Pacific Crest Trail Association

Rock Retaining Walls

Summary

Learn fundamentals of rock construction including an emphasis on effective and safe use of rock bars, the critical tool for all rock work. We’ll tackle basic rock placement techniques for rock walls to last the ages. Recommended after taking Course 203, which covers rock check steps and waterbars.

Overview

STUDENT SKILL OUTCOMES:

• Understanding of ideal rock size & shapes for rock structures.
• Safe quarrying and transport of rock, especially safe use of rock bars.
• Construction of effective rock walls from one to three tiers. If time allows, side projects include installing guide rocks, rip rap, and other minor trail armoring.

Trail Types Covered

General. All trail types are relevant.