[Journeyman] 17. Box Fill: Counting Conductors, Devices and Grounds

Podcast: Trades Exam Prep · Ran Chen, EA, CFP®

Opublikowano: 2026-10-24

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: • Volume allowance values per conductor size according to 2023 NEC Table 314.16(B) • How to count internal cable clamps and single or multi-gang device yokes • The 2020 and 2023 NEC equipment grounding conductor volume rule for up to four grounds and additional grounds • Step-by-step calculation for an exact 32.0625 cubic inch required box volume and why rounding down is p...