FE Civil Exam Prep 76, Highway Capacity — LOS, PHF, PCEs
Aug 5, 2026
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:
- How Level of Service (LOS) A through F provides a qualitative grade for traffic conditions.
- The correct formula for Peak Hour Factor (PHF) and how to apply it to find the design flow rate.
- How to use Passenger Car Equivalents (PCEs) to account for the impact of heavy vehicles on capacity.
- Common exam traps, such as inverting the PHF formula or misapplying the heavy vehicle adjustment factor.
- Key factors that reduce a highway's free-flow speed, including lane width and lateral clearance.
For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
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