interiors life-cycle impact reduction1.

In the context of LEED AP Interior Design + Construction, especially under Materials and Resources Credit for Interiors Life Cycle Impact Reduction, Option 1. Interior Reuse, the aim is to encourage the reuse of interior nonstructural elements to reduce the need for new materials and minimize waste. The calculation for this credit involves determining the area of interior nonstructural elements that are reused. Items that are demolished and not replaced are included in this calculation because their non-replacement implies a reduction in the demand for new materials, thereby contributing to resource conservation and waste minimization. This approach aligns with the LEED principles of sustainable materials management and waste reduction. It's important to note that the calculation excludes elements that are not part of the interior nonstructural scope, such as exterior windows, doors, and structural floor assemblies. Hazardous materials remediated as part of the project are also excluded, as their handling is governed by specific environmental and health safety regulations.References:

LEED v4 for Interior Design and Construction Reference Guide

LEED v4 BD+C Reference Guide, specifically the sections related to Materials and Resources Credit, Interiors Life Cycle Impact Reduction