LEED-AP-BD+C Exam Dumps : LEED AP Building Design + Construction (LEED AP BD+C)

The strategy that will contribute toward the Interior Cross-Contamination Prevention strategy in Indoor Environmental Quality Credit, Enhanced Indoor Air Quality Strategies is to provide a ventilation system specifically for the laundry facility that has no recirculating air. This is because the laundry facility is a space where hazardous gases or chemicals may be present or used, such as detergents, bleach, or fabric softeners. According to the LEED V5 Reference Guide for Building Design and Construction, the project must "sufficiently exhaust each space where hazardous gases or chemicals may be present or used (e.g., garages, housekeeping and laundry areas, copying and printing rooms), using the exhaust rates determined in EQ Prerequisite Minimum Indoor Air Quality Performance or a minimum of 0.50 cfm per square foot (2.54 l/s per square meter), to create negative pressure with respect to adjacent spaces when the doors to the room are closed. For each of these spaces, provide self-closing doors and deck-to-deck partitions or a hard-lid ceiling." 1 Therefore, option D is the correct answer. The other options will not prevent cross-contamination from the laundry facility to the locker rooms. Relocating the laundry facility to the basement (option A) may reduce the exposure of the occupants to the laundry chemicals, but it will not eliminate the possibility of cross-contamination to other spaces in the basement. Naturally ventilating the laundry space per ASHRAE 62.1-2010 (option B) may not provide sufficient exhaust to create negative pressure and prevent cross-contamination, especially if the outdoor air quality is poor or the natural ventilation is not well designed. Installing particle filters, with a MERV of 13 or higher or F7 (option C) may improve the air quality in the laundry space, but it will not prevent the hazardous gases or chemicals from escaping to the adjacent spaces through the ventilation system or the gaps in the doors or ceiling. References : LEED V5 Reference Guide for Building Design and Construction, p. 688 1 ; ASHRAE Standard 62.1-2010, Section 6.2.5 2

The Basis of Design (BOD) is the document that contains the design team’s interpretation of the Owner’s Project Requirements (OPR). The BOD describes the proposed systems and how they will meet the OPR, as well as the assumptions and criteria used for the design. The BOD is a key document for the Integrative Process credit and the Enhanced Commissioning credit in LEED BD+C 1 2 . References : LEED BD+C Reference Guide, Integrative Process, page 30 1 ; LEED BD+C Reference Guide, Enhanced Commissioning, page 68 1

ISO-verified Type III Environmental Product Declarations provide standardized, third-party-verified life-cycle information for building products, including global warming potential and other environmental impact indicators. This data enables the project team to compare products consistently and select materials with demonstrably lower embodied-carbon impacts. Avoiding long-distance transportation may reduce transportation emissions, but distance alone does not measure the complete product life cycle and may produce a poor selection if manufacturing emissions are high. Basic recycling information is also insufficient because it does not quantify cradle-to-gate or broader life-cycle impacts. MRc2 requires evidence-based carbon assessment rather than unsupported environmental claims. Selecting products supported by verified EPDs facilitates transparent procurement, whole-building life-cycle assessment, and informed reduction of emissions associated with material extraction, manufacturing, transportation, installation, and end-of-life processes.

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